Merge branch 'master' into remove_duplication

Conflicts:
	transport/src/main/java/io/netty/channel/socket/nio/NioDatagramWorker.java
	transport/src/main/java/io/netty/channel/socket/nio/NioWorker.java

codec-http/src/test/java/io/netty/handler/codec/spdy/AbstractSocketSpdyEchoTest.java

@@ -164,7 +164,7 @@ public abstract class AbstractSocketSpdyEchoTest {
     protected abstract ChannelFactory newServerSocketChannelFactory(Executor executor);
     protected abstract ChannelFactory newClientSocketChannelFactory(Executor executor);
 
-    @Test
+    @Test(timeout = 10000)
     public void testSpdyEcho() throws Throwable {
         ServerBootstrap sb = new ServerBootstrap(newServerSocketChannelFactory(executor));
         ClientBootstrap cb = new ClientBootstrap(newClientSocketChannelFactory(executor));

common/src/main/java/io/netty/util/HashedWheelTimer.java

@@ -518,9 +518,12 @@ public class HashedWheelTimer implements Timer {
             try {
                 task.run(this);
             } catch (Throwable t) {
-                logger.warn(
+                if (logger.isWarnEnabled()) {
-                        "An exception was thrown by " +
+                    logger.warn(
-                        TimerTask.class.getSimpleName() + ".", t);
+                            "An exception was thrown by " +
+                            TimerTask.class.getSimpleName() + ".", t);
+                }
+
             }
         }
 

common/src/main/java/io/netty/util/internal/LegacyLinkedTransferQueue.java

@@ -612,6 +612,7 @@ public class LegacyLinkedTransferQueue<E> extends AbstractQueue<E>
     @SuppressWarnings("unchecked")
     static <E> E cast(Object item) {
         // assert item == null || item.getClass() != Node.class;
+        // Explicit cast, see http://bugs.sun.com/bugdatabase/view_bug.do?bug_id=6302954
         return (E) item;
     }
 
@@ -653,7 +654,8 @@ public class LegacyLinkedTransferQueue<E> extends AbstractQueue<E>
                             }
                         }
                         LockSupport.unpark(p.waiter);
-                        return LegacyLinkedTransferQueue.cast(item);
+                        // Explicit cast, see http://bugs.sun.com/bugdatabase/view_bug.do?bug_id=6302954
+                        return (E) LegacyLinkedTransferQueue.cast(item);
                     }
                 }
                 Node n = p.next;
@@ -737,7 +739,8 @@ public class LegacyLinkedTransferQueue<E> extends AbstractQueue<E>
             if (item != e) {                  // matched
                 // assert item != s;
                 s.forgetContents();           // avoid garbage
-                return LegacyLinkedTransferQueue.cast(item);
+                // Explicit cast, see http://bugs.sun.com/bugdatabase/view_bug.do?bug_id=6302954
+                return (E) LegacyLinkedTransferQueue.cast(item);
             }
             if ((w.isInterrupted() || timed && nanos <= 0) &&
                     s.casItem(e, s)) {        // cancel
@@ -825,7 +828,8 @@ public class LegacyLinkedTransferQueue<E> extends AbstractQueue<E>
             Object item = p.item;
             if (p.isData) {
                 if (item != null && item != p) {
-                    return LegacyLinkedTransferQueue.cast(item);
+                    // Explicit cast, see http://bugs.sun.com/bugdatabase/view_bug.do?bug_id=6302954
+                    return (E) LegacyLinkedTransferQueue.cast(item);
                 }
             }
             else if (item == null) {
@@ -878,7 +882,8 @@ public class LegacyLinkedTransferQueue<E> extends AbstractQueue<E>
                 Object item = p.item;
                 if (p.isData) {
                     if (item != null && item != p) {
-                        nextItem = LegacyLinkedTransferQueue.cast(item);
+                        // Explicit cast, see http://bugs.sun.com/bugdatabase/view_bug.do?bug_id=6302954
+                        nextItem = (E) LegacyLinkedTransferQueue.cast(item);
                         nextNode = p;
                         return;
                     }

common/src/main/java/io/netty/util/internal/SharedResourceMisuseDetector.java

@@ -43,12 +43,14 @@ public class SharedResourceMisuseDetector {
 
     public void increase() {
         if (activeInstances.incrementAndGet() > MAX_ACTIVE_INSTANCES) {
-            if (logged.compareAndSet(false, true)) {
+            if (logger.isWarnEnabled()) {
-                logger.warn(
+                if (logged.compareAndSet(false, true)) {
-                        "You are creating too many " + type.getSimpleName() +
+                    logger.warn(
-                        " instances.  " + type.getSimpleName() +
+                            "You are creating too many " + type.getSimpleName() +
-                        " is a shared resource that must be reused across the" +
+                            " instances.  " + type.getSimpleName() +
-                        " application, so that only a few instances are created.");
+                            " is a shared resource that must be reused across the" +
+                            " application, so that only a few instances are created.");
+                }
             }
         }
     }

example/src/main/java/io/netty/example/http/websocketx/autobahn/AutobahnServerHandler.java

@@ -81,8 +81,11 @@ public class AutobahnServerHandler extends SimpleChannelUpstreamHandler {
     }
 
     private void handleWebSocketFrame(ChannelHandlerContext ctx, WebSocketFrame frame) {
-        logger.debug(String
+        if (logger.isDebugEnabled()) {
-                .format("Channel %s received %s", ctx.getChannel().getId(), frame.getClass().getSimpleName()));
+            logger.debug(String
+                    .format("Channel %s received %s", ctx.getChannel().getId(), frame.getClass().getSimpleName()));
+        }
+
 
         if (frame instanceof CloseWebSocketFrame) {
             this.handshaker.close(ctx.getChannel(), (CloseWebSocketFrame) frame);

example/src/main/java/io/netty/example/http/websocketx/server/WebSocketServerHandler.java

@@ -116,7 +116,9 @@ public class WebSocketServerHandler extends SimpleChannelUpstreamHandler {
 
         // Send the uppercase string back.
         String request = ((TextWebSocketFrame) frame).getText();
-        logger.debug(String.format("Channel %s received %s", ctx.getChannel().getId(), request));
+        if (logger.isDebugEnabled()) {
+            logger.debug(String.format("Channel %s received %s", ctx.getChannel().getId(), request));
+        }
         ctx.getChannel().write(new TextWebSocketFrame(request.toUpperCase()));
     }
 

example/src/main/java/io/netty/example/http/websocketx/sslserver/WebSocketSslServerHandler.java

@@ -116,7 +116,9 @@ public class WebSocketSslServerHandler extends SimpleChannelUpstreamHandler {
 
         // Send the uppercase string back.
         String request = ((TextWebSocketFrame) frame).getText();
-        logger.debug(String.format("Channel %s received %s", ctx.getChannel().getId(), request));
+        if (logger.isDebugEnabled()) {
+            logger.debug(String.format("Channel %s received %s", ctx.getChannel().getId(), request));
+        }
         ctx.getChannel().write(new TextWebSocketFrame(request.toUpperCase()));
     }
 

example/src/main/java/io/netty/example/http/websocketx/sslserver/WebSocketSslServerSslContext.java

@@ -86,7 +86,9 @@ public final class WebSocketSslServerSslContext {
             }
             _serverContext = serverContext;
         } catch (Exception ex) {
-            logger.error("Error initializing SslContextManager. " + ex.getMessage(), ex);
+            if (logger.isErrorEnabled()) {
+                logger.error("Error initializing SslContextManager. " + ex.getMessage(), ex);
+            }
             System.exit(1);
 
         }

example/src/main/java/io/netty/example/sctp/SctpClientHandler.java

@@ -25,7 +25,7 @@ import io.netty.channel.ChannelStateEvent;
 import io.netty.channel.ExceptionEvent;
 import io.netty.channel.MessageEvent;
 import io.netty.channel.SimpleChannelUpstreamHandler;
-import io.netty.channel.sctp.SctpPayload;
+import io.netty.channel.sctp.SctpFrame;
 
 /**
  * Handler implementation for the echo client.  It initiates the message
@@ -47,7 +47,7 @@ public class SctpClientHandler extends SimpleChannelUpstreamHandler {
      */
     @Override
     public void channelConnected(ChannelHandlerContext ctx, ChannelStateEvent stateEvent) {
-        stateEvent.getChannel().write(new SctpPayload(0, 0, ChannelBuffers.wrappedBuffer("SCTP ECHO".getBytes())));
+        stateEvent.getChannel().write(new SctpFrame(0, 0, ChannelBuffers.wrappedBuffer("SCTP ECHO".getBytes())));
     }
 
     @Override

handler/src/main/java/io/netty/handler/ipfilter/CIDR6.java

@@ -58,7 +58,9 @@ public class CIDR6 extends CIDR {
         try {
             return bigIntToIPv6Address(addressEndBigInt);
         } catch (UnknownHostException e) {
-            logger.error("invalid ip address calculated as an end address");
+            if (logger.isErrorEnabled()) {
+                logger.error("invalid ip address calculated as an end address");
+            }
             return null;
         }
     }

handler/src/main/java/io/netty/handler/ipfilter/IpFilterRuleList.java

@@ -69,7 +69,9 @@ public class IpFilterRuleList extends ArrayList<IpFilterRule> {
             return;
         }
         if (!(rule.startsWith("+") || rule.startsWith("-"))) {
-            logger.error("syntax error in ip filter rule:" + rule);
+            if (logger.isErrorEnabled()) {
+                logger.error("syntax error in ip filter rule:" + rule);
+            }
             return;
         }
 
@@ -80,10 +82,14 @@ public class IpFilterRuleList extends ArrayList<IpFilterRule> {
             try {
                 this.add(new IpSubnetFilterRule(allow, rule.substring(3)));
             } catch (UnknownHostException e) {
-                logger.error("error parsing ip filter " + rule, e);
+                if (logger.isErrorEnabled()) {
+                    logger.error("error parsing ip filter " + rule, e);
+                }
             }
         } else {
-            logger.error("syntax error in ip filter rule:" + rule);
+            if (logger.isErrorEnabled()) {
+                logger.error("syntax error in ip filter rule:" + rule);
+            }
         }
     }
 }

handler/src/main/java/io/netty/handler/ipfilter/PatternRule.java

@@ -158,7 +158,9 @@ public class PatternRule implements IpFilterRule, Comparable<Object> {
                 return true;
             }
         } catch (UnknownHostException e) {
-            logger.info("error getting ip of localhost", e);
+            if (logger.isInfoEnabled()) {
+                logger.info("error getting ip of localhost", e);
+            }
         }
         try {
             InetAddress[] addrs = InetAddress.getAllByName("127.0.0.1");
@@ -168,7 +170,9 @@ public class PatternRule implements IpFilterRule, Comparable<Object> {
                 }
             }
         } catch (UnknownHostException e) {
-            logger.info("error getting ip of localhost", e);
+            if (logger.isInfoEnabled()) {
+                logger.info("error getting ip of localhost", e);
+            }
         }
         return false;
 

handler/src/main/java/io/netty/handler/ssl/SslHandler.java

@@ -497,7 +497,9 @@ public class SslHandler extends FrameDecoder
                 try {
                     engine.closeInbound();
                 } catch (SSLException ex) {
-                    logger.debug("Failed to clean up SSLEngine.", ex);
+                    if (logger.isDebugEnabled()) {
+                        logger.debug("Failed to clean up SSLEngine.", ex);
+                    }
                 }
             }
         }
@@ -513,9 +515,12 @@ public class SslHandler extends FrameDecoder
                 synchronized (ignoreClosedChannelExceptionLock) {
                     if (ignoreClosedChannelException > 0) {
                         ignoreClosedChannelException --;
-                        logger.debug(
+                        if (logger.isDebugEnabled()) {
-                                "Swallowing an exception raised while " +
+                            logger.debug(
-                                "writing non-app data", cause);
+                                    "Swallowing an exception raised while " +
+                                    "writing non-app data", cause);
+                        }
+                       
                         return;
                     }
                 }
@@ -524,10 +529,12 @@ public class SslHandler extends FrameDecoder
                 if (IGNORABLE_ERROR_MESSAGE.matcher(message).matches()) {
                     // It is safe to ignore the 'connection reset by peer' or
                     // 'broken pipe' error after sending closure_notify.
-                    logger.debug(
+                    if (logger.isDebugEnabled()) {
-                            "Swallowing a 'connection reset by peer / " +
+                        logger.debug(
-                            "broken pipe' error occurred while writing " +
+                                "Swallowing a 'connection reset by peer / " +
-                            "'closure_notify'", cause);
+                                "broken pipe' error occurred while writing " +
+                                "'closure_notify'", cause);
+                    }
 
                     // Close the connection explicitly just in case the transport
                     // did not close the connection automatically.
@@ -1085,9 +1092,12 @@ public class SslHandler extends FrameDecoder
             try {
                 engine.closeInbound();
             } catch (SSLException e) {
-                logger.debug(
+                if (logger.isDebugEnabled()) {
-                        "SSLEngine.closeInbound() raised an exception after " +
+                    logger.debug(
-                        "a handshake failure.", e);
+                            "SSLEngine.closeInbound() raised an exception after " +
+                            "a handshake failure.", e);
+                }
+
             }
         }
         
@@ -1106,7 +1116,9 @@ public class SslHandler extends FrameDecoder
             try {
                 unwrap(context, e.getChannel(), ChannelBuffers.EMPTY_BUFFER, 0, 0);
             } catch (SSLException ex) {
-                logger.debug("Failed to unwrap before sending a close_notify message", ex);
+                if (logger.isDebugEnabled()) {
+                    logger.debug("Failed to unwrap before sending a close_notify message", ex);
+                }
             }
 
             if (!engine.isInboundDone()) {
@@ -1118,7 +1130,9 @@ public class SslHandler extends FrameDecoder
                                 new ClosingChannelFutureListener(context, e));
                         success = true;
                     } catch (SSLException ex) {
-                        logger.debug("Failed to encode a close_notify message", ex);
+                        if (logger.isDebugEnabled()) {
+                            logger.debug("Failed to encode a close_notify message", ex);
+                        }
                     }
                 }
             } else {

handler/src/main/java/io/netty/handler/stream/ChunkedWriteHandler.java

@@ -92,7 +92,9 @@ public class ChunkedWriteHandler implements ChannelUpstreamHandler, ChannelDowns
         try {
             flush(ctx);
         } catch (Exception e) {
-            logger.warn("Unexpected exception while sending chunks.", e);
+            if (logger.isWarnEnabled()) {
+                logger.warn("Unexpected exception while sending chunks.", e);
+            }
         }
     }
 
@@ -270,7 +272,9 @@ public class ChunkedWriteHandler implements ChannelUpstreamHandler, ChannelDowns
         try {
             chunks.close();
         } catch (Throwable t) {
-            logger.warn("Failed to close a chunked input.", t);
+            if (logger.isWarnEnabled()) {
+                logger.warn("Failed to close a chunked input.", t);
+            }
         }
     }
 }

pom.xml

@@ -217,7 +217,7 @@
                   <version>[1.6.0,)</version>
                 </requireJavaVersion>
                 <requireMavenVersion>
-                  <version>[3.0.3,)</version>
+                  <version>[3.0.2,)</version>
                 </requireMavenVersion>
               </rules>
             </configuration>

testsuite/src/test/java/io/netty/testsuite/transport/socket/AbstractSocketSslEchoTest.java

@@ -129,7 +129,9 @@ public abstract class AbstractSocketSslEchoTest {
         ChannelFuture ccf = cb.connect(new InetSocketAddress(SocketAddresses.LOCALHOST, port));
         ccf.awaitUninterruptibly();
         if (!ccf.isSuccess()) {
-            logger.error("Connection attempt failed", ccf.getCause());
+            if(logger.isErrorEnabled()) {
+                logger.error("Connection attempt failed", ccf.getCause());
+            }
             sc.close().awaitUninterruptibly();
         }
         assertTrue(ccf.isSuccess());
@@ -238,9 +240,11 @@ public abstract class AbstractSocketSslEchoTest {
         @Override
         public void exceptionCaught(ChannelHandlerContext ctx, ExceptionEvent e)
                 throws Exception {
-            logger.warn(
+            if (logger.isWarnEnabled()) {
-                    "Unexpected exception from the " +
+                logger.warn(
-                    (server? "server" : "client") + " side", e.getCause());
+                        "Unexpected exception from the " +
+                        (server? "server" : "client") + " side", e.getCause());
+            }
 
             exception.compareAndSet(null, e.getCause());
             e.getChannel().close();

transport-sctp/pom.xml

@@ -35,5 +35,36 @@
       <artifactId>netty-transport</artifactId>
       <version>${project.version}</version>
     </dependency>
+    <dependency>
+      <groupId>${project.groupId}</groupId>
+      <artifactId>netty-codec</artifactId>
+      <version>${project.version}</version>
+    </dependency>
+    <dependency>
+      <groupId>${project.groupId}</groupId>
+      <artifactId>netty-handler</artifactId>
+      <version>${project.version}</version>
+    </dependency>
   </dependencies>
+
+  <build>
+    <plugins>
+       <plugin>
+       <artifactId>maven-surefire-plugin</artifactId>
+       <version>2.7.2</version>
+       <executions>
+         <execution>
+           <id>default-test</id>
+           <configuration>
+               <!--
+                 Ignore SCTP Test cases by default
+                 Note: Java SCTP only available for Linux and Solaris
+               -->
+               <skipTests>true</skipTests>
+           </configuration>
+         </execution>
+       </executions>
+      </plugin>
+    </plugins>
+  </build>
 </project>

transport-sctp/src/main/java/com/sun/nio/sctp/MessageInfo.java

@@ -32,5 +32,7 @@ public abstract class MessageInfo {
     public abstract int payloadProtocolID();
     public abstract MessageInfo payloadProtocolID(int ppid);
     public abstract boolean isComplete();
+    public abstract boolean isUnordered();
+    public abstract MessageInfo unordered(boolean b);
 
 }

transport-sctp/src/main/java/com/sun/nio/sctp/SctpChannel.java

@@ -16,6 +16,7 @@
 package com.sun.nio.sctp;
 
 import java.io.IOException;
+import java.net.InetAddress;
 import java.net.SocketAddress;
 import java.nio.ByteBuffer;
 import java.nio.channels.spi.AbstractSelectableChannel;
@@ -45,6 +46,12 @@ public abstract class SctpChannel extends AbstractSelectableChannel {
     public abstract SctpChannel bind(SocketAddress local) throws IOException;
     public abstract boolean connect(SocketAddress remote) throws IOException;
     public abstract boolean finishConnect() throws IOException;
+
+    public abstract SctpChannel bindAddress(InetAddress inetAddress) throws IOException;
+    public abstract SctpChannel unbindAddress(InetAddress inetAddress) throws IOException;
+
     public abstract <T> MessageInfo receive(ByteBuffer dst, T attachment, NotificationHandler<T> handler) throws IOException;
     public abstract int send(ByteBuffer src, MessageInfo messageInfo) throws IOException;
+    
+    public abstract Set<SctpSocketOption<?>> supportedOptions();
 }

transport-sctp/src/main/java/com/sun/nio/sctp/SctpServerChannel.java

@@ -16,6 +16,7 @@
 package com.sun.nio.sctp;
 
 import java.io.IOException;
+import java.net.InetAddress;
 import java.net.SocketAddress;
 import java.nio.channels.spi.AbstractSelectableChannel;
 import java.nio.channels.spi.SelectorProvider;
@@ -41,5 +42,9 @@ public abstract class SctpServerChannel extends AbstractSelectableChannel {
 
     public abstract SctpServerChannel bind(SocketAddress local) throws IOException;
     public abstract SctpServerChannel bind(SocketAddress local, int backlog) throws IOException;
+
+    public abstract SctpServerChannel bindAddress(InetAddress inetAddress) throws IOException;
+    public abstract SctpServerChannel unbindAddress(InetAddress inetAddress) throws IOException;
+
     public abstract SctpChannel accept() throws IOException;
 }

transport-sctp/src/main/java/com/sun/nio/sctp/SctpStandardSocketOptions.java

@@ -34,5 +34,18 @@ public class SctpStandardSocketOptions {
     public static final SctpSocketOption<Integer> SO_SNDBUF = null;
 
     public static class InitMaxStreams {
+
+        public static InitMaxStreams create(int i, int i1) {
+            return null;
+        }
+
+        public int maxInStreams() {
+            return 0;
+        }
+
+        public int maxOutStreams() {
+            return 0;
+        }
+
     }
 }

transport-sctp/src/main/java/io/netty/channel/sctp/DefaultNioSctpChannelConfig.java

@@ -53,11 +53,13 @@ class DefaultNioSctpChannelConfig extends DefaultSctpChannelConfig implements Ni
         if (getWriteBufferHighWaterMark() < getWriteBufferLowWaterMark()) {
             // Recover the integrity of the configuration with a sensible value.
             setWriteBufferLowWaterMark0(getWriteBufferHighWaterMark() >>> 1);
-            // Notify the user about misconfiguration.
+            if (logger.isWarnEnabled()) {
-            logger.warn(
+                // Notify the user about misconfiguration.
-                    "writeBufferLowWaterMark cannot be greater than " +
+                logger.warn(
-                            "writeBufferHighWaterMark; setting to the half of the " +
+                        "writeBufferLowWaterMark cannot be greater than " +
-                            "writeBufferHighWaterMark.");
+                                "writeBufferHighWaterMark; setting to the half of the " +
+                                "writeBufferHighWaterMark.");
+            }
         }
     }
 

transport-sctp/src/main/java/io/netty/channel/sctp/DefaultSctpChannelConfig.java

@@ -50,10 +50,9 @@ class DefaultSctpChannelConfig extends DefaultChannelConfig implements SctpChann
             setSendBufferSize(ConversionUtil.toInt(value));
         } else if (key.equals("sctpNoDelay")) {
             setSctpNoDelay(ConversionUtil.toBoolean(value));
-        } else if (key.equals("soLinger")) {
-            setSoLinger(ConversionUtil.toInt(value));
         } else if (key.equals("sctpInitMaxStreams")) {
-            setInitMaxStreams((InitMaxStreams) value);
+            final Integer maxInOutStreams = ConversionUtil.toInt(value);
+            setInitMaxStreams(InitMaxStreams.create(maxInOutStreams, maxInOutStreams));
         } else {
             return false;
         }
@@ -78,24 +77,6 @@ class DefaultSctpChannelConfig extends DefaultChannelConfig implements SctpChann
         }
     }
 
-    @Override
-    public int getSoLinger() {
-        try {
-            return channel.getOption(SO_LINGER);
-        } catch (IOException e) {
-            throw new ChannelException(e);
-        }
-    }
-
-    @Override
-    public void setSoLinger(int soLinger) {
-        try {
-            channel.setOption(SO_LINGER, soLinger);
-        } catch (IOException e) {
-            throw new ChannelException(e);
-        }
-    }
-
     @Override
     public int getSendBufferSize() {
         try {

transport-sctp/src/main/java/io/netty/channel/sctp/DefaultSctpServerChannelConfig.java

@@ -49,7 +49,8 @@ public class DefaultSctpServerChannelConfig extends DefaultServerChannelConfig
         }
 
         if (key.equals("sctpInitMaxStreams")) {
-            setInitMaxStreams((InitMaxStreams) value);
+            final Integer maxInOutStreams = ConversionUtil.toInt(value);
+            setInitMaxStreams(InitMaxStreams.create(maxInOutStreams, maxInOutStreams));
         } else if (key.equals("backlog")) {
             setBacklog(ConversionUtil.toInt(value));
         } else {

transport-sctp/src/main/java/io/netty/channel/sctp/SctpBindAddressEvent.java

@@ -0,0 +1,38 @@
+/*
+ * Copyright 2011 The Netty Project
+ *
+ * The Netty Project licenses this file to you under the Apache License,
+ * version 2.0 (the "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at:
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+ * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+ * License for the specific language governing permissions and limitations
+ * under the License.
+ */
+package io.netty.channel.sctp;
+
+import io.netty.channel.Channel;
+import io.netty.channel.ChannelFuture;
+import io.netty.channel.ChannelState;
+import io.netty.channel.DownstreamChannelStateEvent;
+
+import java.net.InetAddress;
+
+public class SctpBindAddressEvent extends DownstreamChannelStateEvent {
+
+    /**
+     * Creates a new instance.
+     */
+    public SctpBindAddressEvent(Channel channel, ChannelFuture future, InetAddress localAddress) {
+        super(channel, future, ChannelState.INTEREST_OPS, localAddress);
+    }
+
+    @Override
+    public InetAddress getValue() {
+        return (InetAddress) super.getValue();
+    }
+}

transport-sctp/src/main/java/io/netty/channel/sctp/SctpChannel.java

@@ -17,6 +17,7 @@ package io.netty.channel.sctp;
 
 import com.sun.nio.sctp.Association;
 import io.netty.channel.Channel;
+import io.netty.channel.ChannelFuture;
 import io.netty.channel.socket.SocketChannel;
 import io.netty.channel.socket.SocketChannelConfig;
 import io.netty.channel.socket.nio.NioSocketChannelConfig;
@@ -58,6 +59,17 @@ public interface SctpChannel extends Channel {
      */
     Set<InetSocketAddress> getAllRemoteAddresses();
 
+    /**
+     * Bind a multi-homing address to the already bound channel
+     */
+    ChannelFuture bindAddress(InetAddress localAddress);
+
+
+    /**
+     *  Unbind a multi-homing address from a already established channel
+     */
+    ChannelFuture unbindAddress(InetAddress localAddress);
+
     /**
      * Get the underlying SCTP association
      */

transport-sctp/src/main/java/io/netty/channel/sctp/SctpChannelConfig.java

@@ -32,8 +32,6 @@ import io.netty.channel.ChannelConfig;
  * </tr><tr>
  * <td>{@code "sctpNoDelay"}</td><td>{@link #setSctpNoDelay(boolean)}}</td>
  * </tr><tr>
- * <td>{@code "soLinger"}</td><td>{@link #setSoLinger(int)}</td>
- * </tr><tr>
  * <td>{@code "receiveBufferSize"}</td><td>{@link #setReceiveBufferSize(int)}</td>
  * </tr><tr>
  * <td>{@code "sendBufferSize"}</td><td>{@link #setSendBufferSize(int)}</td>
@@ -54,16 +52,6 @@ public interface SctpChannelConfig extends ChannelConfig {
      */
     void setSctpNoDelay(boolean sctpNoDelay);
 
-    /**
-     * Gets the <a href="http://openjdk.java.net/projects/sctp/javadoc/com/sun/nio/sctp/SctpStandardSocketOption.html">{@code SO_LINGER}</a> option.
-     */
-    int getSoLinger();
-
-    /**
-     * Sets the <a href="http://openjdk.java.net/projects/sctp/javadoc/com/sun/nio/sctp/SctpStandardSocketOption.html">{@code SO_LINGER}</a> option.
-     */
-    void setSoLinger(int soLinger);
-
     /**
      * Gets the <a href="http://openjdk.java.net/projects/sctp/javadoc/com/sun/nio/sctp/SctpStandardSocketOption.html">{@code SO_SNDBUF}</a> option.
      */

transport-sctp/src/main/java/io/netty/channel/sctp/SctpChannelImpl.java

@@ -17,6 +17,7 @@ package io.netty.channel.sctp;
 
 import static io.netty.channel.Channels.*;
 
+import java.net.InetAddress;
 import java.net.InetSocketAddress;
 import java.net.SocketAddress;
 import java.util.Collections;
@@ -29,7 +30,6 @@ import java.util.concurrent.atomic.AtomicInteger;
 
 import com.sun.nio.sctp.Association;
 
-import io.netty.buffer.ChannelBuffer;
 import io.netty.channel.AbstractChannel;
 import io.netty.channel.Channel;
 import io.netty.channel.ChannelFactory;
@@ -153,6 +153,20 @@ class SctpChannelImpl extends AbstractChannel implements SctpChannel {
             }
     }
 
+    @Override
+    public ChannelFuture bindAddress(InetAddress localAddress) {
+        ChannelFuture future = future(this);
+        getPipeline().sendDownstream(new SctpBindAddressEvent(this, future, localAddress));
+        return future;
+    }
+
+    @Override
+    public ChannelFuture unbindAddress(InetAddress localAddress) {
+        ChannelFuture future = future(this);
+        getPipeline().sendDownstream(new SctpUnbindAddressEvent(this, future, localAddress));
+        return future;
+    }
+
     @Override
     public Association association() {
         try {
@@ -297,8 +311,8 @@ class SctpChannelImpl extends AbstractChannel implements SctpChannel {
 
         private int getMessageSize(MessageEvent e) {
             Object m = e.getMessage();
-            if (m instanceof ChannelBuffer) {
+            if (m instanceof SctpFrame) {
-                return ((ChannelBuffer) m).readableBytes();
+                return ((SctpFrame) m).getPayloadBuffer().readableBytes();
             }
             return 0;
         }

transport-sctp/src/main/java/io/netty/channel/sctp/SctpClientChannel.java

@@ -41,7 +41,7 @@ final class SctpClientChannel extends SctpChannelImpl {
         try {
             underlayingChannel = SctpChannel.open();
         } catch (IOException e) {
-            throw new ChannelException("Failed to open a socket.", e);
+            throw new ChannelException("Failed to open a sctp channel.", e);
         }
 
         boolean success = false;
@@ -55,9 +55,11 @@ final class SctpClientChannel extends SctpChannelImpl {
                 try {
                     underlayingChannel.close();
                 } catch (IOException e) {
-                    logger.warn(
+                    if (logger.isWarnEnabled()) {
-                            "Failed to close a partially initialized socket.",
+                        logger.warn(
-                            e);
+                                "Failed to close a partially initialized socket.",
+                                e);
+                    }
                 }
             }
         }

transport-sctp/src/main/java/io/netty/channel/sctp/SctpClientPipelineSink.java

@@ -19,6 +19,7 @@ import static io.netty.channel.Channels.*;
 
 import java.io.IOException;
 import java.net.ConnectException;
+import java.net.InetAddress;
 import java.net.SocketAddress;
 import java.nio.channels.ClosedChannelException;
 import java.nio.channels.SelectionKey;
@@ -98,7 +99,15 @@ class SctpClientPipelineSink extends AbstractChannelSink {
                 }
                 break;
             case INTEREST_OPS:
-                channel.worker.setInterestOps(channel, future, ((Integer) value).intValue());
+                if (event instanceof SctpBindAddressEvent) {
+                   SctpBindAddressEvent bindAddressEvent = (SctpBindAddressEvent) event;
+                   bindAddress(channel, bindAddressEvent.getFuture(), bindAddressEvent.getValue());
+                } else if (event instanceof SctpUnbindAddressEvent) {
+                    SctpUnbindAddressEvent unbindAddressEvent = (SctpUnbindAddressEvent) event;
+                    unbindAddress(channel, unbindAddressEvent.getFuture(), unbindAddressEvent.getValue());
+                } else {
+                    channel.worker.setInterestOps(channel, future, ((Integer) value).intValue());
+                }
                 break;
             }
         } else if (e instanceof MessageEvent) {
@@ -125,6 +134,32 @@ class SctpClientPipelineSink extends AbstractChannelSink {
         }
     }
 
+    private void bindAddress(
+            SctpClientChannel channel, ChannelFuture future,
+            InetAddress localAddress) {
+        try {
+            channel.channel.bindAddress(localAddress);
+            future.setSuccess();
+        } catch (Throwable t) {
+            future.setFailure(t);
+            fireExceptionCaught(channel, t);
+        }
+    }
+
+    private void unbindAddress(
+            SctpClientChannel channel, ChannelFuture future,
+            InetAddress localAddress) {
+        try {
+            channel.channel.unbindAddress(localAddress);
+            future.setSuccess();
+        } catch (Throwable t) {
+            future.setFailure(t);
+            fireExceptionCaught(channel, t);
+        }
+    }
+
+
+
     private void connect(
             final SctpClientChannel channel, final ChannelFuture cf,
             SocketAddress remoteAddress) {
@@ -289,8 +324,10 @@ class SctpClientPipelineSink extends AbstractChannelSink {
                                     try {
                                         selector.close();
                                     } catch (IOException e) {
-                                        logger.warn(
+                                        if (logger.isWarnEnabled()) {
-                                                "Failed to close a selector.", e);
+                                            logger.warn(
+                                                    "Failed to close a selector.", e);
+                                        }
                                     } finally {
                                         this.selector = null;
                                     }
@@ -307,8 +344,10 @@ class SctpClientPipelineSink extends AbstractChannelSink {
                         shutdown = false;
                     }
                 } catch (Throwable t) {
-                    logger.warn(
+                    if (logger.isWarnEnabled()) {
-                            "Unexpected exception in the selector loop.", t);
+                        logger.warn(
+                                "Unexpected exception in the selector loop.", t);
+                    }
 
                     // Prevent possible consecutive immediate failures.
                     try {

transport-sctp/src/main/java/io/netty/channel/sctp/SctpFrame.java

@@ -15,25 +15,36 @@
  */
 package io.netty.channel.sctp;
 
+import com.sun.nio.sctp.MessageInfo;
 import io.netty.buffer.ChannelBuffer;
 import io.netty.buffer.ChannelBuffers;
 
 /**
  */
-public final class SctpPayload {
+public final class SctpFrame {
     private final int streamIdentifier;
     private final int protocolIdentifier;
+
     private final ChannelBuffer payloadBuffer;
 
+    private MessageInfo msgInfo;
+
     /**
      * Essential data that is being carried within SCTP Data Chunk
-     * @param streamIdentifier that you want to send the payload
      * @param protocolIdentifier of payload
+     * @param streamIdentifier that you want to send the payload
      * @param payloadBuffer channel buffer
      */
-    public SctpPayload(int streamIdentifier, int protocolIdentifier, ChannelBuffer payloadBuffer) {
+    public SctpFrame(int protocolIdentifier, int streamIdentifier, ChannelBuffer payloadBuffer) {
-        this.streamIdentifier = streamIdentifier;
         this.protocolIdentifier = protocolIdentifier;
+        this.streamIdentifier = streamIdentifier;
+        this.payloadBuffer = payloadBuffer;
+    }
+
+    public SctpFrame(MessageInfo msgInfo, ChannelBuffer payloadBuffer) {
+        this.msgInfo = msgInfo;
+        this.streamIdentifier = msgInfo.streamNumber();
+        this.protocolIdentifier = msgInfo.payloadProtocolID();
         this.payloadBuffer = payloadBuffer;
     }
 
@@ -53,10 +64,49 @@ public final class SctpPayload {
         }
     }
 
+    public MessageInfo getMessageInfo() {
+        return msgInfo;
+    }
+
+    @Override
+    public boolean equals(Object o) {
+        if (this == o) {
+            return true;
+        }
+
+        if (o == null || getClass() != o.getClass()) {
+            return false;
+        }
+
+        SctpFrame sctpFrame = (SctpFrame) o;
+
+        if (protocolIdentifier != sctpFrame.protocolIdentifier) {
+            return false;
+        }
+
+        if (streamIdentifier != sctpFrame.streamIdentifier) {
+            return false;
+        }
+
+        if (!payloadBuffer.equals(sctpFrame.payloadBuffer)) {
+            return false;
+        }
+
+        return true;
+    }
+
+    @Override
+    public int hashCode() {
+        int result = streamIdentifier;
+        result = 31 * result + protocolIdentifier;
+        result = 31 * result + payloadBuffer.hashCode();
+        return result;
+    }
+
     @Override
     public String toString() {
         return new StringBuilder().
-                append("SctpPayload{").
+                append("SctpFrame{").
                 append("streamIdentifier=").
                 append(streamIdentifier).
                 append(", protocolIdentifier=").

transport-sctp/src/main/java/io/netty/channel/sctp/SctpNotificationEvent.java

@@ -62,4 +62,13 @@ public class SctpNotificationEvent implements ChannelEvent {
     public Object getValue() {
         return value;
     }
+
+    @Override
+    public String toString() {
+        return "SctpNotificationEvent{" +
+                "channel=" + channel +
+                ", notification=" + notification +
+                ", value=" + value +
+                '}';
+    }
 }

transport-sctp/src/main/java/io/netty/channel/sctp/SctpNotificationHandler.java

@@ -23,24 +23,20 @@ import com.sun.nio.sctp.PeerAddressChangeNotification;
 import com.sun.nio.sctp.SendFailedNotification;
 import com.sun.nio.sctp.ShutdownNotification;
 
+import io.netty.channel.ChannelPipeline;
 import io.netty.channel.Channels;
-import io.netty.logging.InternalLogger;
-import io.netty.logging.InternalLoggerFactory;
 
 /**
  */
 
 class SctpNotificationHandler extends AbstractNotificationHandler {
 
-    private static final InternalLogger logger =
-            InternalLoggerFactory.getInstance(SctpNotificationHandler.class);
-
     private final SctpChannelImpl sctpChannel;
-    private final SctpWorker sctpWorker;
+    private final ChannelPipeline pipeline;
 
-    public SctpNotificationHandler(SctpChannelImpl sctpChannel, SctpWorker sctpWorker) {
+    SctpNotificationHandler(SctpChannelImpl sctpChannel) {
         this.sctpChannel = sctpChannel;
-        this.sctpWorker = sctpWorker;
+        this.pipeline = sctpChannel.getPipeline();
     }
 
     @Override
@@ -49,12 +45,6 @@ class SctpNotificationHandler extends AbstractNotificationHandler {
         return HandlerResult.CONTINUE;
     }
 
-    @Override
-    public HandlerResult handleNotification(Notification notification, Object o) {
-        fireNotificationReceived(notification, o);
-        return HandlerResult.CONTINUE;
-    }
-
     @Override
     public HandlerResult handleNotification(PeerAddressChangeNotification notification, Object o) {
         fireNotificationReceived(notification, o);
@@ -69,11 +59,11 @@ class SctpNotificationHandler extends AbstractNotificationHandler {
 
     @Override
     public HandlerResult handleNotification(ShutdownNotification notification, Object o) {
-        sctpWorker.close(sctpChannel, Channels.succeededFuture(sctpChannel));
+        Channels.fireChannelDisconnected(sctpChannel);
         return HandlerResult.RETURN;
     }
 
     private void fireNotificationReceived(Notification notification, Object o) {
-        sctpChannel.getPipeline().sendUpstream(new SctpNotificationEvent(sctpChannel, notification, o));
+        pipeline.sendUpstream(new SctpNotificationEvent(sctpChannel, notification, o));
     }
 }

transport-sctp/src/main/java/io/netty/channel/sctp/SctpProviderMetadata.java

@@ -61,8 +61,10 @@ final class SctpProviderMetadata {
         }
 
         if (constraintLevel >= 0) {
-            logger.debug(
+            if (logger.isDebugEnabled()) {
-                    "Setting the NIO constraint level to: " + constraintLevel);
+                logger.debug(
+                        "Setting the NIO constraint level to: " + constraintLevel);
+            }
         }
 
         if (constraintLevel < 0) {
@@ -70,18 +72,24 @@ final class SctpProviderMetadata {
 
             if (constraintLevel < 0) {
                 constraintLevel = 2;
-                logger.debug(
+                if (logger.isDebugEnabled()) {
-                        "Couldn't determine the NIO constraint level from " +
+                    logger.debug(
-                        "the system properties; using the safest level (2)");
+                            "Couldn't determine the NIO constraint level from " +
+                            "the system properties; using the safest level (2)");
+                }
             } else if (constraintLevel != 0) {
-                logger.info(
+                if (logger.isInfoEnabled()) {
-                        "Using the autodetected NIO constraint level: " +
+                    logger.info(
-                        constraintLevel +
+                            "Using the autodetected NIO constraint level: " +
-                        " (Use better NIO provider for better performance)");
+                            constraintLevel +
+                            " (Use better NIO provider for better performance)");
+                }
             } else {
-                logger.debug(
+                if (logger.isDebugEnabled()) {
-                        "Using the autodetected NIO constraint level: " +
+                    logger.debug(
-                        constraintLevel);
+                            "Using the autodetected NIO constraint level: " +
+                            constraintLevel);
+                }
             }
         }
 
@@ -236,7 +244,9 @@ final class SctpProviderMetadata {
                     ch.bind(new InetSocketAddress(0));
                     ch.configureBlocking(false);
                 } catch (Throwable e) {
-                    logger.warn("Failed to configure a temporary socket.", e);
+                    if (logger.isWarnEnabled()) {
+                        logger.warn("Failed to configure a temporary socket.", e);
+                    }
                     return -1;
                 }
 
@@ -244,7 +254,9 @@ final class SctpProviderMetadata {
                 try {
                     loop = new SelectorLoop();
                 } catch (Throwable e) {
-                    logger.warn("Failed to open a temporary selector.", e);
+                    if (logger.isWarnEnabled()) {
+                        logger.warn("Failed to open a temporary selector.", e);
+                    }
                     return -1;
                 }
 
@@ -252,7 +264,9 @@ final class SctpProviderMetadata {
                 try {
                     ch.register(loop.selector, 0);
                 } catch (Throwable e) {
-                    logger.warn("Failed to register a temporary selector.", e);
+                    if (logger.isWarnEnabled()) {
+                        logger.warn("Failed to register a temporary selector.", e);
+                    }
                     return -1;
                 }
 
@@ -338,7 +352,9 @@ final class SctpProviderMetadata {
                     try {
                         ch.close();
                     } catch (Throwable e) {
-                        logger.warn("Failed to close a temporary socket.", e);
+                        if (logger.isWarnEnabled()) {
+                            logger.warn("Failed to close a temporary socket.", e);
+                        }
                     }
                 }
 
@@ -368,7 +384,9 @@ final class SctpProviderMetadata {
                     try {
                         loop.selector.close();
                     } catch (Throwable e) {
-                        logger.warn("Failed to close a temporary selector.", e);
+                        if (logger.isWarnEnabled()) {
+                            logger.warn("Failed to close a temporary selector.", e);
+                        }
                     }
                 }
             }
@@ -406,7 +424,9 @@ final class SctpProviderMetadata {
                     }
                     keys.clear();
                 } catch (IOException e) {
-                    logger.warn("Failed to wait for a temporary selector.", e);
+                    if (logger.isWarnEnabled()) {
+                        logger.warn("Failed to wait for a temporary selector.", e);
+                    }
                 }
             }
         }

transport-sctp/src/main/java/io/netty/channel/sctp/SctpSendBufferPool.java

@@ -39,15 +39,15 @@ final class SctpSendBufferPool {
     }
 
     SendBuffer acquire(Object message) {
-        if (message instanceof SctpPayload) {
+        if (message instanceof SctpFrame) {
-            return acquire((SctpPayload) message);
+            return acquire((SctpFrame) message);
         } else {
             throw new IllegalArgumentException(
-                    "unsupported message type: " + message.getClass());
+                    "unsupported message type: " + message.getClass() + " required: io.netty.channel.sctp.SctpFrame");
         }
     }
 
-    private SendBuffer acquire(SctpPayload message) {
+    private SendBuffer acquire(SctpFrame message) {
         final ChannelBuffer src = message.getPayloadBuffer();
         final int streamNo = message.getStreamIdentifier();
         final int protocolId = message.getProtocolIdentifier();

transport-sctp/src/main/java/io/netty/channel/sctp/SctpServerChannel.java

@@ -15,8 +15,10 @@
  */
 package io.netty.channel.sctp;
 
+import io.netty.channel.ChannelFuture;
 import io.netty.channel.ServerChannel;
 
+import java.net.InetAddress;
 import java.net.InetSocketAddress;
 import java.util.Set;
 
@@ -24,6 +26,17 @@ import java.util.Set;
  * A SCTP {@link io.netty.channel.ServerChannel} which accepts incoming SCTP connections.
  */
 public interface SctpServerChannel extends ServerChannel {
+    /**
+     * Bind a multi-homing address to the already bound channel
+     */
+    ChannelFuture bindAddress(InetAddress localAddress);
+
+
+    /**
+     *  Unbind a multi-homing address from a already established channel
+     */
+    ChannelFuture unbindAddress(InetAddress localAddress);
+
     /**
      * Returns the configuration of this channel.
      */

transport-sctp/src/main/java/io/netty/channel/sctp/SctpServerChannelImpl.java

@@ -18,6 +18,7 @@ package io.netty.channel.sctp;
 import static io.netty.channel.Channels.*;
 
 import java.io.IOException;
+import java.net.InetAddress;
 import java.net.InetSocketAddress;
 import java.net.SocketAddress;
 import java.nio.channels.Selector;
@@ -31,6 +32,7 @@ import java.util.concurrent.locks.ReentrantLock;
 import io.netty.channel.AbstractServerChannel;
 import io.netty.channel.ChannelException;
 import io.netty.channel.ChannelFactory;
+import io.netty.channel.ChannelFuture;
 import io.netty.channel.ChannelPipeline;
 import io.netty.channel.ChannelSink;
 import io.netty.logging.InternalLogger;
@@ -62,7 +64,7 @@ class SctpServerChannelImpl extends AbstractServerChannel
             serverChannel = com.sun.nio.sctp.SctpServerChannel.open();
         } catch (IOException e) {
             throw new ChannelException(
-                    "Failed to open a server socket.", e);
+                    "Failed to open a server sctp channel.", e);
         }
 
         try {
@@ -71,8 +73,10 @@ class SctpServerChannelImpl extends AbstractServerChannel
             try {
                 serverChannel.close();
             } catch (IOException e2) {
-                logger.warn(
+                if (logger.isWarnEnabled()) {
-                        "Failed to close a partially initialized socket.", e2);
+                    logger.warn(
+                            "Failed to close a partially initialized socket.", e2);
+                }
             }
 
             throw new ChannelException("Failed to enter non-blocking mode.", e);
@@ -83,6 +87,20 @@ class SctpServerChannelImpl extends AbstractServerChannel
         fireChannelOpen(this);
     }
 
+    @Override
+    public ChannelFuture bindAddress(InetAddress localAddress) {
+        ChannelFuture future = future(this);
+        getPipeline().sendDownstream(new SctpBindAddressEvent(this, future, localAddress));
+        return future;
+    }
+
+    @Override
+    public ChannelFuture unbindAddress(InetAddress localAddress) {
+        ChannelFuture future = future(this);
+        getPipeline().sendDownstream(new SctpUnbindAddressEvent(this, future, localAddress));
+        return future;
+    }
+
     @Override
     public SctpServerChannelConfig getConfig() {
         return config;

transport-sctp/src/main/java/io/netty/channel/sctp/SctpServerPipelineSink.java

@@ -18,6 +18,7 @@ package io.netty.channel.sctp;
 import static io.netty.channel.Channels.*;
 
 import java.io.IOException;
+import java.net.InetAddress;
 import java.net.SocketAddress;
 import java.net.SocketTimeoutException;
 import java.nio.channels.CancelledKeyException;
@@ -94,6 +95,16 @@ class SctpServerPipelineSink extends AbstractChannelSink {
             } else {
                 close(channel, future);
             }
+        case INTEREST_OPS:
+            if (event instanceof SctpBindAddressEvent) {
+                SctpBindAddressEvent bindAddressEvent = (SctpBindAddressEvent) event;
+                bindAddress(channel, bindAddressEvent.getFuture(), bindAddressEvent.getValue());
+            }
+
+            if (event instanceof SctpUnbindAddressEvent) {
+                SctpUnbindAddressEvent unbindAddressEvent = (SctpUnbindAddressEvent) event;
+                unbindAddress(channel, unbindAddressEvent.getFuture(), unbindAddressEvent.getValue());
+            }
             break;
         }
     }
@@ -158,6 +169,30 @@ class SctpServerPipelineSink extends AbstractChannelSink {
         }
     }
 
+    private void bindAddress(
+            SctpServerChannelImpl channel, ChannelFuture future,
+            InetAddress localAddress) {
+        try {
+            channel.serverChannel.bindAddress(localAddress);
+            future.setSuccess();
+        } catch (Throwable t) {
+            future.setFailure(t);
+            fireExceptionCaught(channel, t);
+        }
+    }
+
+    private void unbindAddress(
+            SctpServerChannelImpl channel, ChannelFuture future,
+            InetAddress localAddress) {
+        try {
+            channel.serverChannel.unbindAddress(localAddress);
+            future.setSuccess();
+        } catch (Throwable t) {
+            future.setFailure(t);
+            fireExceptionCaught(channel, t);
+        }
+    }
+
     private void close(SctpServerChannelImpl channel, ChannelFuture future) {
         boolean bound = channel.isBound();
         try {
@@ -246,8 +281,10 @@ class SctpServerPipelineSink extends AbstractChannelSink {
                         // Closed as requested.
                         break;
                     } catch (Throwable e) {
-                        logger.warn(
+                        if (logger.isWarnEnabled()) {
-                                "Failed to accept a connection.", e);
+                            logger.warn(
+                                    "Failed to accept a connection.", e);
+                        }
                         try {
                             Thread.sleep(1000);
                         } catch (InterruptedException e1) {
@@ -271,14 +308,18 @@ class SctpServerPipelineSink extends AbstractChannelSink {
                         SctpServerPipelineSink.this, acceptedSocket,
                         worker, currentThread), null);
             } catch (Exception e) {
-                logger.warn(
+                if (logger.isWarnEnabled()) {
-                        "Failed to initialize an accepted socket.", e);
+                    logger.warn(
+                            "Failed to initialize an accepted socket.", e);
+                }
                 try {
                     acceptedSocket.close();
                 } catch (IOException e2) {
-                    logger.warn(
+                    if (logger.isWarnEnabled()) {
-                            "Failed to close a partially accepted socket.",
+                        logger.warn(
-                            e2);
+                                "Failed to close a partially accepted socket.",
+                                e2);
+                    }
                 }
             }
         }
@@ -288,7 +329,9 @@ class SctpServerPipelineSink extends AbstractChannelSink {
             try {
                 selector.close();
             } catch (Exception e) {
-                logger.warn("Failed to close a selector.", e);
+                if (logger.isWarnEnabled()) {
+                    logger.warn("Failed to close a selector.", e);
+                }
             }
         }
     }

transport-sctp/src/main/java/io/netty/channel/sctp/SctpUnbindAddressEvent.java

@@ -0,0 +1,38 @@
+/*
+ * Copyright 2011 The Netty Project
+ *
+ * The Netty Project licenses this file to you under the Apache License,
+ * version 2.0 (the "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at:
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+ * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+ * License for the specific language governing permissions and limitations
+ * under the License.
+ */
+package io.netty.channel.sctp;
+
+import io.netty.channel.Channel;
+import io.netty.channel.ChannelFuture;
+import io.netty.channel.ChannelState;
+import io.netty.channel.DownstreamChannelStateEvent;
+
+import java.net.InetAddress;
+
+public class SctpUnbindAddressEvent extends DownstreamChannelStateEvent {
+
+    /**
+     * Creates a new instance.
+     */
+    public SctpUnbindAddressEvent(Channel channel, ChannelFuture future, InetAddress value) {
+        super(channel, future, ChannelState.INTEREST_OPS, value);
+    }
+
+    @Override
+    public InetAddress getValue() {
+        return (InetAddress) super.getValue();
+    }
+}

transport-sctp/src/main/java/io/netty/channel/sctp/SctpWorker.java

@@ -86,7 +86,7 @@ class SctpWorker implements Runnable {
 
         boolean server = !(channel instanceof SctpClientChannel);
         Runnable registerTask = new RegisterTask(channel, future, server);
-        notificationHandler = new SctpNotificationHandler(channel, this);
+        notificationHandler = new SctpNotificationHandler(channel);
         Selector selector;
 
         synchronized (startStopLock) {
@@ -110,7 +110,9 @@ class SctpWorker implements Runnable {
                         try {
                             selector.close();
                         } catch (Throwable t) {
-                            logger.warn("Failed to close a selector.", t);
+                            if (logger.isWarnEnabled()) {
+                                logger.warn("Failed to close a selector.", t);
+                            }
                         }
                         this.selector = selector = null;
                         // The method will return to the caller at this point.
@@ -204,8 +206,10 @@ class SctpWorker implements Runnable {
                                 try {
                                     selector.close();
                                 } catch (IOException e) {
-                                    logger.warn(
+                                    if (logger.isWarnEnabled()) {
-                                            "Failed to close a selector.", e);
+                                        logger.warn(
+                                                "Failed to close a selector.", e);
+                                    }
                                 } finally {
                                     this.selector = null;
                                 }
@@ -222,9 +226,10 @@ class SctpWorker implements Runnable {
                     shutdown = false;
                 }
             } catch (Throwable t) {
-                logger.warn(
+                if (logger.isWarnEnabled()) {
-                        "Unexpected exception in the selector loop.", t);
+                    logger.warn(
-
+                            "Unexpected exception in the selector loop.", t);
+                }
                 // Prevent possible consecutive immediate failures that lead to
                 // excessive CPU consumption.
                 try {
@@ -310,10 +315,12 @@ class SctpWorker implements Runnable {
             messageInfo = channel.channel.receive(bb, null, notificationHandler);
             if (messageInfo != null) {
                 messageReceived = true;
-                if (messageInfo.isComplete()) {
+                if (!messageInfo.isUnordered()) {
                     failure = false;
                 } else {
-                    logger.error("Received incomplete sctp packet, can not continue! Expected SCTP_EXPLICIT_COMPLETE message");
+                    if (logger.isErrorEnabled()) {
+                        logger.error("Received unordered SCTP Packet");
+                    }
                     failure = true;
                 }
             } else {
@@ -343,9 +350,7 @@ class SctpWorker implements Runnable {
 
             // Fire the event.
             fireMessageReceived(channel,
-                    new SctpPayload(messageInfo.streamNumber(),
+                    new SctpFrame(messageInfo, buffer),
-                            messageInfo.payloadProtocolID(),
-                            buffer),
                     messageInfo.address());
         } else {
             recvBufferPool.release(bb);
@@ -764,8 +769,8 @@ class SctpWorker implements Runnable {
                     channel.channel.register(
                             selector, channel.getRawInterestOps(), channel);
                 }
+                channel.setConnected();
                 if (future != null) {
-                    channel.setConnected();
                     future.setSuccess();
                 }
             } catch (IOException e) {

transport-sctp/src/main/java/io/netty/channel/sctp/SelectorUtil.java

@@ -32,10 +32,13 @@ final class SelectorUtil {
         try {
             selector.select(10); // does small timeout give more throughput + less CPU usage?
         } catch (CancelledKeyException e) {
-            // Harmless exception - log anyway
+            if (logger.isDebugEnabled()) {
-            logger.debug(
+                // Harmless exception - log anyway
-                    CancelledKeyException.class.getSimpleName() +
+                logger.debug(
-                    " raised by a Selector - JDK bug?", e);
+                        CancelledKeyException.class.getSimpleName() +
+                        " raised by a Selector - JDK bug?", e);
+            }
+
         }
     }
 

transport-sctp/src/main/java/io/netty/channel/sctp/codec/DefaultInboundStreamFilter.java

@@ -0,0 +1,26 @@
+/*
+ * Copyright 2011 The Netty Project
+ *
+ * The Netty Project licenses this file to you under the Apache License,
+ * version 2.0 (the "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at:
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+ * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+ * License for the specific language governing permissions and limitations
+ * under the License.
+ */
+package io.netty.channel.sctp.codec;
+
+import io.netty.channel.sctp.SctpChannel;
+import io.netty.channel.sctp.SctpFrame;
+
+public class DefaultInboundStreamFilter implements InboundStreamFilter {
+    @Override
+    public boolean filter(SctpChannel sctpChannel, SctpFrame sctpFrame) {
+        return true;
+    }
+}

transport-sctp/src/main/java/io/netty/channel/sctp/codec/DefaultOutboundStreamSelector.java

@@ -0,0 +1,25 @@
+/*
+ * Copyright 2011 The Netty Project
+ *
+ * The Netty Project licenses this file to you under the Apache License,
+ * version 2.0 (the "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at:
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+ * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+ * License for the specific language governing permissions and limitations
+ * under the License.
+ */
+package io.netty.channel.sctp.codec;
+
+import io.netty.channel.sctp.SctpChannel;
+
+public class DefaultOutboundStreamSelector implements OutboundStreamSelector {
+    @Override
+    public int streamIdentifier(SctpChannel sctpChannel, Object msg) {
+        return 1;
+    }
+}

transport-sctp/src/main/java/io/netty/channel/sctp/codec/InboundStreamFilter.java

@@ -0,0 +1,24 @@
+/*
+ * Copyright 2011 The Netty Project
+ *
+ * The Netty Project licenses this file to you under the Apache License,
+ * version 2.0 (the "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at:
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+ * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+ * License for the specific language governing permissions and limitations
+ * under the License.
+ */
+package io.netty.channel.sctp.codec;
+
+import io.netty.channel.sctp.SctpChannel;
+import io.netty.channel.sctp.SctpFrame;
+
+public interface InboundStreamFilter {
+
+    boolean filter(SctpChannel sctpChannel, SctpFrame sctpFrame);
+}

transport-sctp/src/main/java/io/netty/channel/sctp/codec/OutboundStreamSelector.java

@@ -0,0 +1,22 @@
+/*
+ * Copyright 2011 The Netty Project
+ *
+ * The Netty Project licenses this file to you under the Apache License,
+ * version 2.0 (the "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at:
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+ * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+ * License for the specific language governing permissions and limitations
+ * under the License.
+ */
+package io.netty.channel.sctp.codec;
+
+import io.netty.channel.sctp.SctpChannel;
+
+public interface OutboundStreamSelector {
+    int streamIdentifier(SctpChannel sctpChannel, Object msg);
+}

transport-sctp/src/main/java/io/netty/channel/sctp/codec/SctpFrameDecoder.java

@@ -0,0 +1,76 @@
+/*
+ * Copyright 2011 The Netty Project
+ *
+ * The Netty Project licenses this file to you under the Apache License,
+ * version 2.0 (the "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at:
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+ * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+ * License for the specific language governing permissions and limitations
+ * under the License.
+ */
+package io.netty.channel.sctp.codec;
+
+import io.netty.buffer.ChannelBuffer;
+import io.netty.buffer.ChannelBuffers;
+import io.netty.channel.Channel;
+import io.netty.channel.ChannelHandlerContext;
+import io.netty.channel.sctp.SctpChannel;
+import io.netty.channel.sctp.SctpFrame;
+import io.netty.handler.codec.oneone.OneToOneDecoder;
+
+/**
+ * SCTP Frame Decoder which extract payload channel buffer
+ * Note: Supported SCTP Frame Interleave Level - 0
+ */
+
+public class SctpFrameDecoder extends OneToOneDecoder {
+
+    private final InboundStreamFilter inboundStreamFilter;
+
+    private volatile ChannelBuffer cumulation;
+
+    public SctpFrameDecoder() {
+        this.inboundStreamFilter = new DefaultInboundStreamFilter();
+    }
+
+    public SctpFrameDecoder(InboundStreamFilter inboundStreamFilter) {
+        this.inboundStreamFilter = inboundStreamFilter;
+    }
+
+    @Override
+    protected Object decode(ChannelHandlerContext ctx, Channel channel, Object msg) throws Exception {
+        if (!(msg instanceof SctpFrame)) {
+            return msg;
+        }
+        final SctpChannel sctpChannel = (SctpChannel) channel;
+        final SctpFrame sctpFrame = (SctpFrame) msg;
+
+        if (inboundStreamFilter.filter(sctpChannel, sctpFrame)) {
+
+            final boolean complete = sctpFrame.getMessageInfo().isComplete();
+            if (complete) {
+                if (cumulation == null) {
+                    return sctpFrame.getPayloadBuffer();
+                } else {
+                    final ChannelBuffer extractedFrame = ChannelBuffers.wrappedBuffer(cumulation, sctpFrame.getPayloadBuffer());
+                    cumulation = null;
+                    return extractedFrame;
+                }
+            } else {
+                if (cumulation == null) {
+                    cumulation = sctpFrame.getPayloadBuffer();
+                } else {
+                    cumulation = ChannelBuffers.wrappedBuffer(cumulation, sctpFrame.getPayloadBuffer());
+                }
+                return null;
+            }
+        } else {
+            return msg;
+        }
+    }
+}

transport-sctp/src/main/java/io/netty/channel/sctp/codec/SctpFrameEncoder.java

@@ -0,0 +1,59 @@
+/*
+ * Copyright 2011 The Netty Project
+ *
+ * The Netty Project licenses this file to you under the Apache License,
+ * version 2.0 (the "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at:
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+ * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+ * License for the specific language governing permissions and limitations
+ * under the License.
+ */
+package io.netty.channel.sctp.codec;
+
+import io.netty.buffer.ChannelBuffer;
+import io.netty.channel.Channel;
+import io.netty.channel.ChannelHandlerContext;
+import io.netty.channel.sctp.SctpChannel;
+import io.netty.channel.sctp.SctpFrame;
+import io.netty.handler.codec.oneone.OneToOneEncoder;
+
+/**
+ * SCTP Frame Encoder which encode a channel buffer to SctpFrame object
+ */
+public class SctpFrameEncoder extends OneToOneEncoder {
+
+    private final int protocolIdentifier;
+    private final OutboundStreamSelector sctpWriteStreamSelector;
+
+    public SctpFrameEncoder() {
+        this(0);
+    }
+
+    public SctpFrameEncoder(int protocolIdentifier) {
+        this(protocolIdentifier, new DefaultOutboundStreamSelector());
+    }
+
+    public SctpFrameEncoder(final int protocolIdentifier, final OutboundStreamSelector sctpWriteStreamSelector) {
+        if (sctpWriteStreamSelector == null) {
+            throw new NullPointerException("sctpWriteStreamSelector");
+        }
+        this.protocolIdentifier = Math.max(0, protocolIdentifier);
+        this.sctpWriteStreamSelector = sctpWriteStreamSelector;
+    }
+
+    @Override
+    protected Object encode(ChannelHandlerContext ctx, Channel channel, Object msg) throws Exception {
+        if (!(msg instanceof ChannelBuffer)) {
+            return msg;
+        } else {
+            SctpChannel sctpChannel = (SctpChannel) channel;
+            final int streamIdentifier = sctpWriteStreamSelector.streamIdentifier(sctpChannel, msg);
+            return new SctpFrame(protocolIdentifier, streamIdentifier, (ChannelBuffer) msg);
+        }
+    }
+}

transport-sctp/src/main/java/io/netty/channel/sctp/codec/package-info.java

@@ -0,0 +1,20 @@
+/*
+ * Copyright 2011 The Netty Project
+ *
+ * The Netty Project licenses this file to you under the Apache License,
+ * version 2.0 (the "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at:
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+ * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+ * License for the specific language governing permissions and limitations
+ * under the License.
+ */
+
+/**
+ *
+ */
+package io.netty.channel.sctp.codec;

transport-sctp/src/main/java/io/netty/channel/sctp/handler/SimpleSctpChannelHandler.java

@@ -0,0 +1,50 @@
+/*
+ * Copyright 2011 The Netty Project
+ *
+ * The Netty Project licenses this file to you under the Apache License,
+ * version 2.0 (the "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at:
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+ * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+ * License for the specific language governing permissions and limitations
+ * under the License.
+ */
+package io.netty.channel.sctp.handler;
+
+import io.netty.channel.ChannelEvent;
+import io.netty.channel.ChannelHandlerContext;
+import io.netty.channel.SimpleChannelHandler;
+import io.netty.channel.sctp.SctpNotificationEvent;
+import io.netty.logging.InternalLogger;
+import io.netty.logging.InternalLoggerFactory;
+
+/**
+ * SCTP Channel Handler (upstream + downstream) with SCTP notification handling
+ */
+
+public class SimpleSctpChannelHandler extends SimpleChannelHandler {
+
+    private static final InternalLogger logger =
+            InternalLoggerFactory.getInstance(SimpleSctpUpstreamHandler.class.getName());
+
+
+    @Override
+    public void handleUpstream(ChannelHandlerContext ctx, ChannelEvent event) throws Exception {
+        if (!(event instanceof SctpNotificationEvent)) {
+            super.handleUpstream(ctx, event);
+
+        }
+        if (event instanceof SctpNotificationEvent) {
+            sctpNotificationReceived(ctx, (SctpNotificationEvent) event);
+        }
+    }
+
+    public void sctpNotificationReceived(ChannelHandlerContext ctx, SctpNotificationEvent event) {
+        ctx.sendUpstream(event);
+    }
+
+}

transport-sctp/src/main/java/io/netty/channel/sctp/handler/SimpleSctpDownstreamHandler.java

@@ -0,0 +1,24 @@
+/*
+ * Copyright 2011 The Netty Project
+ *
+ * The Netty Project licenses this file to you under the Apache License,
+ * version 2.0 (the "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at:
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+ * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+ * License for the specific language governing permissions and limitations
+ * under the License.
+ */
+package io.netty.channel.sctp.handler;
+
+import io.netty.channel.SimpleChannelDownstreamHandler;
+
+/**
+ * Sctp Downstream handler for sake of completeness
+ */
+public class SimpleSctpDownstreamHandler extends SimpleChannelDownstreamHandler {
+}

transport-sctp/src/main/java/io/netty/channel/sctp/handler/SimpleSctpUpstreamHandler.java

@@ -0,0 +1,47 @@
+/*
+ * Copyright 2011 The Netty Project
+ *
+ * The Netty Project licenses this file to you under the Apache License,
+ * version 2.0 (the "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at:
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+ * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+ * License for the specific language governing permissions and limitations
+ * under the License.
+ */
+package io.netty.channel.sctp.handler;
+
+import io.netty.channel.ChannelEvent;
+import io.netty.channel.ChannelHandlerContext;
+import io.netty.channel.SimpleChannelUpstreamHandler;
+import io.netty.channel.sctp.SctpNotificationEvent;
+import io.netty.logging.InternalLogger;
+import io.netty.logging.InternalLoggerFactory;
+
+/**
+ * SCTP Upstream Channel Handler with SCTP notification handling
+ */
+public class SimpleSctpUpstreamHandler extends SimpleChannelUpstreamHandler {
+    private static final InternalLogger logger =
+            InternalLoggerFactory.getInstance(SimpleSctpUpstreamHandler.class.getName());
+
+
+    @Override
+    public void handleUpstream(ChannelHandlerContext ctx, ChannelEvent event) throws Exception {
+        if (!(event instanceof SctpNotificationEvent)) {
+            super.handleUpstream(ctx, event);
+
+        }
+        if (event instanceof SctpNotificationEvent) {
+            sctpNotificationReceived(ctx, (SctpNotificationEvent) event);
+        }
+    }
+
+    public void sctpNotificationReceived(ChannelHandlerContext ctx, SctpNotificationEvent event) {
+        ctx.sendUpstream(event);
+    }
+}

transport-sctp/src/main/java/io/netty/channel/sctp/handler/package-info.java

@@ -0,0 +1,21 @@
+/*
+ * Copyright 2011 The Netty Project
+ *
+ * The Netty Project licenses this file to you under the Apache License,
+ * version 2.0 (the "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at:
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+ * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+ * License for the specific language governing permissions and limitations
+ * under the License.
+ */
+
+/**
+ * <a href="http://en.wikipedia.org/wiki/New_I/O">NIO</a>-based socket channel
+ * API implementation - recommended for a large number of connections (&gt;= 1000).
+ */
+package io.netty.channel.sctp.handler;

transport-sctp/src/main/java/io/netty/channel/sctp/package-info.java

@@ -15,7 +15,6 @@
  */
 
 /**
- * <a href="http://en.wikipedia.org/wiki/New_I/O">NIO</a>-based socket channel
+ * NIO -based SCTP channel API implementation.
- * API implementation - recommended for a large number of connections (&gt;= 1000).
  */
 package io.netty.channel.sctp;

transport-sctp/src/test/java/io/netty/testsuite/transport/AbstractSocketClientBootstrapTest.java

@@ -0,0 +1,192 @@
+/*
+ * Copyright 2011 The Netty Project
+ *
+ * The Netty Project licenses this file to you under the Apache License,
+ * version 2.0 (the "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at:
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+ * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+ * License for the specific language governing permissions and limitations
+ * under the License.
+ */
+package io.netty.testsuite.transport;
+
+import com.sun.nio.sctp.SctpChannel;
+import com.sun.nio.sctp.SctpServerChannel;
+import io.netty.bootstrap.ClientBootstrap;
+import io.netty.channel.ChannelFactory;
+import io.netty.channel.ChannelFuture;
+import io.netty.channel.ChannelPipelineException;
+import io.netty.channel.ChannelPipelineFactory;
+import io.netty.channel.sctp.codec.SctpFrameDecoder;
+import io.netty.channel.sctp.codec.SctpFrameEncoder;
+import io.netty.testsuite.util.DummyHandler;
+import io.netty.testsuite.util.SctpSocketAddresses;
+import io.netty.util.internal.ExecutorUtil;
+import org.easymock.EasyMock;
+import org.junit.AfterClass;
+import org.junit.BeforeClass;
+import org.junit.Test;
+
+import java.io.IOException;
+import java.net.InetSocketAddress;
+import java.net.SocketAddress;
+import java.util.Iterator;
+import java.util.concurrent.Executor;
+import java.util.concurrent.ExecutorService;
+import java.util.concurrent.Executors;
+
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertFalse;
+import static org.junit.Assert.assertTrue;
+
+
+/**
+ * An abstract test class to test socket client bootstraps
+ */
+public abstract class AbstractSocketClientBootstrapTest {
+
+    private static ExecutorService executor;
+
+    @BeforeClass
+    public static void init() {
+        executor = Executors.newCachedThreadPool();
+    }
+
+    @AfterClass
+    public static void destroy() {
+        ExecutorUtil.terminate(executor);
+    }
+
+    protected abstract ChannelFactory newClientSocketChannelFactory(Executor executor);
+
+    @Test(timeout = 10000)
+    public void testFailedConnectionAttempt() throws Exception {
+        ClientBootstrap bootstrap = new ClientBootstrap();
+        bootstrap.setFactory(newClientSocketChannelFactory(executor));
+        bootstrap.getPipeline().addLast("sctp-decoder", new SctpFrameDecoder());
+        bootstrap.getPipeline().addLast("sctp-encoder", new SctpFrameEncoder());
+        bootstrap.getPipeline().addLast("dummy", new DummyHandler());
+        bootstrap.setOption("remoteAddress", new InetSocketAddress("255.255.255.255", 1));
+        ChannelFuture future = bootstrap.connect();
+        future.awaitUninterruptibly();
+        assertFalse(future.isSuccess());
+        assertTrue(future.getCause() instanceof IOException);
+    }
+
+    @Test(timeout = 10000)
+    public void testSuccessfulConnectionAttempt() throws Throwable {
+        SctpServerChannel serverChannel = SctpServerChannel.open();
+        serverChannel.bind(new InetSocketAddress(SctpSocketAddresses.LOOP_BACK, 0));
+
+        try {
+            serverChannel.configureBlocking(false);
+
+            final Iterator<SocketAddress> serverAddresses = serverChannel.getAllLocalAddresses().iterator();
+            InetSocketAddress serverAddress = (InetSocketAddress) serverAddresses.next();
+            int serverPort = serverAddress.getPort();
+
+            ClientBootstrap bootstrap =
+                new ClientBootstrap(newClientSocketChannelFactory(executor));
+
+            bootstrap.getPipeline().addLast("sctp-decoder", new SctpFrameDecoder());
+            bootstrap.getPipeline().addLast("sctp-encoder", new SctpFrameEncoder());
+            bootstrap.getPipeline().addLast("dummy", new DummyHandler());
+            bootstrap.setOption(
+                    "remoteAddress",
+                    new InetSocketAddress(
+                            SctpSocketAddresses.LOOP_BACK,
+                            serverPort));
+
+            ChannelFuture future = bootstrap.connect();
+            serverChannel.accept();
+            future.awaitUninterruptibly();
+
+            if (future.getCause() != null) {
+                throw future.getCause();
+            }
+            assertTrue(future.isSuccess());
+
+            future.getChannel().close().awaitUninterruptibly();
+        } finally {
+            try {
+                serverChannel.close();
+            } catch (IOException e) {
+                // Ignore.
+            }
+        }
+    }
+
+    @Test(timeout = 10000)
+    public void testSuccessfulConnectionAttemptWithLocalAddress() throws Throwable {
+        SctpServerChannel serverChannel = SctpServerChannel.open();
+
+        try {
+            serverChannel.configureBlocking(false);
+            serverChannel = serverChannel.bind(new InetSocketAddress(SctpSocketAddresses.LOOP_BACK, 0));
+
+            final Iterator<SocketAddress> serverAddresses = serverChannel.getAllLocalAddresses().iterator();
+            InetSocketAddress serverAddress = (InetSocketAddress) serverAddresses.next();
+            int serverPort = serverAddress.getPort();
+            ClientBootstrap bootstrap =
+                new ClientBootstrap(newClientSocketChannelFactory(executor));
+
+            bootstrap.getPipeline().addLast("dummy", new DummyHandler());
+            bootstrap.setOption(
+                    "remoteAddress",
+                    new InetSocketAddress(
+                            SctpSocketAddresses.LOOP_BACK,
+                            serverPort));
+            bootstrap.setOption("localAddress", new InetSocketAddress(SctpSocketAddresses.LOOP_BACK, 0));
+
+            ChannelFuture future = bootstrap.connect();
+            serverChannel.accept();
+            future.awaitUninterruptibly();
+
+            if (future.getCause() != null) {
+                throw future.getCause();
+            }
+            assertTrue(future.isSuccess());
+
+            future.getChannel().close().awaitUninterruptibly();
+        } finally {
+            try {
+                serverChannel.close();
+            } catch (IOException e) {
+                // Ignore.
+            }
+        }
+    }
+
+    @Test(expected = ChannelPipelineException.class)
+    public void testFailedPipelineInitialization() throws Exception {
+        ClientBootstrap bootstrap = new ClientBootstrap(EasyMock.createMock(ChannelFactory.class));
+        ChannelPipelineFactory pipelineFactory = EasyMock.createMock(ChannelPipelineFactory.class);
+        bootstrap.setPipelineFactory(pipelineFactory);
+
+        EasyMock.expect(pipelineFactory.getPipeline()).andThrow(new ChannelPipelineException());
+        EasyMock.replay(pipelineFactory);
+
+        bootstrap.connect(new InetSocketAddress(SctpSocketAddresses.LOOP_BACK, 1));
+    }
+
+    @Test(expected = IllegalStateException.class)
+    public void shouldHaveRemoteAddressOption() {
+        new ClientBootstrap(EasyMock.createMock(ChannelFactory.class)).connect();
+    }
+
+
+    @Test(expected = NullPointerException.class)
+    public void shouldDisallowNullRemoteAddressParameter1() {
+        new ClientBootstrap(EasyMock.createMock(ChannelFactory.class)).connect(null);
+    }
+
+    @Test(expected = NullPointerException.class)
+    public void shouldDisallowNullRemoteAddressParameter2() {
+        new ClientBootstrap(EasyMock.createMock(ChannelFactory.class)).connect(null, null);
+    }
+}

transport-sctp/src/test/java/io/netty/testsuite/transport/AbstractSocketCompatibleObjectStreamEchoTest.java

@@ -0,0 +1,190 @@
+/*
+ * Copyright 2011 The Netty Project
+ *
+ * The Netty Project licenses this file to you under the Apache License,
+ * version 2.0 (the "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at:
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+ * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+ * License for the specific language governing permissions and limitations
+ * under the License.
+ */
+package io.netty.testsuite.transport;
+
+import io.netty.bootstrap.ClientBootstrap;
+import io.netty.bootstrap.ServerBootstrap;
+import io.netty.channel.*;
+import io.netty.channel.sctp.codec.SctpFrameDecoder;
+import io.netty.channel.sctp.codec.SctpFrameEncoder;
+import io.netty.handler.codec.serialization.CompatibleObjectDecoder;
+import io.netty.handler.codec.serialization.CompatibleObjectEncoder;
+import io.netty.testsuite.util.SctpSocketAddresses;
+import io.netty.util.internal.ExecutorUtil;
+import org.junit.AfterClass;
+import org.junit.BeforeClass;
+import org.junit.Test;
+
+import java.io.IOException;
+import java.net.InetSocketAddress;
+import java.util.Random;
+import java.util.concurrent.Executor;
+import java.util.concurrent.ExecutorService;
+import java.util.concurrent.Executors;
+import java.util.concurrent.atomic.AtomicReference;
+
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertTrue;
+
+public abstract class AbstractSocketCompatibleObjectStreamEchoTest {
+
+    static final Random random = new Random();
+    static final String[] data = new String[512];//could not test with jumbo sctp frame
+
+    private static ExecutorService executor;
+
+    static {
+        for (int i = 0; i < data.length; i ++) {
+            int eLen = random.nextInt(512);
+            char[] e = new char[eLen];
+            for (int j = 0; j < eLen; j ++) {
+                e[j] = (char) ('a' + random.nextInt(26));
+            }
+
+            data[i] = new String(e);
+        }
+    }
+
+    @BeforeClass
+    public static void init() {
+        executor = Executors.newCachedThreadPool();
+    }
+
+    @AfterClass
+    public static void destroy() {
+        ExecutorUtil.terminate(executor);
+    }
+
+    protected abstract ChannelFactory newServerSocketChannelFactory(Executor executor);
+    protected abstract ChannelFactory newClientSocketChannelFactory(Executor executor);
+
+    @Test
+    @SuppressWarnings("deprecation")
+    public void testCompatibleObjectEcho() throws Throwable {
+        ServerBootstrap sb = new ServerBootstrap(newServerSocketChannelFactory(executor));
+        ClientBootstrap cb = new ClientBootstrap(newClientSocketChannelFactory(executor));
+
+        EchoHandler sh = new EchoHandler();
+        EchoHandler ch = new EchoHandler();
+
+        sb.getPipeline().addLast("sctp-decoder", new SctpFrameDecoder());
+        sb.getPipeline().addLast("sctp-encoder", new SctpFrameEncoder());
+        sb.getPipeline().addLast("decoder", new CompatibleObjectDecoder());
+        sb.getPipeline().addLast("encoder", new CompatibleObjectEncoder());
+        sb.getPipeline().addLast("handler", sh);
+
+        cb.getPipeline().addLast("sctp-decoder", new SctpFrameDecoder());
+        cb.getPipeline().addLast("sctp-encoder", new SctpFrameEncoder());
+        cb.getPipeline().addLast("decoder", new CompatibleObjectDecoder());
+        cb.getPipeline().addLast("encoder", new CompatibleObjectEncoder());
+        cb.getPipeline().addLast("handler", ch);
+
+        Channel sc = sb.bind(new InetSocketAddress(SctpSocketAddresses.LOOP_BACK, 0));
+        int port = ((InetSocketAddress) sc.getLocalAddress()).getPort();
+
+        ChannelFuture ccf = cb.connect(new InetSocketAddress(SctpSocketAddresses.LOOP_BACK, port));
+        assertTrue(ccf.awaitUninterruptibly().isSuccess());
+
+        Channel cc = ccf.getChannel();
+        for (String element : data) {
+            cc.write(element);
+        }
+
+        while (ch.counter < data.length) {
+            if (sh.exception.get() != null) {
+                break;
+            }
+            if (ch.exception.get() != null) {
+                break;
+            }
+
+            try {
+                Thread.sleep(1);
+            } catch (InterruptedException e) {
+                // Ignore.
+            }
+        }
+
+        while (sh.counter < data.length) {
+            if (sh.exception.get() != null) {
+                break;
+            }
+            if (ch.exception.get() != null) {
+                break;
+            }
+
+            try {
+                Thread.sleep(1);
+            } catch (InterruptedException e) {
+                // Ignore.
+            }
+        }
+
+        sh.channel.close().awaitUninterruptibly();
+        ch.channel.close().awaitUninterruptibly();
+        sc.close().awaitUninterruptibly();
+
+        if (sh.exception.get() != null && !(sh.exception.get() instanceof IOException)) {
+            throw sh.exception.get();
+        }
+        if (ch.exception.get() != null && !(ch.exception.get() instanceof IOException)) {
+            throw ch.exception.get();
+        }
+        if (sh.exception.get() != null) {
+            throw sh.exception.get();
+        }
+        if (ch.exception.get() != null) {
+            throw ch.exception.get();
+        }
+    }
+
+    private static class EchoHandler extends SimpleChannelUpstreamHandler {
+        volatile Channel channel;
+        final AtomicReference<Throwable> exception = new AtomicReference<Throwable>();
+        volatile int counter;
+
+        EchoHandler() {
+        }
+
+        @Override
+        public void channelOpen(ChannelHandlerContext ctx, ChannelStateEvent e)
+                throws Exception {
+            channel = e.getChannel();
+        }
+
+        @Override
+        public void messageReceived(ChannelHandlerContext ctx, MessageEvent e)
+                throws Exception {
+
+            String m = (String) e.getMessage();
+            assertEquals(data[counter], m);
+
+            if (channel.getParent() != null) {
+                channel.write(m);
+            }
+
+            counter ++;
+        }
+
+        @Override
+        public void exceptionCaught(ChannelHandlerContext ctx, ExceptionEvent e)
+                throws Exception {
+            if (exception.compareAndSet(null, e.getCause())) {
+                e.getChannel().close();
+            }
+        }
+    }
+}

transport-sctp/src/test/java/io/netty/testsuite/transport/AbstractSocketEchoTest.java

@@ -0,0 +1,186 @@
+/*
+ * Copyright 2011 The Netty Project
+ *
+ * The Netty Project licenses this file to you under the Apache License,
+ * version 2.0 (the "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at:
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+ * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+ * License for the specific language governing permissions and limitations
+ * under the License.
+ */
+package io.netty.testsuite.transport;
+
+import io.netty.bootstrap.ClientBootstrap;
+import io.netty.bootstrap.ServerBootstrap;
+import io.netty.buffer.ChannelBuffer;
+import io.netty.buffer.ChannelBuffers;
+import io.netty.channel.*;
+import io.netty.channel.sctp.codec.SctpFrameDecoder;
+import io.netty.channel.sctp.codec.SctpFrameEncoder;
+import io.netty.testsuite.util.SctpSocketAddresses;
+import io.netty.util.internal.ExecutorUtil;
+import org.junit.AfterClass;
+import org.junit.BeforeClass;
+import org.junit.Test;
+
+import java.io.IOException;
+import java.net.InetSocketAddress;
+import java.util.Random;
+import java.util.concurrent.Executor;
+import java.util.concurrent.ExecutorService;
+import java.util.concurrent.Executors;
+import java.util.concurrent.atomic.AtomicReference;
+
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertTrue;
+
+public abstract class AbstractSocketEchoTest {
+
+    private static final Random random = new Random();
+    static final byte[] data = new byte[4096];//could not test ultra jumbo frames
+
+    private static ExecutorService executor;
+
+    static {
+        random.nextBytes(data);
+    }
+
+    @BeforeClass
+    public static void init() {
+        executor = Executors.newCachedThreadPool();
+    }
+
+    @AfterClass
+    public static void destroy() {
+        ExecutorUtil.terminate(executor);
+    }
+
+    protected abstract ChannelFactory newServerSocketChannelFactory(Executor executor);
+    protected abstract ChannelFactory newClientSocketChannelFactory(Executor executor);
+
+    @Test
+    public void testSimpleEcho() throws Throwable {
+        ServerBootstrap sb = new ServerBootstrap(newServerSocketChannelFactory(executor));
+
+        ClientBootstrap cb = new ClientBootstrap(newClientSocketChannelFactory(executor));
+
+
+        EchoHandler sh = new EchoHandler();
+        EchoHandler ch = new EchoHandler();
+
+        sb.getPipeline().addLast("sctp-decoder", new SctpFrameDecoder());
+        sb.getPipeline().addLast("sctp-encoder", new SctpFrameEncoder());
+        sb.getPipeline().addLast("handler", sh);
+
+        cb.getPipeline().addLast("sctp-decoder", new SctpFrameDecoder());
+        cb.getPipeline().addLast("sctp-encoder", new SctpFrameEncoder());
+        cb.getPipeline().addLast("handler", ch);
+
+        Channel sc = sb.bind(new InetSocketAddress(SctpSocketAddresses.LOOP_BACK, 0));
+        int port = ((InetSocketAddress) sc.getLocalAddress()).getPort();
+
+        ChannelFuture ccf = cb.connect(new InetSocketAddress(SctpSocketAddresses.LOOP_BACK, port));
+        assertTrue(ccf.awaitUninterruptibly().isSuccess());
+
+        Channel cc = ccf.getChannel();
+        for (int i = 0; i < data.length;) {
+            int length = Math.min(random.nextInt(1024 * 64), data.length - i);
+            cc.write(ChannelBuffers.wrappedBuffer(data, i, length));
+            i += length;
+        }
+
+        while (ch.counter < data.length) {
+            if (sh.exception.get() != null) {
+                break;
+            }
+            if (ch.exception.get() != null) {
+                break;
+            }
+
+            try {
+                Thread.sleep(5);
+            } catch (InterruptedException e) {
+                // Ignore.
+            }
+        }
+
+        while (sh.counter < data.length) {
+            if (sh.exception.get() != null) {
+                break;
+            }
+            if (ch.exception.get() != null) {
+                break;
+            }
+
+            try {
+                Thread.sleep(5);
+            } catch (InterruptedException e) {
+                // Ignore.
+            }
+        }
+
+        sh.channel.close().awaitUninterruptibly();
+        ch.channel.close().awaitUninterruptibly();
+        sc.close().awaitUninterruptibly();
+
+        if (sh.exception.get() != null && !(sh.exception.get() instanceof IOException)) {
+            throw sh.exception.get();
+        }
+        if (ch.exception.get() != null && !(ch.exception.get() instanceof IOException)) {
+            throw ch.exception.get();
+        }
+        if (sh.exception.get() != null) {
+            throw sh.exception.get();
+        }
+        if (ch.exception.get() != null) {
+            throw ch.exception.get();
+        }
+    }
+
+    private static class EchoHandler extends SimpleChannelUpstreamHandler {
+        volatile Channel channel;
+        final AtomicReference<Throwable> exception = new AtomicReference<Throwable>();
+        volatile int counter;
+
+        EchoHandler() {
+        }
+
+        @Override
+        public void channelOpen(ChannelHandlerContext ctx, ChannelStateEvent e)
+                throws Exception {
+            channel = e.getChannel();
+        }
+
+        @Override
+        public void messageReceived(ChannelHandlerContext ctx, MessageEvent e)
+                throws Exception {
+            ChannelBuffer m = (ChannelBuffer) e.getMessage();
+            byte[] actual = new byte[m.readableBytes()];
+            m.getBytes(0, actual);
+
+            int lastIdx = counter;
+            for (int i = 0; i < actual.length; i ++) {
+                assertEquals(data[i + lastIdx], actual[i]);
+            }
+
+            if (channel.getParent() != null) {
+                channel.write(m);
+            }
+
+            counter += actual.length;
+        }
+
+        @Override
+        public void exceptionCaught(ChannelHandlerContext ctx, ExceptionEvent e)
+                throws Exception {
+            if (exception.compareAndSet(null, e.getCause())) {
+                e.getChannel().close();
+            }
+        }
+    }
+}

transport-sctp/src/test/java/io/netty/testsuite/transport/AbstractSocketFixedLengthEchoTest.java

@@ -0,0 +1,190 @@
+/*
+ * Copyright 2011 The Netty Project
+ *
+ * The Netty Project licenses this file to you under the Apache License,
+ * version 2.0 (the "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at:
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+ * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+ * License for the specific language governing permissions and limitations
+ * under the License.
+ */
+package io.netty.testsuite.transport;
+
+import io.netty.bootstrap.ClientBootstrap;
+import io.netty.bootstrap.ServerBootstrap;
+import io.netty.buffer.ChannelBuffer;
+import io.netty.buffer.ChannelBuffers;
+import io.netty.channel.*;
+import io.netty.channel.sctp.codec.SctpFrameDecoder;
+import io.netty.channel.sctp.codec.SctpFrameEncoder;
+import io.netty.handler.codec.frame.FixedLengthFrameDecoder;
+import io.netty.testsuite.util.SctpSocketAddresses;
+import io.netty.util.internal.ExecutorUtil;
+import org.junit.AfterClass;
+import org.junit.BeforeClass;
+import org.junit.Test;
+
+import java.io.IOException;
+import java.net.InetSocketAddress;
+import java.util.Random;
+import java.util.concurrent.Executor;
+import java.util.concurrent.ExecutorService;
+import java.util.concurrent.Executors;
+import java.util.concurrent.atomic.AtomicReference;
+
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertTrue;
+
+public abstract class AbstractSocketFixedLengthEchoTest {
+
+    private static final Random random = new Random();
+    static final byte[] data = new byte[1024];//could not test with jumbo frames
+
+    private static ExecutorService executor;
+
+    static {
+        random.nextBytes(data);
+    }
+
+    @BeforeClass
+    public static void init() {
+        executor = Executors.newCachedThreadPool();
+    }
+
+    @AfterClass
+    public static void destroy() {
+        ExecutorUtil.terminate(executor);
+    }
+
+    protected abstract ChannelFactory newServerSocketChannelFactory(Executor executor);
+    protected abstract ChannelFactory newClientSocketChannelFactory(Executor executor);
+
+    @Test
+    public void testFixedLengthEcho() throws Throwable {
+        ServerBootstrap sb = new ServerBootstrap(newServerSocketChannelFactory(executor));
+        ClientBootstrap cb = new ClientBootstrap(newClientSocketChannelFactory(executor));
+
+        EchoHandler sh = new EchoHandler();
+        EchoHandler ch = new EchoHandler();
+
+        sb.getPipeline().addLast("sctp-decoder", new SctpFrameDecoder());
+        sb.getPipeline().addLast("sctp-encoder", new SctpFrameEncoder());
+        sb.getPipeline().addLast("decoder", new FixedLengthFrameDecoder(1024));
+        sb.getPipeline().addAfter("decoder", "handler", sh);
+
+
+        cb.getPipeline().addLast("sctp-decoder", new SctpFrameDecoder());
+        cb.getPipeline().addLast("sctp-encoder", new SctpFrameEncoder());
+        cb.getPipeline().addLast("decoder", new FixedLengthFrameDecoder(1024));
+        cb.getPipeline().addAfter("decoder", "handler", ch);
+
+        Channel sc = sb.bind(new InetSocketAddress(0));
+        int port = ((InetSocketAddress) sc.getLocalAddress()).getPort();
+
+        ChannelFuture ccf = cb.connect(new InetSocketAddress(SctpSocketAddresses.LOOP_BACK, port));
+        assertTrue(ccf.awaitUninterruptibly().isSuccess());
+
+        Channel cc = ccf.getChannel();
+        for (int i = 0; i < data.length;) {
+            int length = Math.min(random.nextInt(1024 * 3), data.length - i);
+            cc.write(ChannelBuffers.wrappedBuffer(data, i, length));
+            i += length;
+        }
+
+        while (ch.counter < data.length) {
+            if (sh.exception.get() != null) {
+                break;
+            }
+            if (ch.exception.get() != null) {
+                break;
+            }
+
+            try {
+                Thread.sleep(1);
+            } catch (InterruptedException e) {
+                // Ignore.
+            }
+        }
+
+        while (sh.counter < data.length) {
+            if (sh.exception.get() != null) {
+                break;
+            }
+            if (ch.exception.get() != null) {
+                break;
+            }
+
+            try {
+                Thread.sleep(1);
+            } catch (InterruptedException e) {
+                // Ignore.
+            }
+        }
+
+        sh.channel.close().awaitUninterruptibly();
+        ch.channel.close().awaitUninterruptibly();
+        sc.close().awaitUninterruptibly();
+
+        if (sh.exception.get() != null && !(sh.exception.get() instanceof IOException)) {
+            throw sh.exception.get();
+        }
+        if (ch.exception.get() != null && !(ch.exception.get() instanceof IOException)) {
+            throw ch.exception.get();
+        }
+        if (sh.exception.get() != null) {
+            throw sh.exception.get();
+        }
+        if (ch.exception.get() != null) {
+            throw ch.exception.get();
+        }
+    }
+
+    private static class EchoHandler extends SimpleChannelUpstreamHandler {
+        volatile Channel channel;
+        final AtomicReference<Throwable> exception = new AtomicReference<Throwable>();
+        volatile int counter;
+
+        EchoHandler() {
+        }
+
+        @Override
+        public void channelOpen(ChannelHandlerContext ctx, ChannelStateEvent e)
+                throws Exception {
+            channel = e.getChannel();
+        }
+
+        @Override
+        public void messageReceived(ChannelHandlerContext ctx, MessageEvent e)
+                throws Exception {
+            ChannelBuffer m = (ChannelBuffer) e.getMessage();
+            assertEquals(1024, m.readableBytes());
+
+            byte[] actual = new byte[m.readableBytes()];
+            m.getBytes(0, actual);
+
+            int lastIdx = counter;
+            for (int i = 0; i < actual.length; i ++) {
+                assertEquals(data[i + lastIdx], actual[i]);
+            }
+
+            if (channel.getParent() != null) {
+                channel.write(m);
+            }
+
+            counter += actual.length;
+        }
+
+        @Override
+        public void exceptionCaught(ChannelHandlerContext ctx, ExceptionEvent e)
+                throws Exception {
+            if (exception.compareAndSet(null, e.getCause())) {
+                e.getChannel().close();
+            }
+        }
+    }
+}

transport-sctp/src/test/java/io/netty/testsuite/transport/AbstractSocketObjectStreamEchoTest.java

@@ -0,0 +1,189 @@
+/*
+ * Copyright 2011 The Netty Project
+ *
+ * The Netty Project licenses this file to you under the Apache License,
+ * version 2.0 (the "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at:
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+ * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+ * License for the specific language governing permissions and limitations
+ * under the License.
+ */
+package io.netty.testsuite.transport;
+
+import io.netty.bootstrap.ClientBootstrap;
+import io.netty.bootstrap.ServerBootstrap;
+import io.netty.channel.*;
+import io.netty.channel.sctp.codec.SctpFrameDecoder;
+import io.netty.channel.sctp.codec.SctpFrameEncoder;
+import io.netty.handler.codec.serialization.ObjectDecoder;
+import io.netty.handler.codec.serialization.ObjectEncoder;
+import io.netty.testsuite.util.SctpSocketAddresses;
+import io.netty.util.internal.ExecutorUtil;
+import org.junit.AfterClass;
+import org.junit.BeforeClass;
+import org.junit.Test;
+
+import java.io.IOException;
+import java.net.InetSocketAddress;
+import java.util.Random;
+import java.util.concurrent.Executor;
+import java.util.concurrent.ExecutorService;
+import java.util.concurrent.Executors;
+import java.util.concurrent.atomic.AtomicReference;
+
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertTrue;
+
+public abstract class AbstractSocketObjectStreamEchoTest {
+
+    static final Random random = new Random();
+    static final String[] data = new String[512];//could not test jumbo frames
+
+    private static ExecutorService executor;
+
+    static {
+        for (int i = 0; i < data.length; i ++) {
+            int eLen = random.nextInt(512);
+            char[] e = new char[eLen];
+            for (int j = 0; j < eLen; j ++) {
+                e[j] = (char) ('a' + random.nextInt(26));
+            }
+
+            data[i] = new String(e);
+        }
+    }
+
+    @BeforeClass
+    public static void init() {
+        executor = Executors.newCachedThreadPool();
+    }
+
+    @AfterClass
+    public static void destroy() {
+        ExecutorUtil.terminate(executor);
+    }
+
+    protected abstract ChannelFactory newServerSocketChannelFactory(Executor executor);
+    protected abstract ChannelFactory newClientSocketChannelFactory(Executor executor);
+
+    @Test
+    public void testObjectEcho() throws Throwable {
+        ServerBootstrap sb = new ServerBootstrap(newServerSocketChannelFactory(executor));
+        ClientBootstrap cb = new ClientBootstrap(newClientSocketChannelFactory(executor));
+
+        EchoHandler sh = new EchoHandler();
+        EchoHandler ch = new EchoHandler();
+
+        sb.getPipeline().addLast("sctp-decoder", new SctpFrameDecoder());
+        sb.getPipeline().addLast("sctp-encoder", new SctpFrameEncoder());
+        sb.getPipeline().addLast("decoder", new ObjectDecoder());
+        sb.getPipeline().addLast("encoder", new ObjectEncoder());
+        sb.getPipeline().addLast("handler", sh);
+
+        cb.getPipeline().addLast("sctp-decoder", new SctpFrameDecoder());
+        cb.getPipeline().addLast("sctp-encoder", new SctpFrameEncoder());
+        cb.getPipeline().addLast("decoder", new ObjectDecoder());
+        cb.getPipeline().addLast("encoder", new ObjectEncoder());
+        cb.getPipeline().addLast("handler", ch);
+
+        Channel sc = sb.bind(new InetSocketAddress(SctpSocketAddresses.LOOP_BACK, 0));
+        int port = ((InetSocketAddress) sc.getLocalAddress()).getPort();
+
+        ChannelFuture ccf = cb.connect(new InetSocketAddress(SctpSocketAddresses.LOOP_BACK, port));
+        assertTrue(ccf.awaitUninterruptibly().isSuccess());
+
+        Channel cc = ccf.getChannel();
+        for (String element : data) {
+            cc.write(element);
+        }
+
+        while (ch.counter < data.length) {
+            if (sh.exception.get() != null) {
+                break;
+            }
+            if (ch.exception.get() != null) {
+                break;
+            }
+
+            try {
+                Thread.sleep(5);
+            } catch (InterruptedException e) {
+                // Ignore.
+            }
+        }
+
+        while (sh.counter < data.length) {
+            if (sh.exception.get() != null) {
+                break;
+            }
+            if (ch.exception.get() != null) {
+                break;
+            }
+
+            try {
+                Thread.sleep(5);
+            } catch (InterruptedException e) {
+                // Ignore.
+            }
+        }
+
+        sh.channel.close().awaitUninterruptibly();
+        ch.channel.close().awaitUninterruptibly();
+        sc.close().awaitUninterruptibly();
+
+        if (sh.exception.get() != null && !(sh.exception.get() instanceof IOException)) {
+            throw sh.exception.get();
+        }
+        if (ch.exception.get() != null && !(ch.exception.get() instanceof IOException)) {
+            throw ch.exception.get();
+        }
+        if (sh.exception.get() != null) {
+            throw sh.exception.get();
+        }
+        if (ch.exception.get() != null) {
+            throw ch.exception.get();
+        }
+    }
+
+    private static class EchoHandler extends SimpleChannelUpstreamHandler {
+        volatile Channel channel;
+        final AtomicReference<Throwable> exception = new AtomicReference<Throwable>();
+        volatile int counter;
+
+        EchoHandler() {
+        }
+
+        @Override
+        public void channelOpen(ChannelHandlerContext ctx, ChannelStateEvent e)
+                throws Exception {
+            channel = e.getChannel();
+        }
+
+        @Override
+        public void messageReceived(ChannelHandlerContext ctx, MessageEvent e)
+                throws Exception {
+
+            String m = (String) e.getMessage();
+            assertEquals(data[counter], m);
+
+            if (channel.getParent() != null) {
+                channel.write(m);
+            }
+
+            counter ++;
+        }
+
+        @Override
+        public void exceptionCaught(ChannelHandlerContext ctx, ExceptionEvent e)
+                throws Exception {
+            if (exception.compareAndSet(null, e.getCause())) {
+                e.getChannel().close();
+            }
+        }
+    }
+}

transport-sctp/src/test/java/io/netty/testsuite/transport/AbstractSocketServerBootstrapTest.java

@@ -0,0 +1,217 @@
+/*
+ * Copyright 2011 The Netty Project
+ *
+ * The Netty Project licenses this file to you under the Apache License,
+ * version 2.0 (the "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at:
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+ * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+ * License for the specific language governing permissions and limitations
+ * under the License.
+ */
+package io.netty.testsuite.transport;
+
+import com.sun.nio.sctp.SctpChannel;
+import com.sun.nio.sctp.SctpServerChannel;
+import com.sun.nio.sctp.SctpStandardSocketOptions;
+import io.netty.bootstrap.ClientBootstrap;
+import io.netty.bootstrap.ServerBootstrap;
+import io.netty.channel.*;
+import io.netty.channel.sctp.SctpChannelConfig;
+import io.netty.testsuite.util.DummyHandler;
+import io.netty.testsuite.util.SctpSocketAddresses;
+import io.netty.util.internal.ExecutorUtil;
+import org.easymock.EasyMock;
+import org.junit.AfterClass;
+import org.junit.BeforeClass;
+import org.junit.Test;
+
+import java.io.IOException;
+import java.net.InetSocketAddress;
+import java.net.SocketAddress;
+import java.util.Iterator;
+import java.util.concurrent.Executor;
+import java.util.concurrent.ExecutorService;
+import java.util.concurrent.Executors;
+
+import static org.junit.Assert.assertEquals;
+
+
+/**
+ * An abstract test class to test server socket bootstraps
+ */
+public abstract class AbstractSocketServerBootstrapTest {
+
+    private static final boolean BUFSIZE_MODIFIABLE;
+
+    static {
+        boolean bufSizeModifiable = true;
+
+        SctpChannel s = null;
+        try {
+            s = SctpChannel.open();
+            bufSizeModifiable = s.supportedOptions().contains(SctpStandardSocketOptions.SO_RCVBUF);
+        } catch (Exception e) {
+            bufSizeModifiable = false;
+            System.err.println(
+                    "SCTP SO_RCVBUF does not work: " + e);
+        } finally {
+            BUFSIZE_MODIFIABLE = bufSizeModifiable;
+            try {
+                if (s != null) {
+                    s.close();
+                }
+            } catch (IOException e) {
+                // Ignore.
+            }
+        }
+    }
+
+    private static ExecutorService executor;
+
+    @BeforeClass
+    public static void init() {
+        executor = Executors.newCachedThreadPool();
+    }
+
+    @AfterClass
+    public static void destroy() {
+        ExecutorUtil.terminate(executor);
+    }
+
+    protected abstract ChannelFactory newServerSocketChannelFactory(Executor executor);
+
+    @Test(timeout = 30000, expected = ChannelException.class)
+    public void testFailedBindAttempt() throws Exception {
+        SctpServerChannel serverChannel = SctpServerChannel.open();
+        serverChannel.bind(new InetSocketAddress(SctpSocketAddresses.LOOP_BACK, 0));
+
+        try {
+            final Iterator<SocketAddress> serverAddresses = serverChannel.getAllLocalAddresses().iterator();
+            InetSocketAddress serverAddress = (InetSocketAddress) serverAddresses.next();
+            final int boundPort = serverAddress.getPort();
+            ServerBootstrap bootstrap = new ServerBootstrap();
+            bootstrap.setFactory(newServerSocketChannelFactory(executor));
+            bootstrap.setOption("localAddress", new InetSocketAddress(SctpSocketAddresses.LOOP_BACK, boundPort));
+            bootstrap.bind().close().awaitUninterruptibly();
+        } finally {
+            serverChannel.close();
+        }
+    }
+
+    @Test(timeout = 30000)
+    public void testSuccessfulBindAttempt() throws Exception {
+        ServerBootstrap bootstrap = new ServerBootstrap(
+                newServerSocketChannelFactory(executor));
+
+        bootstrap.setParentHandler(new ParentChannelHandler());
+        bootstrap.setOption("localAddress", new InetSocketAddress(SctpSocketAddresses.LOOP_BACK, 0));
+        bootstrap.setOption("child.receiveBufferSize", 9753);
+        bootstrap.setOption("child.sendBufferSize", 8642);
+
+        bootstrap.getPipeline().addLast("dummy", new DummyHandler());
+
+        Channel channel = bootstrap.bind();
+        ParentChannelHandler pch =
+            channel.getPipeline().get(ParentChannelHandler.class);
+
+        SctpChannel sctpChannel = SctpChannel.open();
+        try {
+            sctpChannel.connect(
+                    new InetSocketAddress(
+                            SctpSocketAddresses.LOOP_BACK,
+                            ((InetSocketAddress) channel.getLocalAddress()).getPort()));
+
+            // Wait until the connection is open in the server side.
+            while (pch.child == null) {
+                Thread.yield();
+            }
+
+            SctpChannelConfig cfg = (SctpChannelConfig) pch.child.getConfig();
+            if (BUFSIZE_MODIFIABLE) {
+                assertEquals(9753, cfg.getReceiveBufferSize());
+                assertEquals(8642, cfg.getSendBufferSize());
+            }
+        } finally {
+            if (sctpChannel != null) {
+                try {
+                    sctpChannel.close();
+                } catch (IOException e) {
+                    // Ignore.
+                }
+            }
+            channel.close().awaitUninterruptibly();
+        }
+
+        // Wait until the child connection is closed in the client side.
+        // We do not use Channel.close() to make sure it is closed automatically.
+        while (pch.child.isOpen()) {
+            try {
+                Thread.sleep(1);
+            } catch (InterruptedException e) {
+                // Ignore
+            }
+        }
+
+        // Wait until all child events are fired.
+        while (pch.result.length() < 2) {
+            try {
+                Thread.sleep(1);
+            } catch (InterruptedException e) {
+                // Ignore
+            }
+        }
+
+        // Confirm the received child events.
+        assertEquals("12", pch.result.toString());
+    }
+
+    @Test(expected = ChannelPipelineException.class)
+    public void testFailedPipelineInitialization() throws Exception {
+        ClientBootstrap bootstrap = new ClientBootstrap(EasyMock.createMock(ChannelFactory.class));
+        ChannelPipelineFactory pipelineFactory = EasyMock.createMock(ChannelPipelineFactory.class);
+        bootstrap.setPipelineFactory(pipelineFactory);
+
+        EasyMock.expect(pipelineFactory.getPipeline()).andThrow(new ChannelPipelineException());
+        EasyMock.replay(pipelineFactory);
+
+        bootstrap.connect(new InetSocketAddress(SctpSocketAddresses.LOOP_BACK, 1));
+    }
+
+    @Test(expected = IllegalStateException.class)
+    public void shouldHaveLocalAddressOption() {
+        new ServerBootstrap(EasyMock.createMock(ServerChannelFactory.class)).bind();
+    }
+
+
+    @Test(expected = NullPointerException.class)
+    public void shouldDisallowNullLocalAddressParameter() {
+        new ServerBootstrap(EasyMock.createMock(ServerChannelFactory.class)).bind(null);
+    }
+
+    private static class ParentChannelHandler extends SimpleChannelUpstreamHandler {
+
+        volatile Channel child;
+        final StringBuffer result = new StringBuffer();
+
+        ParentChannelHandler() {
+        }
+
+        @Override
+        public void childChannelClosed(ChannelHandlerContext ctx,
+                ChildChannelStateEvent e) throws Exception {
+            result.append('2');
+        }
+
+        @Override
+        public void childChannelOpen(ChannelHandlerContext ctx,
+                ChildChannelStateEvent e) throws Exception {
+            child = e.getChildChannel();
+            result.append('1');
+        }
+    }
+}

transport-sctp/src/test/java/io/netty/testsuite/transport/AbstractSocketSslEchoTest.java

@@ -0,0 +1,640 @@
+/*
+ * Copyright 2011 The Netty Project
+ *
+ * The Netty Project licenses this file to you under the Apache License,
+ * version 2.0 (the "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at:
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+ * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+ * License for the specific language governing permissions and limitations
+ * under the License.
+ */
+package io.netty.testsuite.transport;
+
+import io.netty.bootstrap.ClientBootstrap;
+import io.netty.bootstrap.ServerBootstrap;
+import io.netty.buffer.ChannelBuffer;
+import io.netty.buffer.ChannelBuffers;
+import io.netty.channel.*;
+import io.netty.channel.sctp.codec.SctpFrameDecoder;
+import io.netty.channel.sctp.codec.SctpFrameEncoder;
+import io.netty.handler.execution.ExecutionHandler;
+import io.netty.handler.execution.OrderedMemoryAwareThreadPoolExecutor;
+import io.netty.handler.ssl.SslHandler;
+import io.netty.logging.InternalLogger;
+import io.netty.logging.InternalLoggerFactory;
+import io.netty.testsuite.util.SctpSocketAddresses;
+import io.netty.util.internal.ExecutorUtil;
+import org.junit.AfterClass;
+import org.junit.BeforeClass;
+import org.junit.Test;
+
+import javax.net.ssl.*;
+import java.io.ByteArrayInputStream;
+import java.io.IOException;
+import java.io.InputStream;
+import java.net.InetSocketAddress;
+import java.security.InvalidAlgorithmParameterException;
+import java.security.KeyStore;
+import java.security.KeyStoreException;
+import java.security.Security;
+import java.security.cert.CertificateException;
+import java.security.cert.X509Certificate;
+import java.util.Random;
+import java.util.concurrent.Executor;
+import java.util.concurrent.ExecutorService;
+import java.util.concurrent.Executors;
+import java.util.concurrent.atomic.AtomicReference;
+
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertTrue;
+
+public abstract class AbstractSocketSslEchoTest {
+    static final InternalLogger logger =
+        InternalLoggerFactory.getInstance(AbstractSocketSslEchoTest.class);
+
+    private static final Random random = new Random();
+    static final byte[] data = new byte[4096];//could not test jumbo frames
+
+    private static ExecutorService executor;
+    private static ExecutorService eventExecutor;
+
+    static {
+        random.nextBytes(data);
+    }
+
+    @BeforeClass
+    public static void init() {
+        executor = Executors.newCachedThreadPool();
+        eventExecutor = new OrderedMemoryAwareThreadPoolExecutor(16, 0, 0);
+    }
+
+    @AfterClass
+    public static void destroy() {
+        ExecutorUtil.terminate(executor, eventExecutor);
+    }
+
+    protected abstract ChannelFactory newServerSocketChannelFactory(Executor executor);
+    protected abstract ChannelFactory newClientSocketChannelFactory(Executor executor);
+
+    protected boolean isExecutorRequired() {
+        return false;
+    }
+
+    @Test
+    public void testSslEcho() throws Throwable {
+        ServerBootstrap sb = new ServerBootstrap(newServerSocketChannelFactory(executor));
+        ClientBootstrap cb = new ClientBootstrap(newClientSocketChannelFactory(executor));
+
+        EchoHandler sh = new EchoHandler(true);
+        EchoHandler ch = new EchoHandler(false);
+
+        SSLEngine sse = BogusSslContextFactory.getServerContext().createSSLEngine();
+        SSLEngine cse = BogusSslContextFactory.getClientContext().createSSLEngine();
+        sse.setUseClientMode(false);
+        cse.setUseClientMode(true);
+
+
+        sb.getPipeline().addLast("sctp-decoder", new SctpFrameDecoder());
+        sb.getPipeline().addLast("sctp-encoder", new SctpFrameEncoder());
+        sb.getPipeline().addLast("ssl", new SslHandler(sse));
+        sb.getPipeline().addLast("handler", sh);
+
+        cb.getPipeline().addLast("sctp-decoder", new SctpFrameDecoder());
+        cb.getPipeline().addLast("sctp-encoder", new SctpFrameEncoder());
+        cb.getPipeline().addLast("ssl", new SslHandler(cse));
+        cb.getPipeline().addLast("handler", ch);
+
+        if (isExecutorRequired()) {
+            sb.getPipeline().addFirst("executor", new ExecutionHandler(eventExecutor));
+            cb.getPipeline().addFirst("executor", new ExecutionHandler(eventExecutor));
+        }
+
+        Channel sc = sb.bind(new InetSocketAddress(SctpSocketAddresses.LOOP_BACK, 0));
+        int port = ((InetSocketAddress) sc.getLocalAddress()).getPort();
+
+        ChannelFuture ccf = cb.connect(new InetSocketAddress(SctpSocketAddresses.LOOP_BACK, port));
+        ccf.awaitUninterruptibly();
+        if (!ccf.isSuccess()) {
+            logger.error("Connection attempt failed", ccf.getCause());
+            sc.close().awaitUninterruptibly();
+        }
+        assertTrue(ccf.isSuccess());
+
+        Channel cc = ccf.getChannel();
+        ChannelFuture hf = cc.getPipeline().get(SslHandler.class).handshake();
+        hf.awaitUninterruptibly();
+        if (!hf.isSuccess()) {
+            logger.error("Handshake failed", hf.getCause());
+            sh.channel.close().awaitUninterruptibly();
+            ch.channel.close().awaitUninterruptibly();
+            sc.close().awaitUninterruptibly();
+        }
+
+        assertTrue(hf.isSuccess());
+
+        for (int i = 0; i < data.length;) {
+            int length = Math.min(random.nextInt(1024 * 64), data.length - i);
+            cc.write(ChannelBuffers.wrappedBuffer(data, i, length));
+            i += length;
+        }
+
+        while (ch.counter < data.length) {
+            if (sh.exception.get() != null) {
+                break;
+            }
+            if (ch.exception.get() != null) {
+                break;
+            }
+
+            try {
+                Thread.sleep(1);
+            } catch (InterruptedException e) {
+                // Ignore.
+            }
+        }
+
+        while (sh.counter < data.length) {
+            if (sh.exception.get() != null) {
+                break;
+            }
+            if (ch.exception.get() != null) {
+                break;
+            }
+
+            try {
+                Thread.sleep(1);
+            } catch (InterruptedException e) {
+                // Ignore.
+            }
+        }
+
+        sh.channel.close().awaitUninterruptibly();
+        ch.channel.close().awaitUninterruptibly();
+        sc.close().awaitUninterruptibly();
+
+        if (sh.exception.get() != null && !(sh.exception.get() instanceof IOException)) {
+            throw sh.exception.get();
+        }
+        if (ch.exception.get() != null && !(ch.exception.get() instanceof IOException)) {
+            throw ch.exception.get();
+        }
+        if (sh.exception.get() != null) {
+            throw sh.exception.get();
+        }
+        if (ch.exception.get() != null) {
+            throw ch.exception.get();
+        }
+    }
+
+    private static class EchoHandler extends SimpleChannelUpstreamHandler {
+        volatile Channel channel;
+        final AtomicReference<Throwable> exception = new AtomicReference<Throwable>();
+        volatile int counter;
+        private final boolean server;
+
+        EchoHandler(boolean server) {
+            this.server = server;
+        }
+
+        @Override
+        public void channelOpen(ChannelHandlerContext ctx, ChannelStateEvent e)
+                throws Exception {
+            channel = e.getChannel();
+        }
+
+        @Override
+        public void messageReceived(ChannelHandlerContext ctx, MessageEvent e)
+                throws Exception {
+            ChannelBuffer m = (ChannelBuffer) e.getMessage();
+            byte[] actual = new byte[m.readableBytes()];
+            m.getBytes(0, actual);
+
+            int lastIdx = counter;
+            for (int i = 0; i < actual.length; i ++) {
+                assertEquals(data[i + lastIdx], actual[i]);
+            }
+
+            if (channel.getParent() != null) {
+                channel.write(m);
+            }
+
+            counter += actual.length;
+        }
+
+        @Override
+        public void exceptionCaught(ChannelHandlerContext ctx, ExceptionEvent e)
+                throws Exception {
+            logger.warn(
+                    "Unexpected exception from the " +
+                    (server? "server" : "client") + " side", e.getCause());
+
+            exception.compareAndSet(null, e.getCause());
+            e.getChannel().close();
+        }
+    }
+
+    private static class BogusSslContextFactory {
+
+        private static final String PROTOCOL = "TLS";
+        private static final SSLContext SERVER_CONTEXT;
+        private static final SSLContext CLIENT_CONTEXT;
+
+        static {
+            String algorithm = Security.getProperty("ssl.KeyManagerFactory.algorithm");
+            if (algorithm == null) {
+                algorithm = "SunX509";
+            }
+
+            SSLContext serverContext = null;
+            SSLContext clientContext = null;
+            try {
+                KeyStore ks = KeyStore.getInstance("JKS");
+                ks.load(BogusKeyStore.asInputStream(),
+                        BogusKeyStore.getKeyStorePassword());
+
+                // Set up key manager factory to use our key store
+                KeyManagerFactory kmf = KeyManagerFactory.getInstance(algorithm);
+                kmf.init(ks, BogusKeyStore.getCertificatePassword());
+
+                // Initialize the SSLContext to work with our key managers.
+                serverContext = SSLContext.getInstance(PROTOCOL);
+                serverContext.init(kmf.getKeyManagers(), null, null);
+            } catch (Exception e) {
+                throw new Error(
+                        "Failed to initialize the server-side SSLContext", e);
+            }
+
+            try {
+                clientContext = SSLContext.getInstance(PROTOCOL);
+                clientContext.init(null, BogusTrustManagerFactory.getTrustManagers(), null);
+            } catch (Exception e) {
+                throw new Error(
+                        "Failed to initialize the client-side SSLContext", e);
+            }
+
+            SERVER_CONTEXT = serverContext;
+            CLIENT_CONTEXT = clientContext;
+        }
+
+        public static SSLContext getServerContext() {
+            return SERVER_CONTEXT;
+        }
+
+        public static SSLContext getClientContext() {
+            return CLIENT_CONTEXT;
+        }
+    }
+
+    /**
+     * Bogus {@link javax.net.ssl.TrustManagerFactorySpi} which accepts any certificate
+     * even if it is invalid.
+     */
+    private static class BogusTrustManagerFactory extends TrustManagerFactorySpi {
+
+        private static final TrustManager DUMMY_TRUST_MANAGER = new X509TrustManager() {
+            @Override
+            public X509Certificate[] getAcceptedIssuers() {
+                return new X509Certificate[0];
+            }
+
+            @Override
+            public void checkClientTrusted(
+                    X509Certificate[] chain, String authType) throws CertificateException {
+                // Always trust - it is an example.
+                // You should do something in the real world.
+                // You will reach here only if you enabled client certificate auth,
+                // as described in SecureChatSslContextFactory.
+                System.err.println(
+                        "UNKNOWN CLIENT CERTIFICATE: " + chain[0].getSubjectDN());
+            }
+
+            @Override
+            public void checkServerTrusted(
+                    X509Certificate[] chain, String authType) throws CertificateException {
+                // Always trust - it is an example.
+                // You should do something in the real world.
+                System.err.println(
+                        "UNKNOWN SERVER CERTIFICATE: " + chain[0].getSubjectDN());
+            }
+        };
+
+        public static TrustManager[] getTrustManagers() {
+            return new TrustManager[] { DUMMY_TRUST_MANAGER };
+        }
+
+        @Override
+        protected TrustManager[] engineGetTrustManagers() {
+            return getTrustManagers();
+        }
+
+        @Override
+        protected void engineInit(KeyStore keystore) throws KeyStoreException {
+            // Unused
+        }
+
+        @Override
+        protected void engineInit(ManagerFactoryParameters managerFactoryParameters)
+                throws InvalidAlgorithmParameterException {
+            // Unused
+        }
+    }
+
+    /**
+     * A bogus key store which provides all the required information to
+     * create an example SSL connection.
+     *
+     * To generate a bogus key store:
+     * <pre>
+     * keytool  -genkey -alias bogus -keysize 2048 -validity 36500
+     *          -keyalg RSA -dname "CN=bogus"
+     *          -keypass secret -storepass secret
+     *          -keystore cert.jks
+     * </pre>
+     */
+    private static final class BogusKeyStore {
+        private static final short[] DATA = {
+            0xfe, 0xed, 0xfe, 0xed, 0x00, 0x00, 0x00, 0x02,
+            0x00, 0x00, 0x00, 0x02, 0x00, 0x00, 0x00, 0x01,
+            0x00, 0x07, 0x65, 0x78, 0x61, 0x6d, 0x70, 0x6c,
+            0x65, 0x00, 0x00, 0x01, 0x1a, 0x9f, 0x57, 0xa5,
+            0x27, 0x00, 0x00, 0x01, 0x9a, 0x30, 0x82, 0x01,
+            0x96, 0x30, 0x0e, 0x06, 0x0a, 0x2b, 0x06, 0x01,
+            0x04, 0x01, 0x2a, 0x02, 0x11, 0x01, 0x01, 0x05,
+            0x00, 0x04, 0x82, 0x01, 0x82, 0x48, 0x6d, 0xcf,
+            0x16, 0xb5, 0x50, 0x95, 0x36, 0xbf, 0x47, 0x27,
+            0x50, 0x58, 0x0d, 0xa2, 0x52, 0x7e, 0x25, 0xab,
+            0x14, 0x1a, 0x26, 0x5e, 0x2d, 0x8a, 0x23, 0x90,
+            0x60, 0x7f, 0x12, 0x20, 0x56, 0xd1, 0x43, 0xa2,
+            0x6b, 0x47, 0x5d, 0xed, 0x9d, 0xd4, 0xe5, 0x83,
+            0x28, 0x89, 0xc2, 0x16, 0x4c, 0x76, 0x06, 0xad,
+            0x8e, 0x8c, 0x29, 0x1a, 0x9b, 0x0f, 0xdd, 0x60,
+            0x4b, 0xb4, 0x62, 0x82, 0x9e, 0x4a, 0x63, 0x83,
+            0x2e, 0xd2, 0x43, 0x78, 0xc2, 0x32, 0x1f, 0x60,
+            0xa9, 0x8a, 0x7f, 0x0f, 0x7c, 0xa6, 0x1d, 0xe6,
+            0x92, 0x9e, 0x52, 0xc7, 0x7d, 0xbb, 0x35, 0x3b,
+            0xaa, 0x89, 0x73, 0x4c, 0xfb, 0x99, 0x54, 0x97,
+            0x99, 0x28, 0x6e, 0x66, 0x5b, 0xf7, 0x9b, 0x7e,
+            0x6d, 0x8a, 0x2f, 0xfa, 0xc3, 0x1e, 0x71, 0xb9,
+            0xbd, 0x8f, 0xc5, 0x63, 0x25, 0x31, 0x20, 0x02,
+            0xff, 0x02, 0xf0, 0xc9, 0x2c, 0xdd, 0x3a, 0x10,
+            0x30, 0xab, 0xe5, 0xad, 0x3d, 0x1a, 0x82, 0x77,
+            0x46, 0xed, 0x03, 0x38, 0xa4, 0x73, 0x6d, 0x36,
+            0x36, 0x33, 0x70, 0xb2, 0x63, 0x20, 0xca, 0x03,
+            0xbf, 0x5a, 0xf4, 0x7c, 0x35, 0xf0, 0x63, 0x1a,
+            0x12, 0x33, 0x12, 0x58, 0xd9, 0xa2, 0x63, 0x6b,
+            0x63, 0x82, 0x41, 0x65, 0x70, 0x37, 0x4b, 0x99,
+            0x04, 0x9f, 0xdd, 0x5e, 0x07, 0x01, 0x95, 0x9f,
+            0x36, 0xe8, 0xc3, 0x66, 0x2a, 0x21, 0x69, 0x68,
+            0x40, 0xe6, 0xbc, 0xbb, 0x85, 0x81, 0x21, 0x13,
+            0xe6, 0xa4, 0xcf, 0xd3, 0x67, 0xe3, 0xfd, 0x75,
+            0xf0, 0xdf, 0x83, 0xe0, 0xc5, 0x36, 0x09, 0xac,
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+            0x8e, 0x21, 0x20, 0xef, 0x9e, 0x4f, 0x1f, 0xf5,
+            0x49, 0xf1, 0xae, 0x58, 0x9b, 0x94, 0x3a, 0x1f,
+            0x70, 0x33, 0xf0, 0x9b, 0xbb, 0xe9, 0xc0, 0xf3,
+            0x72, 0xcb, 0xde, 0xb6, 0x56, 0x72, 0xcc, 0x1c,
+            0xf0, 0xd6, 0x5a, 0x2a, 0xbc, 0xa1, 0x7e, 0x23,
+            0x83, 0xe9, 0xe7, 0xcf, 0x9e, 0xa5, 0xf9, 0xcc,
+            0xc2, 0x61, 0xf4, 0xdb, 0x40, 0x93, 0x1d, 0x63,
+            0x8a, 0x50, 0x4c, 0x11, 0x39, 0xb1, 0x91, 0xc1,
+            0xe6, 0x9d, 0xd9, 0x1a, 0x62, 0x1b, 0xb8, 0xd3,
+            0xd6, 0x9a, 0x6d, 0xb9, 0x8e, 0x15, 0x51 };
+
+        public static InputStream asInputStream() {
+            byte[] data = new byte[DATA.length];
+            for (int i = 0; i < data.length; i ++) {
+                data[i] = (byte) DATA[i];
+            }
+            return new ByteArrayInputStream(data);
+        }
+
+        public static char[] getCertificatePassword() {
+            return "secret".toCharArray();
+        }
+
+        public static char[] getKeyStorePassword() {
+            return "secret".toCharArray();
+        }
+
+        private BogusKeyStore() {
+            // Unused
+        }
+    }
+}

transport-sctp/src/test/java/io/netty/testsuite/transport/AbstractSocketStringEchoTest.java

@@ -0,0 +1,196 @@
+/*
+ * Copyright 2011 The Netty Project
+ *
+ * The Netty Project licenses this file to you under the Apache License,
+ * version 2.0 (the "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at:
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+ * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+ * License for the specific language governing permissions and limitations
+ * under the License.
+ */
+package io.netty.testsuite.transport;
+
+import io.netty.bootstrap.ClientBootstrap;
+import io.netty.bootstrap.ServerBootstrap;
+import io.netty.channel.*;
+import io.netty.channel.sctp.codec.SctpFrameDecoder;
+import io.netty.channel.sctp.codec.SctpFrameEncoder;
+import io.netty.handler.codec.frame.DelimiterBasedFrameDecoder;
+import io.netty.handler.codec.frame.Delimiters;
+import io.netty.handler.codec.string.StringDecoder;
+import io.netty.handler.codec.string.StringEncoder;
+import io.netty.testsuite.util.SctpSocketAddresses;
+import io.netty.util.CharsetUtil;
+import io.netty.util.internal.ExecutorUtil;
+import org.junit.AfterClass;
+import org.junit.BeforeClass;
+import org.junit.Test;
+
+import java.io.IOException;
+import java.net.InetSocketAddress;
+import java.util.Random;
+import java.util.concurrent.Executor;
+import java.util.concurrent.ExecutorService;
+import java.util.concurrent.Executors;
+import java.util.concurrent.atomic.AtomicReference;
+
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertTrue;
+
+public abstract class AbstractSocketStringEchoTest {
+
+    static final Random random = new Random();
+    static final String[] data = new String[1024];
+
+    private static ExecutorService executor;
+
+    static {
+        for (int i = 0; i < data.length; i ++) {
+            int eLen = random.nextInt(512);
+            char[] e = new char[eLen];
+            for (int j = 0; j < eLen; j ++) {
+                e[j] = (char) ('a' + random.nextInt(26));
+            }
+
+            data[i] = new String(e);
+        }
+    }
+
+    @BeforeClass
+    public static void init() {
+        executor = Executors.newCachedThreadPool();
+    }
+
+    @AfterClass
+    public static void destroy() {
+        ExecutorUtil.terminate(executor);
+    }
+
+    protected abstract ChannelFactory newServerSocketChannelFactory(Executor executor);
+    protected abstract ChannelFactory newClientSocketChannelFactory(Executor executor);
+
+    @Test
+    public void testStringEcho() throws Throwable {
+        ServerBootstrap sb = new ServerBootstrap(newServerSocketChannelFactory(executor));
+        ClientBootstrap cb = new ClientBootstrap(newClientSocketChannelFactory(executor));
+
+        EchoHandler sh = new EchoHandler();
+        EchoHandler ch = new EchoHandler();
+
+        sb.getPipeline().addFirst("sctp-decoder", new SctpFrameDecoder());
+        sb.getPipeline().addFirst("sctp-encoder", new SctpFrameEncoder());
+        sb.getPipeline().addLast("framer", new DelimiterBasedFrameDecoder(512, Delimiters.lineDelimiter()));
+        sb.getPipeline().addLast("decoder", new StringDecoder(CharsetUtil.ISO_8859_1));
+        sb.getPipeline().addLast("encoder", new StringEncoder(CharsetUtil.ISO_8859_1));
+        sb.getPipeline().addLast("handler", sh);
+
+        cb.getPipeline().addFirst("sctp-decoder", new SctpFrameDecoder());
+        cb.getPipeline().addFirst("sctp-encoder", new SctpFrameEncoder());
+        cb.getPipeline().addLast("framer", new DelimiterBasedFrameDecoder(512, Delimiters.lineDelimiter()));
+        cb.getPipeline().addLast("decoder", new StringDecoder(CharsetUtil.ISO_8859_1));
+        cb.getPipeline().addLast("encoder", new StringEncoder(CharsetUtil.ISO_8859_1));
+        cb.getPipeline().addLast("handler", ch);
+
+        Channel sc = sb.bind(new InetSocketAddress(SctpSocketAddresses.LOOP_BACK, 0));
+        int port = ((InetSocketAddress) sc.getLocalAddress()).getPort();
+
+        ChannelFuture ccf = cb.connect(new InetSocketAddress(SctpSocketAddresses.LOOP_BACK, port));
+        assertTrue(ccf.awaitUninterruptibly().isSuccess());
+
+        Channel cc = ccf.getChannel();
+        for (String element : data) {
+            String delimiter = random.nextBoolean() ? "\r\n" : "\n";
+            cc.write(element + delimiter);
+        }
+
+        while (ch.counter < data.length) {
+            if (sh.exception.get() != null) {
+                break;
+            }
+            if (ch.exception.get() != null) {
+                break;
+            }
+
+            try {
+                Thread.sleep(1);
+            } catch (InterruptedException e) {
+                // Ignore.
+            }
+        }
+
+        while (sh.counter < data.length) {
+            if (sh.exception.get() != null) {
+                break;
+            }
+            if (ch.exception.get() != null) {
+                break;
+            }
+
+            try {
+                Thread.sleep(1);
+            } catch (InterruptedException e) {
+                // Ignore.
+            }
+        }
+
+        sh.channel.close().awaitUninterruptibly();
+        ch.channel.close().awaitUninterruptibly();
+        sc.close().awaitUninterruptibly();
+
+        if (sh.exception.get() != null && !(sh.exception.get() instanceof IOException)) {
+            throw sh.exception.get();
+        }
+        if (ch.exception.get() != null && !(ch.exception.get() instanceof IOException)) {
+            throw ch.exception.get();
+        }
+        if (sh.exception.get() != null) {
+            throw sh.exception.get();
+        }
+        if (ch.exception.get() != null) {
+            throw ch.exception.get();
+        }
+    }
+
+    private static class EchoHandler extends SimpleChannelUpstreamHandler {
+        volatile Channel channel;
+        final AtomicReference<Throwable> exception = new AtomicReference<Throwable>();
+        volatile int counter;
+
+        EchoHandler() {
+        }
+
+        @Override
+        public void channelOpen(ChannelHandlerContext ctx, ChannelStateEvent e)
+                throws Exception {
+            channel = e.getChannel();
+        }
+
+        @Override
+        public void messageReceived(ChannelHandlerContext ctx, MessageEvent e)
+                throws Exception {
+
+            String m = (String) e.getMessage();
+            assertEquals(data[counter], m);
+
+            if (channel.getParent() != null) {
+                String delimiter = random.nextBoolean() ? "\r\n" : "\n";
+                channel.write(m + delimiter);
+            }
+
+            counter ++;
+        }
+
+        @Override
+        public void exceptionCaught(ChannelHandlerContext ctx, ExceptionEvent e)
+                throws Exception {
+            if (exception.compareAndSet(null, e.getCause())) {
+                e.getChannel().close();
+            }
+        }
+    }
+}

transport-sctp/src/test/java/io/netty/testsuite/transport/sctp/SctpClientBootstrapTest.java

@@ -0,0 +1,29 @@
+/*
+ * Copyright 2011 The Netty Project
+ *
+ * The Netty Project licenses this file to you under the Apache License,
+ * version 2.0 (the "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at:
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+ * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+ * License for the specific language governing permissions and limitations
+ * under the License.
+ */
+package io.netty.testsuite.transport.sctp;
+
+import io.netty.channel.ChannelFactory;
+import io.netty.channel.sctp.SctpClientSocketChannelFactory;
+import io.netty.testsuite.transport.AbstractSocketClientBootstrapTest;
+
+import java.util.concurrent.Executor;
+
+public class SctpClientBootstrapTest extends AbstractSocketClientBootstrapTest {
+    @Override
+    protected ChannelFactory newClientSocketChannelFactory(Executor executor) {
+        return new SctpClientSocketChannelFactory(executor, executor);
+    }
+}

transport-sctp/src/test/java/io/netty/testsuite/transport/sctp/SctpCompatibleObjectStreamEchoTest.java

@@ -0,0 +1,35 @@
+/*
+ * Copyright 2011 The Netty Project
+ *
+ * The Netty Project licenses this file to you under the Apache License,
+ * version 2.0 (the "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at:
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+ * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+ * License for the specific language governing permissions and limitations
+ * under the License.
+ */
+package io.netty.testsuite.transport.sctp;
+
+import io.netty.channel.ChannelFactory;
+import io.netty.channel.sctp.SctpClientSocketChannelFactory;
+import io.netty.channel.sctp.SctpServerSocketChannelFactory;
+import io.netty.testsuite.transport.AbstractSocketCompatibleObjectStreamEchoTest;
+
+import java.util.concurrent.Executor;
+
+public class SctpCompatibleObjectStreamEchoTest extends AbstractSocketCompatibleObjectStreamEchoTest {
+    @Override
+    protected ChannelFactory newServerSocketChannelFactory(Executor executor) {
+        return new SctpServerSocketChannelFactory(executor, executor);
+    }
+
+    @Override
+    protected ChannelFactory newClientSocketChannelFactory(Executor executor) {
+        return new SctpClientSocketChannelFactory(executor, executor);
+    }
+}

transport-sctp/src/test/java/io/netty/testsuite/transport/sctp/SctpEchoTest.java

@@ -0,0 +1,35 @@
+/*
+ * Copyright 2011 The Netty Project
+ *
+ * The Netty Project licenses this file to you under the Apache License,
+ * version 2.0 (the "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at:
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+ * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+ * License for the specific language governing permissions and limitations
+ * under the License.
+ */
+package io.netty.testsuite.transport.sctp;
+
+import io.netty.channel.ChannelFactory;
+import io.netty.channel.sctp.SctpClientSocketChannelFactory;
+import io.netty.channel.sctp.SctpServerSocketChannelFactory;
+import io.netty.testsuite.transport.AbstractSocketEchoTest;
+
+import java.util.concurrent.Executor;
+
+public class SctpEchoTest extends AbstractSocketEchoTest {
+    @Override
+    protected ChannelFactory newServerSocketChannelFactory(Executor executor) {
+        return new SctpServerSocketChannelFactory(executor, executor);
+    }
+
+    @Override
+    protected ChannelFactory newClientSocketChannelFactory(Executor executor) {
+        return new SctpClientSocketChannelFactory(executor, executor);
+    }
+}

transport-sctp/src/test/java/io/netty/testsuite/transport/sctp/SctpFixedLengthEchoTest.java

@@ -0,0 +1,35 @@
+/*
+ * Copyright 2011 The Netty Project
+ *
+ * The Netty Project licenses this file to you under the Apache License,
+ * version 2.0 (the "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at:
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+ * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+ * License for the specific language governing permissions and limitations
+ * under the License.
+ */
+package io.netty.testsuite.transport.sctp;
+
+import io.netty.channel.ChannelFactory;
+import io.netty.channel.sctp.SctpClientSocketChannelFactory;
+import io.netty.channel.sctp.SctpServerSocketChannelFactory;
+import io.netty.testsuite.transport.AbstractSocketFixedLengthEchoTest;
+
+import java.util.concurrent.Executor;
+
+public class SctpFixedLengthEchoTest extends AbstractSocketFixedLengthEchoTest {
+    @Override
+    protected ChannelFactory newServerSocketChannelFactory(Executor executor) {
+        return new SctpServerSocketChannelFactory(executor, executor);
+    }
+
+    @Override
+    protected ChannelFactory newClientSocketChannelFactory(Executor executor) {
+        return new SctpClientSocketChannelFactory(executor, executor);
+    }
+}

transport-sctp/src/test/java/io/netty/testsuite/transport/sctp/SctpMultiHomingEchoTest.java

@@ -0,0 +1,222 @@
+/*
+ * Copyright 2011 The Netty Project
+ *
+ * The Netty Project licenses this file to you under the Apache License,
+ * version 2.0 (the "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at:
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+ * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+ * License for the specific language governing permissions and limitations
+ * under the License.
+ */
+package io.netty.testsuite.transport.sctp;
+
+import io.netty.bootstrap.ClientBootstrap;
+import io.netty.bootstrap.ServerBootstrap;
+import io.netty.buffer.ChannelBuffer;
+import io.netty.buffer.ChannelBuffers;
+import io.netty.channel.*;
+import io.netty.channel.sctp.*;
+import io.netty.channel.sctp.codec.SctpFrameDecoder;
+import io.netty.channel.sctp.codec.SctpFrameEncoder;
+import io.netty.channel.sctp.handler.SimpleSctpChannelHandler;
+import io.netty.testsuite.util.SctpSocketAddresses;
+import io.netty.util.internal.ExecutorUtil;
+import org.junit.AfterClass;
+import org.junit.BeforeClass;
+import org.junit.Test;
+
+import java.io.IOException;
+import java.net.InetAddress;
+import java.net.InetSocketAddress;
+import java.util.Random;
+import java.util.concurrent.Executor;
+import java.util.concurrent.ExecutorService;
+import java.util.concurrent.Executors;
+import java.util.concurrent.atomic.AtomicReference;
+
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertTrue;
+
+public class SctpMultiHomingEchoTest {
+    private static final Random random = new Random();
+    static final byte[] data = new byte[4096];//could not test ultra jumbo frames
+
+    private static ExecutorService executor;
+
+    static {
+        random.nextBytes(data);
+    }
+
+    @BeforeClass
+    public static void init() {
+        executor = Executors.newCachedThreadPool();
+    }
+
+    @AfterClass
+    public static void destroy() {
+        ExecutorUtil.terminate(executor);
+    }
+
+    protected ChannelFactory newServerSocketChannelFactory(Executor executor) {
+        return new SctpServerSocketChannelFactory(executor, executor);
+    }
+
+    protected ChannelFactory newClientSocketChannelFactory(Executor executor) {
+        return new SctpClientSocketChannelFactory(executor, executor);
+    }
+
+    @Test(timeout = 15000)
+    public void testSimpleEcho() throws Throwable {
+        ServerBootstrap sb = new ServerBootstrap(newServerSocketChannelFactory(executor));
+
+        ClientBootstrap cb = new ClientBootstrap(newClientSocketChannelFactory(executor));
+
+
+        EchoHandler sh = new EchoHandler();
+        EchoHandler ch = new EchoHandler();
+
+        sb.getPipeline().addLast("sctp-decoder", new SctpFrameDecoder());
+        sb.getPipeline().addLast("sctp-encoder", new SctpFrameEncoder());
+        sb.getPipeline().addLast("handler", sh);
+
+        cb.getPipeline().addLast("sctp-decoder", new SctpFrameDecoder());
+        cb.getPipeline().addLast("sctp-encoder", new SctpFrameEncoder());
+        cb.getPipeline().addLast("handler", ch);
+
+        SctpServerChannel serverChannel = (SctpServerChannel) sb.bind(new InetSocketAddress(SctpSocketAddresses.LOOP_BACK, 0));
+        int port = serverChannel.getLocalAddress().getPort();
+
+        ChannelFuture multiHomingServerBindFuture = serverChannel.bindAddress(InetAddress.getByName(SctpSocketAddresses.LOOP_BACK2));
+        assertTrue(multiHomingServerBindFuture.awaitUninterruptibly().isSuccess());
+
+        ChannelFuture bindFuture = cb.bind(new InetSocketAddress(SctpSocketAddresses.LOOP_BACK, 0));
+        assertTrue(bindFuture.awaitUninterruptibly().isSuccess());
+
+        SctpChannel clientChannel = (SctpChannel) bindFuture.getChannel();
+
+        //adding a muti-homing address to client channel
+        ChannelFuture multiHomingBindFuture = clientChannel.bindAddress(InetAddress.getByName(SctpSocketAddresses.LOOP_BACK2));
+        assertTrue(multiHomingBindFuture.awaitUninterruptibly().isSuccess());
+
+        ChannelFuture connectFuture = clientChannel.connect(new InetSocketAddress(SctpSocketAddresses.LOOP_BACK, port));
+        assertTrue(connectFuture.awaitUninterruptibly().isSuccess());
+
+        assertEquals("Client local addresses count should be 2", 2, clientChannel.getAllLocalAddresses().size());
+        assertEquals("Client remote addresses count should be 2", 2, clientChannel.getAllRemoteAddresses().size());
+
+        assertEquals("Server local addresses count should be 2", 2, serverChannel.getAllLocalAddresses().size());
+
+        for (int i = 0; i < data.length;) {
+            int length = Math.min(random.nextInt(1024 * 64), data.length - i);
+            clientChannel.write(ChannelBuffers.wrappedBuffer(data, i, length));
+            i += length;
+        }
+
+        while (ch.counter < data.length) {
+            if (sh.exception.get() != null) {
+                break;
+            }
+            if (ch.exception.get() != null) {
+                break;
+            }
+
+            try {
+                Thread.sleep(5);
+            } catch (InterruptedException e) {
+                // Ignore.
+            }
+        }
+
+        while (sh.counter < data.length) {
+            if (sh.exception.get() != null) {
+                break;
+            }
+            if (ch.exception.get() != null) {
+                break;
+            }
+
+            try {
+                Thread.sleep(5);
+            } catch (InterruptedException e) {
+                // Ignore.
+            }
+        }
+
+        //removing already added muti-homing address from client channel
+        ChannelFuture multiHomingUnbindFuture = clientChannel.unbindAddress(InetAddress.getByName(SctpSocketAddresses.LOOP_BACK2));
+        assertTrue(multiHomingUnbindFuture.awaitUninterruptibly().isSuccess());
+
+        ChannelFuture multiHomingServerUnbindFuture = serverChannel.unbindAddress(InetAddress.getByName(SctpSocketAddresses.LOOP_BACK2));
+        assertTrue(multiHomingUnbindFuture.awaitUninterruptibly().isSuccess());
+
+
+        sh.channel.close().awaitUninterruptibly();
+        ch.channel.close().awaitUninterruptibly();
+        serverChannel.close().awaitUninterruptibly();
+
+        if (sh.exception.get() != null && !(sh.exception.get() instanceof IOException)) {
+            throw sh.exception.get();
+        }
+        if (ch.exception.get() != null && !(ch.exception.get() instanceof IOException)) {
+            throw ch.exception.get();
+        }
+        if (sh.exception.get() != null) {
+            throw sh.exception.get();
+        }
+        if (ch.exception.get() != null) {
+            throw ch.exception.get();
+        }
+    }
+
+    private static class EchoHandler extends SimpleSctpChannelHandler {
+        volatile Channel channel;
+        final AtomicReference<Throwable> exception = new AtomicReference<Throwable>();
+        volatile int counter;
+
+        EchoHandler() {
+        }
+
+        @Override
+        public void channelOpen(ChannelHandlerContext ctx, ChannelStateEvent e)
+                throws Exception {
+            channel = e.getChannel();
+        }
+
+        @Override
+        public void messageReceived(ChannelHandlerContext ctx, MessageEvent e)
+                throws Exception {
+            ChannelBuffer m = (ChannelBuffer) e.getMessage();
+            byte[] actual = new byte[m.readableBytes()];
+            m.getBytes(0, actual);
+
+            int lastIdx = counter;
+            for (int i = 0; i < actual.length; i ++) {
+                assertEquals(data[i + lastIdx], actual[i]);
+            }
+
+            if (channel.getParent() != null) {
+                channel.write(m);
+            }
+
+            counter += actual.length;
+        }
+
+        @Override
+        public void exceptionCaught(ChannelHandlerContext ctx, ExceptionEvent e)
+                throws Exception {
+            if (exception.compareAndSet(null, e.getCause())) {
+                e.getChannel().close();
+            }
+        }
+
+        @Override
+        public void sctpNotificationReceived(ChannelHandlerContext ctx, SctpNotificationEvent event) {
+            System.out.println("SCTP notification event received :" + event);
+        }
+    }
+}

transport-sctp/src/test/java/io/netty/testsuite/transport/sctp/SctpMultiStreamingEchoTest.java

@@ -0,0 +1,176 @@
+/*
+ * Copyright 2011 The Netty Project
+ *
+ * The Netty Project licenses this file to you under the Apache License,
+ * version 2.0 (the "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at:
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+ * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+ * License for the specific language governing permissions and limitations
+ * under the License.
+ */
+package io.netty.testsuite.transport.sctp;
+
+import io.netty.bootstrap.ClientBootstrap;
+import io.netty.bootstrap.ServerBootstrap;
+import io.netty.buffer.ChannelBuffer;
+import io.netty.buffer.ChannelBuffers;
+import io.netty.channel.*;
+import io.netty.channel.sctp.SctpClientSocketChannelFactory;
+import io.netty.channel.sctp.SctpFrame;
+import io.netty.channel.sctp.SctpServerSocketChannelFactory;
+import io.netty.channel.sctp.codec.SctpFrameDecoder;
+import io.netty.channel.sctp.codec.SctpFrameEncoder;
+import io.netty.testsuite.util.SctpSocketAddresses;
+import io.netty.util.internal.ExecutorUtil;
+import org.junit.AfterClass;
+import org.junit.BeforeClass;
+import org.junit.Test;
+
+import java.io.IOException;
+import java.net.InetSocketAddress;
+import java.util.Random;
+import java.util.concurrent.Executor;
+import java.util.concurrent.ExecutorService;
+import java.util.concurrent.Executors;
+import java.util.concurrent.atomic.AtomicReference;
+
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertTrue;
+
+public class SctpMultiStreamingEchoTest {
+    private static final Random random = new Random();
+
+    static final SctpFrame [] sctpFrames = new SctpFrame [4];
+
+
+    private static ExecutorService executor;
+
+    static ChannelBuffer makeRandomFrame() {
+        byte [] data = new byte[512];
+        random.nextBytes(data);
+        return ChannelBuffers.wrappedBuffer(data);
+    }
+
+    static {
+        int protocolId = 0;//unknown
+        for(int streamNumber = 0; streamNumber <= 3; streamNumber ++) {
+            sctpFrames [streamNumber] = new SctpFrame(protocolId, streamNumber, makeRandomFrame());
+        }
+    }
+
+    @BeforeClass
+    public static void init() {
+        executor = Executors.newCachedThreadPool();
+    }
+
+    @AfterClass
+    public static void destroy() {
+        ExecutorUtil.terminate(executor);
+    }
+
+    protected ChannelFactory newServerSocketChannelFactory(Executor executor) {
+        return new SctpServerSocketChannelFactory(executor, executor);
+    }
+
+    protected ChannelFactory newClientSocketChannelFactory(Executor executor) {
+        return new SctpClientSocketChannelFactory(executor, executor);
+    }
+
+    @Test(timeout = 10000)
+    public void testMultiStreamingEcho() throws Throwable {
+        ServerBootstrap sb = new ServerBootstrap(newServerSocketChannelFactory(executor));
+
+        ClientBootstrap cb = new ClientBootstrap(newClientSocketChannelFactory(executor));
+        cb.setOption("sctpInitMaxStreams", 4);
+
+        EchoHandler sh = new EchoHandler();
+        EchoHandler ch = new EchoHandler();
+
+        sb.getPipeline().addLast("handler", sh);
+
+        cb.getPipeline().addLast("handler", ch);
+
+        Channel sc = sb.bind(new InetSocketAddress(SctpSocketAddresses.LOOP_BACK, 0));
+        int port = ((InetSocketAddress) sc.getLocalAddress()).getPort();
+
+        ChannelFuture ccf = cb.connect(new InetSocketAddress(SctpSocketAddresses.LOOP_BACK, port));
+        assertTrue(ccf.awaitUninterruptibly().isSuccess());
+
+        Channel cc = ccf.getChannel();
+
+        for(SctpFrame sctpFrame: sctpFrames) {
+             cc.write(sctpFrame);
+        }
+
+
+        while (sh.counter < sctpFrames.length) {
+            Thread.sleep(5);
+        }
+        while (ch.counter < sctpFrames.length) {
+            Thread.sleep(5);
+        }
+
+        assertEquals(sctpFrames.length, sh.counter);
+        assertEquals(sctpFrames.length, ch.counter);
+
+        sh.channel.close().awaitUninterruptibly();
+        ch.channel.close().awaitUninterruptibly();
+
+
+
+        if (sh.exception.get() != null && !(sh.exception.get() instanceof IOException)) {
+            throw sh.exception.get();
+        }
+        if (ch.exception.get() != null && !(ch.exception.get() instanceof IOException)) {
+            throw ch.exception.get();
+        }
+        if (sh.exception.get() != null) {
+            throw sh.exception.get();
+        }
+        if (ch.exception.get() != null) {
+            throw ch.exception.get();
+        }
+    }
+
+    private static class EchoHandler extends SimpleChannelUpstreamHandler {
+        volatile Channel channel;
+        final AtomicReference<Throwable> exception = new AtomicReference<Throwable>();
+        volatile int counter;
+
+        EchoHandler() {
+        }
+
+        @Override
+        public void channelOpen(ChannelHandlerContext ctx, ChannelStateEvent e)
+                throws Exception {
+            channel = e.getChannel();
+        }
+
+        @Override
+        public void messageReceived(ChannelHandlerContext ctx, MessageEvent e)
+                throws Exception {
+            SctpFrame sctpFrame = (SctpFrame) e.getMessage();
+
+            assertEquals(sctpFrames[counter], sctpFrame);
+
+            if (channel.getParent() != null) {
+                channel.write(sctpFrame);
+            }
+
+            counter ++ ;
+        }
+
+        @Override
+        public void exceptionCaught(ChannelHandlerContext ctx, ExceptionEvent e)
+                throws Exception {
+            if (exception.compareAndSet(null, e.getCause())) {
+                e.getChannel().close();
+            }
+        }
+    }
+}

transport-sctp/src/test/java/io/netty/testsuite/transport/sctp/SctpObjectStreamEchoTest.java

@@ -0,0 +1,35 @@
+/*
+ * Copyright 2011 The Netty Project
+ *
+ * The Netty Project licenses this file to you under the Apache License,
+ * version 2.0 (the "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at:
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+ * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+ * License for the specific language governing permissions and limitations
+ * under the License.
+ */
+package io.netty.testsuite.transport.sctp;
+
+import io.netty.channel.ChannelFactory;
+import io.netty.channel.sctp.SctpClientSocketChannelFactory;
+import io.netty.channel.sctp.SctpServerSocketChannelFactory;
+import io.netty.testsuite.transport.AbstractSocketObjectStreamEchoTest;
+
+import java.util.concurrent.Executor;
+
+public class SctpObjectStreamEchoTest extends AbstractSocketObjectStreamEchoTest {
+    @Override
+    protected ChannelFactory newServerSocketChannelFactory(Executor executor) {
+        return new SctpServerSocketChannelFactory(executor, executor);
+    }
+
+    @Override
+    protected ChannelFactory newClientSocketChannelFactory(Executor executor) {
+        return new SctpClientSocketChannelFactory(executor, executor);
+    }
+}

transport-sctp/src/test/java/io/netty/testsuite/transport/sctp/SctpServerBootstrapTest.java

@@ -0,0 +1,30 @@
+/*
+ * Copyright 2011 The Netty Project
+ *
+ * The Netty Project licenses this file to you under the Apache License,
+ * version 2.0 (the "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at:
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+ * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+ * License for the specific language governing permissions and limitations
+ * under the License.
+ */
+package io.netty.testsuite.transport.sctp;
+
+import io.netty.channel.ChannelFactory;
+import io.netty.channel.sctp.SctpClientSocketChannelFactory;
+import io.netty.channel.sctp.SctpServerSocketChannelFactory;
+import io.netty.testsuite.transport.AbstractSocketServerBootstrapTest;
+
+import java.util.concurrent.Executor;
+
+public class SctpServerBootstrapTest extends AbstractSocketServerBootstrapTest {
+    @Override
+    protected ChannelFactory newServerSocketChannelFactory(Executor executor) {
+        return new SctpServerSocketChannelFactory(executor, executor);
+    }
+}

transport-sctp/src/test/java/io/netty/testsuite/transport/sctp/SctpSslEchoTest.java

@@ -0,0 +1,35 @@
+/*
+ * Copyright 2011 The Netty Project
+ *
+ * The Netty Project licenses this file to you under the Apache License,
+ * version 2.0 (the "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at:
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+ * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+ * License for the specific language governing permissions and limitations
+ * under the License.
+ */
+package io.netty.testsuite.transport.sctp;
+
+import io.netty.channel.ChannelFactory;
+import io.netty.channel.sctp.SctpClientSocketChannelFactory;
+import io.netty.channel.sctp.SctpServerSocketChannelFactory;
+import io.netty.testsuite.transport.AbstractSocketSslEchoTest;
+
+import java.util.concurrent.Executor;
+
+public class SctpSslEchoTest extends AbstractSocketSslEchoTest {
+    @Override
+    protected ChannelFactory newServerSocketChannelFactory(Executor executor) {
+        return new SctpServerSocketChannelFactory(executor, executor);
+    }
+
+    @Override
+    protected ChannelFactory newClientSocketChannelFactory(Executor executor) {
+        return new SctpClientSocketChannelFactory(executor, executor);
+    }
+}

transport-sctp/src/test/java/io/netty/testsuite/transport/sctp/SctpStringEchoTest.java

@@ -0,0 +1,35 @@
+/*
+ * Copyright 2011 The Netty Project
+ *
+ * The Netty Project licenses this file to you under the Apache License,
+ * version 2.0 (the "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at:
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+ * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+ * License for the specific language governing permissions and limitations
+ * under the License.
+ */
+package io.netty.testsuite.transport.sctp;
+
+import io.netty.channel.ChannelFactory;
+import io.netty.channel.sctp.SctpClientSocketChannelFactory;
+import io.netty.channel.sctp.SctpServerSocketChannelFactory;
+import io.netty.testsuite.transport.AbstractSocketStringEchoTest;
+
+import java.util.concurrent.Executor;
+
+public class SctpStringEchoTest extends AbstractSocketStringEchoTest {
+    @Override
+    protected ChannelFactory newServerSocketChannelFactory(Executor executor) {
+        return new SctpServerSocketChannelFactory(executor, executor);
+    }
+
+    @Override
+    protected ChannelFactory newClientSocketChannelFactory(Executor executor) {
+        return new SctpClientSocketChannelFactory(executor, executor);
+    }
+}

transport-sctp/src/test/java/io/netty/testsuite/util/DummyHandler.java

@@ -0,0 +1,34 @@
+/*
+ * Copyright 2011 The Netty Project
+ *
+ * The Netty Project licenses this file to you under the Apache License,
+ * version 2.0 (the "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at:
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+ * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+ * License for the specific language governing permissions and limitations
+ * under the License.
+ */
+package io.netty.testsuite.util;
+
+import io.netty.channel.ChannelDownstreamHandler;
+import io.netty.channel.ChannelEvent;
+import io.netty.channel.ChannelHandlerContext;
+import io.netty.channel.ChannelUpstreamHandler;
+
+public class DummyHandler implements ChannelUpstreamHandler, ChannelDownstreamHandler {
+
+    public void handleUpstream(ChannelHandlerContext ctx, ChannelEvent e)
+            throws Exception {
+        ctx.sendUpstream(e);
+    }
+
+    public void handleDownstream(ChannelHandlerContext ctx, ChannelEvent e)
+            throws Exception {
+        ctx.sendDownstream(e);
+    }
+}

transport-sctp/src/test/java/io/netty/testsuite/util/SctpSocketAddresses.java

@@ -0,0 +1,23 @@
+/*
+ * Copyright 2011 The Netty Project
+ *
+ * The Netty Project licenses this file to you under the Apache License,
+ * version 2.0 (the "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at:
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+ * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+ * License for the specific language governing permissions and limitations
+ * under the License.
+ */
+
+package io.netty.testsuite.util;
+
+public class SctpSocketAddresses {
+    //io.netty.util.SocketAddresses.LOCALHOST interface has MTU SIZE issues with SCTP, we have  to use local loop back interface for testing
+    public final static String LOOP_BACK = "127.0.0.1";
+    public final static String LOOP_BACK2 = "127.0.0.2";
+}

transport/src/main/java/io/netty/bootstrap/ClientBootstrap.java

@@ -227,4 +227,45 @@ public class ClientBootstrap extends Bootstrap {
         // Connect.
         return ch.connect(remoteAddress);
     }
+
+    /**
+     * Attempts to bind a channel with the specified {@code localAddress}. later the channel can be connected
+     * to a remoteAddress by calling {@link Channel#connect(SocketAddress)}.This method is useful where bind and connect
+     * need to be done in separate steps. (For example, SCTP Multihoming)
+     *
+     * @return a future object which notifies when this bind attempt
+     *         succeeds or fails
+     *
+     * @throws ChannelPipelineException
+     *         if this bootstrap's {@link #setPipelineFactory(ChannelPipelineFactory) pipelineFactory}
+     *            failed to create a new {@link ChannelPipeline}
+     */
+    public ChannelFuture bind(final SocketAddress localAddress) {
+
+        if (localAddress == null) {
+            throw new NullPointerException("localAddress");
+        }
+
+        ChannelPipeline pipeline;
+        try {
+            pipeline = getPipelineFactory().getPipeline();
+        } catch (Exception e) {
+            throw new ChannelPipelineException("Failed to initialize a pipeline.", e);
+        }
+
+        // Set the options.
+        Channel ch = getFactory().newChannel(pipeline);
+        boolean success = false;
+        try {
+            ch.getConfig().setOptions(getOptions());
+            success = true;
+        } finally {
+            if (!success) {
+                ch.close();
+            }
+        }
+
+        // Bind.
+        return ch.bind(localAddress);
+    }
 }

transport/src/main/java/io/netty/channel/CompleteChannelFuture.java

@@ -48,9 +48,11 @@ public abstract class CompleteChannelFuture implements ChannelFuture {
         try {
             listener.operationComplete(this);
         } catch (Throwable t) {
-            logger.warn(
+            if (logger.isWarnEnabled()) {
-                    "An exception was thrown by " +
+                logger.warn(
-                    ChannelFutureListener.class.getSimpleName() + ".", t);
+                        "An exception was thrown by " +
+                        ChannelFutureListener.class.getSimpleName() + ".", t);
+            }
         }
     }
 

transport/src/main/java/io/netty/channel/DefaultChannelFuture.java

@@ -56,10 +56,12 @@ public class DefaultChannelFuture implements ChannelFuture {
     public static void setUseDeadLockChecker(boolean useDeadLockChecker) {
         if (!useDeadLockChecker && !disabledDeadLockCheckerOnce) {
             disabledDeadLockCheckerOnce = true;
-            logger.debug(
+            if (logger.isDebugEnabled()) {
-                    "The dead lock checker in " +
+                logger.debug(
-                    DefaultChannelFuture.class.getSimpleName() +
+                        "The dead lock checker in " +
-                    " has been disabled as requested at your own risk.");
+                        DefaultChannelFuture.class.getSimpleName() +
+                        " has been disabled as requested at your own risk.");
+            }
         }
         DefaultChannelFuture.useDeadLockChecker = useDeadLockChecker;
     }
@@ -413,9 +415,11 @@ public class DefaultChannelFuture implements ChannelFuture {
         try {
             l.operationComplete(this);
         } catch (Throwable t) {
-            logger.warn(
+            if (logger.isWarnEnabled()) {
-                    "An exception was thrown by " +
+                logger.warn(
-                    ChannelFutureListener.class.getSimpleName() + ".", t);
+                        "An exception was thrown by " +
+                        ChannelFutureListener.class.getSimpleName() + ".", t);
+            }
         }
     }
 
@@ -453,9 +457,11 @@ public class DefaultChannelFuture implements ChannelFuture {
         try {
             l.operationProgressed(this, amount, current, total);
         } catch (Throwable t) {
-            logger.warn(
+            if (logger.isWarnEnabled()) {
-                    "An exception was thrown by " +
+                logger.warn(
-                    ChannelFutureProgressListener.class.getSimpleName() + ".", t);
+                        "An exception was thrown by " +
+                        ChannelFutureProgressListener.class.getSimpleName() + ".", t);
+            }
         }
     }
 }

transport/src/main/java/io/netty/channel/DefaultChannelPipeline.java

@@ -357,7 +357,9 @@ public class DefaultChannelPipeline implements ChannelPipeline {
                 remove((DefaultChannelHandlerContext) ctx);
                 removed = true;
             } catch (Throwable t2) {
-                logger.warn("Failed to remove a handler: " + ctx.getName(), t2);
+                if (logger.isWarnEnabled()) {
+                    logger.warn("Failed to remove a handler: " + ctx.getName(), t2);
+                }
             }
 
             if (removed) {
@@ -564,8 +566,9 @@ public class DefaultChannelPipeline implements ChannelPipeline {
     public void sendUpstream(ChannelEvent e) {
         DefaultChannelHandlerContext head = getActualUpstreamContext(this.head);
         if (head == null) {
-            logger.warn(
+            if (logger.isWarnEnabled()) {
-                    "The pipeline contains no upstream handlers; discarding: " + e);
+                logger.warn("The pipeline contains no upstream handlers; discarding: " + e);
+            }
             return;
         }
 
@@ -648,9 +651,11 @@ public class DefaultChannelPipeline implements ChannelPipeline {
 
     protected void notifyHandlerException(ChannelEvent e, Throwable t) {
         if (e instanceof ExceptionEvent) {
-            logger.warn(
+            if (logger.isWarnEnabled()) {
-                    "An exception was thrown by a user handler " +
+                logger.warn(
-                    "while handling an exception event (" + e + ")", t);
+                        "An exception was thrown by a user handler " +
+                        "while handling an exception event (" + e + ")", t);
+            }
             return;
         }
 
@@ -664,7 +669,9 @@ public class DefaultChannelPipeline implements ChannelPipeline {
         try {
             sink.exceptionCaught(this, e, pe);
         } catch (Exception e1) {
-            logger.warn("An exception was thrown by an exception handler.", e1);
+            if (logger.isWarnEnabled()) {
+                logger.warn("An exception was thrown by an exception handler.", e1);
+            }
         }
     }
 
@@ -815,7 +822,9 @@ public class DefaultChannelPipeline implements ChannelPipeline {
 
         @Override
         public void eventSunk(ChannelPipeline pipeline, ChannelEvent e) {
-            logger.warn("Not attached yet; discarding: " + e);
+            if (logger.isWarnEnabled()) {
+                logger.warn("Not attached yet; discarding: " + e);
+            }
         }
 
         @Override

transport/src/main/java/io/netty/channel/DefaultFileRegion.java

@@ -81,7 +81,9 @@ public class DefaultFileRegion implements FileRegion {
         try {
             file.close();
         } catch (IOException e) {
-            logger.warn("Failed to close a file.", e);
+            if (logger.isWarnEnabled()) {
+                logger.warn("Failed to close a file.", e);
+            }
         }
     }
 }

transport/src/main/java/io/netty/channel/group/DefaultChannelGroupFuture.java

@@ -382,9 +382,11 @@ public class DefaultChannelGroupFuture implements ChannelGroupFuture {
         try {
             l.operationComplete(this);
         } catch (Throwable t) {
-            logger.warn(
+            if (logger.isWarnEnabled()) {
-                    "An exception was thrown by " +
+                logger.warn(
-                    ChannelFutureListener.class.getSimpleName() + ".", t);
+                        "An exception was thrown by " +
+                        ChannelFutureListener.class.getSimpleName() + ".", t);
+            }
         }
     }
 }

transport/src/main/java/io/netty/channel/local/LocalClientChannelSink.java

@@ -116,8 +116,10 @@ final class LocalClientChannelSink extends AbstractChannelSink {
         } catch (Exception e) {
             future.setFailure(e);
             fireExceptionCaught(channel, e);
-            logger.warn(
+            if (logger.isWarnEnabled()) {
-                    "Failed to initialize an accepted socket.", e);
+                logger.warn(
+                        "Failed to initialize an accepted socket.", e);
+            }
             return;
         }
 

transport/src/main/java/io/netty/channel/socket/nio/DefaultNioDatagramChannelConfig.java

@@ -47,10 +47,13 @@ class DefaultNioDatagramChannelConfig extends DefaultDatagramChannelConfig
         if (getWriteBufferHighWaterMark() < getWriteBufferLowWaterMark()) {
             // Recover the integrity of the configuration with a sensible value.
             setWriteBufferLowWaterMark0(getWriteBufferHighWaterMark() >>> 1);
-            // Notify the user about misconfiguration.
+            if (logger.isWarnEnabled()) {
-            logger.warn("writeBufferLowWaterMark cannot be greater than "
+                // Notify the user about misconfiguration.
-                    + "writeBufferHighWaterMark; setting to the half of the "
+                logger.warn("writeBufferLowWaterMark cannot be greater than "
-                    + "writeBufferHighWaterMark.");
+                        + "writeBufferHighWaterMark; setting to the half of the "
+                        + "writeBufferHighWaterMark.");
+            }
+
         }
     }
 

transport/src/main/java/io/netty/channel/socket/nio/DefaultNioSocketChannelConfig.java

@@ -55,11 +55,14 @@ class DefaultNioSocketChannelConfig extends DefaultSocketChannelConfig
         if (getWriteBufferHighWaterMark() < getWriteBufferLowWaterMark()) {
             // Recover the integrity of the configuration with a sensible value.
             setWriteBufferLowWaterMark0(getWriteBufferHighWaterMark() >>> 1);
-            // Notify the user about misconfiguration.
+            if (logger.isWarnEnabled()) {
-            logger.warn(
+                // Notify the user about misconfiguration.
-                    "writeBufferLowWaterMark cannot be greater than " +
+                logger.warn(
-                    "writeBufferHighWaterMark; setting to the half of the " +
+                        "writeBufferLowWaterMark cannot be greater than " +
-                    "writeBufferHighWaterMark.");
+                        "writeBufferHighWaterMark; setting to the half of the " +
+                        "writeBufferHighWaterMark.");
+            }
+
         }
     }
 

transport/src/main/java/io/netty/channel/socket/nio/NioClientSocketChannel.java

@@ -52,9 +52,12 @@ final class NioClientSocketChannel extends NioSocketChannel {
                 try {
                     socket.close();
                 } catch (IOException e) {
-                    logger.warn(
+                    if (logger.isWarnEnabled()) {
-                            "Failed to close a partially initialized socket.",
+                        logger.warn(
-                            e);
+                                "Failed to close a partially initialized socket.",
+                                e);
+                    }
+
                 }
             }
         }

transport/src/main/java/io/netty/channel/socket/nio/NioClientSocketPipelineSink.java

@@ -208,7 +208,9 @@ class NioClientSocketPipelineSink extends AbstractChannelSink {
                             try {
                                 selector.close();
                             } catch (Throwable t) {
-                                logger.warn("Failed to close a selector.", t);
+                                if (logger.isWarnEnabled()) {
+                                    logger.warn("Failed to close a selector.", t);
+                                }
                             }
                             this.selector = selector = null;
                             // The method will return to the caller at this point.
@@ -302,8 +304,11 @@ class NioClientSocketPipelineSink extends AbstractChannelSink {
                                     try {
                                         selector.close();
                                     } catch (IOException e) {
-                                        logger.warn(
+                                        if (logger.isWarnEnabled()) {
-                                                "Failed to close a selector.", e);
+                                            logger.warn(
+                                                    "Failed to close a selector.", e);
+                                        }
+
                                     } finally {
                                         this.selector = null;
                                     }
@@ -320,8 +325,11 @@ class NioClientSocketPipelineSink extends AbstractChannelSink {
                         shutdown = false;
                     }
                 } catch (Throwable t) {
-                    logger.warn(
+                    if (logger.isWarnEnabled()) {
-                            "Unexpected exception in the selector loop.", t);
+                        logger.warn(
+                                "Unexpected exception in the selector loop.", t);
+                    }
+
 
                     // Prevent possible consecutive immediate failures.
                     try {

transport/src/main/java/io/netty/channel/socket/nio/NioDatagramWorker.java

@@ -48,8 +48,6 @@ class NioDatagramWorker extends AbstractNioWorker {
         super(executor);
     }
 
- 
-
     @Override
     protected boolean read(final SelectionKey key) {
         final NioDatagramChannel channel = (NioDatagramChannel) key.attachment();

transport/src/main/java/io/netty/channel/socket/nio/NioProviderMetadata.java

@@ -70,18 +70,25 @@ final class NioProviderMetadata {
 
             if (constraintLevel < 0) {
                 constraintLevel = 2;
-                logger.debug(
+                if (logger.isDebugEnabled()) {
-                        "Couldn't determine the NIO constraint level from " +
+                    logger.debug(
-                        "the system properties; using the safest level (2)");
+                            "Couldn't determine the NIO constraint level from " +
+                            "the system properties; using the safest level (2)");
+                }
             } else if (constraintLevel != 0) {
-                logger.info(
+                if (logger.isInfoEnabled()) {
-                        "Using the autodetected NIO constraint level: " +
+                    logger.info(
-                        constraintLevel +
+                            "Using the autodetected NIO constraint level: " +
-                        " (Use better NIO provider for better performance)");
+                            constraintLevel +
+                            " (Use better NIO provider for better performance)");
+                }
             } else {
-                logger.debug(
+                if (logger.isDebugEnabled()) {
-                        "Using the autodetected NIO constraint level: " +
+                    logger.debug(
-                        constraintLevel);
+                            "Using the autodetected NIO constraint level: " +
+                            constraintLevel);
+                }
+
             }
         }
 
@@ -235,7 +242,9 @@ final class NioProviderMetadata {
                     ch.socket().bind(new InetSocketAddress(0));
                     ch.configureBlocking(false);
                 } catch (Throwable e) {
-                    logger.warn("Failed to configure a temporary socket.", e);
+                    if (logger.isWarnEnabled()) {
+                        logger.warn("Failed to configure a temporary socket.", e);
+                    }
                     return -1;
                 }
 
@@ -243,7 +252,9 @@ final class NioProviderMetadata {
                 try {
                     loop = new SelectorLoop();
                 } catch (Throwable e) {
-                    logger.warn("Failed to open a temporary selector.", e);
+                    if (logger.isWarnEnabled()) {
+                        logger.warn("Failed to open a temporary selector.", e);
+                    }
                     return -1;
                 }
 
@@ -251,7 +262,9 @@ final class NioProviderMetadata {
                 try {
                     ch.register(loop.selector, 0);
                 } catch (Throwable e) {
-                    logger.warn("Failed to register a temporary selector.", e);
+                    if (logger.isWarnEnabled()) {
+                        logger.warn("Failed to register a temporary selector.", e);
+                    }
                     return -1;
                 }
 
@@ -337,7 +350,9 @@ final class NioProviderMetadata {
                     try {
                         ch.close();
                     } catch (Throwable e) {
-                        logger.warn("Failed to close a temporary socket.", e);
+                        if (logger.isWarnEnabled()) {
+                            logger.warn("Failed to close a temporary socket.", e);
+                        }
                     }
                 }
 
@@ -367,7 +382,9 @@ final class NioProviderMetadata {
                     try {
                         loop.selector.close();
                     } catch (Throwable e) {
-                        logger.warn("Failed to close a temporary selector.", e);
+                        if (logger.isWarnEnabled()) {
+                            logger.warn("Failed to close a temporary selector.", e);
+                        }
                     }
                 }
             }
@@ -405,7 +422,9 @@ final class NioProviderMetadata {
                     }
                     keys.clear();
                 } catch (IOException e) {
-                    logger.warn("Failed to wait for a temporary selector.", e);
+                    if (logger.isWarnEnabled()) {
+                        logger.warn("Failed to wait for a temporary selector.", e);
+                    }
                 }
             }
         }

transport/src/main/java/io/netty/channel/socket/nio/NioServerSocketChannel.java

@@ -73,8 +73,11 @@ final class NioServerSocketChannel extends AbstractServerChannel
             try {
                 socket.close();
             } catch (IOException e2) {
-                logger.warn(
+                if (logger.isWarnEnabled()) {
-                        "Failed to close a partially initialized socket.", e2);
+                    logger.warn(
+                            "Failed to close a partially initialized socket.", e2);
+                }
+
             }
 
             throw new ChannelException("Failed to enter non-blocking mode.", e);

transport/src/main/java/io/netty/channel/socket/nio/NioServerSocketPipelineSink.java

@@ -243,8 +243,10 @@ class NioServerSocketPipelineSink extends AbstractChannelSink {
                         // Closed as requested.
                         break;
                     } catch (Throwable e) {
-                        logger.warn(
+                        if (logger.isWarnEnabled()) {
-                                "Failed to accept a connection.", e);
+                            logger.warn(
+                                    "Failed to accept a connection.", e);
+                        }
                         try {
                             Thread.sleep(1000);
                         } catch (InterruptedException e1) {
@@ -266,14 +268,18 @@ class NioServerSocketPipelineSink extends AbstractChannelSink {
                 worker.register(NioAcceptedSocketChannel.create(channel.getFactory(), pipeline, channel,
                         NioServerSocketPipelineSink.this, acceptedSocket, worker, currentThread), null);
             } catch (Exception e) {
-                logger.warn(
+                if (logger.isWarnEnabled()) {
-                        "Failed to initialize an accepted socket.", e);
+                    logger.warn(
+                            "Failed to initialize an accepted socket.", e);
+                }
                 try {
                     acceptedSocket.close();
                 } catch (IOException e2) {
-                    logger.warn(
+                    if (logger.isWarnEnabled()) {
-                            "Failed to close a partially accepted socket.",
+                        logger.warn(
-                            e2);
+                                "Failed to close a partially accepted socket.",
+                                e2);
+                    }
                 }
             }
         }
@@ -283,7 +289,9 @@ class NioServerSocketPipelineSink extends AbstractChannelSink {
             try {
                 selector.close();
             } catch (Exception e) {
-                logger.warn("Failed to close a selector.", e);
+                if (logger.isWarnEnabled()) {
+                    logger.warn("Failed to close a selector.", e);
+                }
             }
         }
     }

transport/src/main/java/io/netty/channel/socket/nio/NioWorker.java

@@ -43,8 +43,6 @@ class NioWorker extends AbstractNioWorker {
         super(executor);
     }
 
-
-
     @Override
     protected boolean read(SelectionKey k) {
         final SocketChannel ch = (SocketChannel) k.channel();

transport/src/main/java/io/netty/channel/socket/nio/SelectorUtil.java

@@ -32,10 +32,13 @@ final class SelectorUtil {
         try {
             selector.select(500);
         } catch (CancelledKeyException e) {
+            if (logger.isDebugEnabled()) {
+                logger.debug(
+                        CancelledKeyException.class.getSimpleName() +
+                        " raised by a Selector - JDK bug?", e);
+            }
             // Harmless exception - log anyway
-            logger.debug(
+
-                    CancelledKeyException.class.getSimpleName() +
-                    " raised by a Selector - JDK bug?", e);
         }
     }
 

transport/src/main/java/io/netty/channel/socket/oio/OioServerSocketChannel.java

@@ -72,8 +72,11 @@ final class OioServerSocketChannel extends AbstractServerChannel
             try {
                 socket.close();
             } catch (IOException e2) {
-                logger.warn(
+                if (logger.isWarnEnabled()) {
-                        "Failed to close a partially initialized socket.", e2);
+                    logger.warn(
+                            "Failed to close a partially initialized socket.", e2);
+                }
+               
             }
             throw new ChannelException(
                     "Failed to set the server socket timeout.", e);

transport/src/main/java/io/netty/channel/socket/oio/OioServerSocketPipelineSink.java

@@ -203,14 +203,18 @@ class OioServerSocketPipelineSink extends AbstractChannelSink {
                                     workerExecutor,
                                     new OioWorker(acceptedChannel));
                         } catch (Exception e) {
-                            logger.warn(
+                            if (logger.isWarnEnabled()) {
-                                    "Failed to initialize an accepted socket.", e);
+                                logger.warn(
+                                        "Failed to initialize an accepted socket.", e);
+                            }
                             try {
                                 acceptedSocket.close();
                             } catch (IOException e2) {
-                                logger.warn(
+                                if (logger.isWarnEnabled()) {
-                                        "Failed to close a partially accepted socket.",
+                                    logger.warn(
-                                        e2);
+                                            "Failed to close a partially accepted socket.",
+                                            e2);
+                                }
                             }
                         }
                     } catch (SocketTimeoutException e) {
@@ -221,9 +225,12 @@ class OioServerSocketPipelineSink extends AbstractChannelSink {
                         if (!channel.socket.isBound() || channel.socket.isClosed()) {
                             break;
                         }
+                        
+                        if (logger.isWarnEnabled()) {
+                            logger.warn(
+                                    "Failed to accept a connection.", e);
+                        }
 
-                        logger.warn(
-                                "Failed to accept a connection.", e);
                         try {
                             Thread.sleep(1000);
                         } catch (InterruptedException e1) {