1)refactored sctp server channel config classes 2)added sctp server channel buffer size setter/getters 3)updated sctp examples

src/main/java/org/jboss/netty/channel/socket/sctp/DefaultSctpServerChannelConfig.java

@@ -0,0 +1,132 @@
+/*
+ * Copyright 2009 Red Hat, Inc.
+ *
+ * Red Hat 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 org.jboss.netty.channel.socket.sctp;
+
+import static com.sun.nio.sctp.SctpStandardSocketOptions.*;
+
+import org.jboss.netty.channel.ChannelException;
+import org.jboss.netty.channel.DefaultServerChannelConfig;
+import org.jboss.netty.util.internal.ConversionUtil;
+
+import java.io.IOException;
+
+/**
+ * The default {@link org.jboss.netty.channel.socket.ServerSocketChannelConfig} implementation.
+ *
+ * @author <a href="http://www.jboss.org/netty/">The Netty Project</a>
+ * @author <a href="http://gleamynode.net/">Trustin Lee</a>
+ * @author <a href="http://github.com/jestan">Jestan Nirojan</a>
+ * @version $Rev$, $Date$
+ */
+public class DefaultSctpServerChannelConfig extends DefaultServerChannelConfig
+        implements SctpServerChannelConfig {
+
+    private final com.sun.nio.sctp.SctpServerChannel serverChannel;
+    private volatile int backlog;
+
+    /**
+     * Creates a new instance.
+     */
+    public DefaultSctpServerChannelConfig(com.sun.nio.sctp.SctpServerChannel serverChannel) {
+        if (serverChannel == null) {
+            throw new NullPointerException("serverChannel");
+        }
+        this.serverChannel = serverChannel;
+    }
+
+    @Override
+    public boolean setOption(String key, Object value) {
+        if (super.setOption(key, value)) {
+            return true;
+        }
+
+        if (key.equals("sctpInitMaxStreams")) {
+            setInitMaxStreams((InitMaxStreams) value);
+        } else if (key.equals("backlog")) {
+            setBacklog(ConversionUtil.toInt(value));
+        } else {
+            return false;
+        }
+        return true;
+    }
+
+    @Override
+    public int getSendBufferSize() {
+        try {
+            return serverChannel.getOption(SO_SNDBUF);
+        } catch (IOException e) {
+            throw new ChannelException(e);
+        }
+    }
+
+    @Override
+    public void setSendBufferSize(int sendBufferSize) {
+        try {
+            serverChannel.setOption(SO_SNDBUF, sendBufferSize);
+        } catch (IOException e) {
+            throw new ChannelException(e);
+        }
+    }
+
+    @Override
+    public int getReceiveBufferSize() {
+        try {
+            return serverChannel.getOption(SO_RCVBUF);
+        } catch (IOException e) {
+            throw new ChannelException(e);
+        }
+    }
+
+    @Override
+    public void setReceiveBufferSize(int receiveBufferSize) {
+        try {
+            serverChannel.setOption(SO_RCVBUF, receiveBufferSize);
+        } catch (IOException e) {
+            throw new ChannelException(e);
+        }
+    }
+
+    @Override
+    public InitMaxStreams getInitMaxStreams() {
+        try {
+            return serverChannel.getOption(SCTP_INIT_MAXSTREAMS);
+        } catch (IOException e) {
+            throw new ChannelException(e);
+        }
+    }
+
+    @Override
+    public void setInitMaxStreams(InitMaxStreams initMaxStreams) {
+        try {
+            serverChannel.setOption(SCTP_INIT_MAXSTREAMS, initMaxStreams);
+        } catch (IOException e) {
+            throw new ChannelException(e);
+        }
+    }
+
+    @Override
+    public int getBacklog() {
+        return backlog;
+    }
+
+    @Override
+    public void setBacklog(int backlog) {
+        if (backlog < 0) {
+            throw new IllegalArgumentException("backlog: " + backlog);
+        }
+        this.backlog = backlog;
+    }
+}

src/main/java/org/jboss/netty/channel/socket/sctp/SctpServerChannel.java

@@ -32,7 +32,7 @@ import java.util.Set;
  */
 public interface SctpServerChannel extends ServerChannel {
     @Override
-    ServerSctpChannelConfig getConfig();
+    SctpServerChannelConfig getConfig();
     @Override
     InetSocketAddress getLocalAddress();
 

src/main/java/org/jboss/netty/channel/socket/sctp/SctpServerChannelConfig.java

@@ -16,81 +16,80 @@
 package org.jboss.netty.channel.socket.sctp;
 
 import static com.sun.nio.sctp.SctpStandardSocketOptions.*;
-import org.jboss.netty.channel.ChannelException;
-import org.jboss.netty.channel.DefaultServerChannelConfig;
-import org.jboss.netty.util.internal.ConversionUtil;
 
-import java.io.IOException;
+import org.jboss.netty.channel.ChannelConfig;
 
 /**
- * The default {@link org.jboss.netty.channel.socket.ServerSocketChannelConfig} implementation.
+ * A {@link org.jboss.netty.channel.ChannelConfig} for a {@link SctpServerChannelConfig}.
+ * <p/>
+ * <h3>Available options</h3>
+ * <p/>
+ * In addition to the options provided by {@link org.jboss.netty.channel.ChannelConfig},
+ * {@link SctpServerChannelConfig} allows the following options in the
+ * option map:
+ * <p/>
+ * <table border="1" cellspacing="0" cellpadding="6">
+ * <tr>
+ * <th>Name</th><th>Associated setter method</th>
+ * </tr><tr>
+ * <td>{@code "backlog"}</td><td>{@link #setBacklog(int)}</td>
+ * </tr><tr>
+ * * <td>{@code "receiveBufferSize"}</td><td>{@link #setReceiveBufferSize(int)}</td>
+ * </tr><tr>
+ * <td>{@code "sendBufferSize"}</td><td>{@link #setSendBufferSize(int)}</td>
+ * </tr><tr>
+ * <td>{@code "sctpInitMaxStreams"}</td><td>{@link #setInitMaxStreams(InitMaxStreams)} (int)}}</td>
+ * </tr>
+ * </table>
  *
  * @author <a href="http://www.jboss.org/netty/">The Netty Project</a>
  * @author <a href="http://gleamynode.net/">Trustin Lee</a>
  * @author <a href="http://github.com/jestan">Jestan Nirojan</a>
- *
  * @version $Rev$, $Date$
  */
-public class SctpServerChannelConfig extends DefaultServerChannelConfig
-        implements ServerSctpChannelConfig {
-
-    private final com.sun.nio.sctp.SctpServerChannel serverChannel;
-    private volatile int backlog;
+public interface SctpServerChannelConfig extends ChannelConfig {
 
     /**
-     * Creates a new instance.
+     * Gets the backlog value to specify when the channel binds to a local
+     * address.
      */
-    public SctpServerChannelConfig(com.sun.nio.sctp.SctpServerChannel serverChannel) {
-        if (serverChannel == null) {
-            throw new NullPointerException("serverChannel");
-        }
-        this.serverChannel = serverChannel;
-    }
+    int getBacklog();
 
-    @Override
-    public boolean setOption(String key, Object value) {
-        if (super.setOption(key, value)) {
-            return true;
-        }
+    /**
+     * Sets the backlog value to specify when the channel binds to a local
+     * address.
+     */
+    void setBacklog(int backlog);
 
-        if (key.equals("sctpInitMaxStreams")) {
-            setInitMaxStreams((InitMaxStreams) value);
-        } else if (key.equals("backlog")) {
-            setBacklog(ConversionUtil.toInt(value));
-        } else {
-            return false;
-        }
-        return true;
-    }
 
-    @Override
-    public InitMaxStreams getInitMaxStreams() {
-        try {
-            return serverChannel.getOption(SCTP_INIT_MAXSTREAMS);
-        } catch (IOException e) {
-            throw new ChannelException(e);
-        }
-    }
+    /**
+     * Gets the <a href="http://openjdk.java.net/projects/sctp/javadoc/com/sun/nio/sctp/SctpStandardSocketOption.html">{@code SO_SNDBUF}</a> option.
+     */
+    int getSendBufferSize();
 
-    @Override
-    public void setInitMaxStreams(InitMaxStreams initMaxStreams) {
-        try {
-            serverChannel.setOption(SCTP_INIT_MAXSTREAMS, initMaxStreams);
-        } catch (IOException e) {
-            throw new ChannelException(e);
-        }
-    }
+    /**
+     * Sets the <a href="http://openjdk.java.net/projects/sctp/javadoc/com/sun/nio/sctp/SctpStandardSocketOption.html">{@code SO_SNDBUF}</a> option.
+     */
+    void setSendBufferSize(int sendBufferSize);
 
-    @Override
-    public int getBacklog() {
-        return backlog;
-    }
+    /**
+     * Gets the <a href="http://openjdk.java.net/projects/sctp/javadoc/com/sun/nio/sctp/SctpStandardSocketOption.html">{@code SO_RCVBUF}</a> option.
+     */
+    int getReceiveBufferSize();
 
-    @Override
-    public void setBacklog(int backlog) {
-        if (backlog < 0) {
-            throw new IllegalArgumentException("backlog: " + backlog);
-        }
-        this.backlog = backlog;
-    }
+    /**
+     * Gets the <a href="http://openjdk.java.net/projects/sctp/javadoc/com/sun/nio/sctp/SctpStandardSocketOption.html">{@code SO_RCVBUF}</a> option.
+     */
+    void setReceiveBufferSize(int receiveBufferSize);
+
+
+    /**
+     * Gets the <a href="http://openjdk.java.net/projects/sctp/javadoc/com/sun/nio/sctp/SctpStandardSocketOption.html">{@code SCTP_INIT_MAXSTREAMS}</a> option.
+     */
+    InitMaxStreams getInitMaxStreams();
+
+    /**
+     * Gets the <a href="http://openjdk.java.net/projects/sctp/javadoc/com/sun/nio/sctp/SctpStandardSocketOption.html">{@code SCTP_INIT_MAXSTREAMS}</a> option.
+     */
+    void setInitMaxStreams(InitMaxStreams initMaxStreams);
 }

src/main/java/org/jboss/netty/channel/socket/sctp/SctpServerChannelImpl.java

@@ -16,7 +16,6 @@
 package org.jboss.netty.channel.socket.sctp;
 
 import org.jboss.netty.channel.*;
-import org.jboss.netty.channel.socket.ServerSocketChannelConfig;
 import org.jboss.netty.logging.InternalLogger;
 import org.jboss.netty.logging.InternalLoggerFactory;
 
@@ -51,7 +50,7 @@ class SctpServerChannelImpl extends AbstractServerChannel
     final com.sun.nio.sctp.SctpServerChannel serverChannel;
     final Lock shutdownLock = new ReentrantLock();
     volatile Selector selector;
-    private final ServerSctpChannelConfig config;
+    private final SctpServerChannelConfig config;
 
     private volatile boolean bound;
 
@@ -82,13 +81,13 @@ class SctpServerChannelImpl extends AbstractServerChannel
             throw new ChannelException("Failed to enter non-blocking mode.", e);
         }
 
-        config = new SctpServerChannelConfig(serverChannel);
+        config = new DefaultSctpServerChannelConfig(serverChannel);
 
         fireChannelOpen(this);
     }
 
     @Override
-    public ServerSctpChannelConfig getConfig() {
+    public SctpServerChannelConfig getConfig() {
         return config;
     }
 

src/main/java/org/jboss/netty/channel/socket/sctp/ServerSctpChannelConfig.java

@@ -1,70 +0,0 @@
-/*
- * Copyright 2009 Red Hat, Inc.
- *
- * Red Hat 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 org.jboss.netty.channel.socket.sctp;
-
-import static com.sun.nio.sctp.SctpStandardSocketOptions.*;
-import org.jboss.netty.channel.ChannelConfig;
-
-/**
- * A {@link org.jboss.netty.channel.ChannelConfig} for a {@link org.jboss.netty.channel.socket.sctp.ServerSctpChannelConfig}.
- * <p/>
- * <h3>Available options</h3>
- * <p/>
- * In addition to the options provided by {@link org.jboss.netty.channel.ChannelConfig},
- * {@link org.jboss.netty.channel.socket.sctp.ServerSctpChannelConfig} allows the following options in the
- * option map:
- * <p/>
- * <table border="1" cellspacing="0" cellpadding="6">
- * <tr>
- * <th>Name</th><th>Associated setter method</th>
- * </tr><tr>
- * <td>{@code "backlog"}</td><td>{@link #setBacklog(int)}</td>
- * </tr><tr>
- * <td>{@code "sctpInitMaxStreams"}</td><td>{@link #setInitMaxStreams(InitMaxStreams)} (int)}}</td>
- * </tr>
- * </table>
- *
- * @author <a href="http://www.jboss.org/netty/">The Netty Project</a>
- * @author <a href="http://gleamynode.net/">Trustin Lee</a>
- * @author <a href="http://github.com/jestan">Jestan Nirojan</a>
- *
- * @version $Rev$, $Date$
- */
-public interface ServerSctpChannelConfig extends ChannelConfig {
-
-    /**
-     * Gets the backlog value to specify when the channel binds to a local
-     * address.
-     */
-    int getBacklog();
-
-    /**
-     * Sets the backlog value to specify when the channel binds to a local
-     * address.
-     */
-    void setBacklog(int backlog);
-
-
-    /**
-     * Gets the <a href="http://openjdk.java.net/projects/sctp/javadoc/com/sun/nio/sctp/SctpStandardSocketOption.html">{@code SCTP_INIT_MAXSTREAMS}</a> option.
-     */
-    InitMaxStreams getInitMaxStreams();
-
-    /**
-     * Gets the <a href="http://openjdk.java.net/projects/sctp/javadoc/com/sun/nio/sctp/SctpStandardSocketOption.html">{@code SCTP_INIT_MAXSTREAMS}</a> option.
-     */
-    void setInitMaxStreams(InitMaxStreams initMaxStreams);
-}

src/main/java/org/jboss/netty/example/sctp/SctpClient.java

@@ -56,6 +56,11 @@ public class SctpClient {
             }
         });
 
+        bootstrap.setOption("sendBufferSize", 1048576);
+        bootstrap.setOption("receiveBufferSize", 1048576);
+
+        bootstrap.setOption("sctpNoDelay", true);
+
         // Start the connection attempt.
         ChannelFuture future = bootstrap.connect(new InetSocketAddress("localhost", 2955), new InetSocketAddress("localhost", 2956));
 

src/main/java/org/jboss/netty/example/sctp/SctpServer.java

@@ -53,6 +53,10 @@ public class SctpServer {
                 return Channels.pipeline(executionHandler, new SctpServerHandler());
             }
         });
+        bootstrap.setOption("sendBufferSize", 1048576);
+        bootstrap.setOption("receiveBufferSize", 1048576);
+
+        bootstrap.setOption("child.sctpNoDelay", true);
 
         // Bind and start to accept incoming connections.
         bootstrap.bind(new InetSocketAddress("localhost", 2955));