* Correct byte order

* All encoders should ignore the message whose type is unknown to the encoder

src/main/java/org/jboss/netty/handler/codec/base64/Base64.java

@@ -167,6 +167,7 @@ public class Base64 {
 
         int len43 = len * 4 / 3;
         ChannelBuffer dest = bufferFactory.getBuffer(
+                src.order(),
                 len43 +
                 (len % 3 > 0? 4 : 0) + // Account for padding
                 (breakLines? len43 / MAX_LINE_LENGTH : 0)); // New lines
@@ -292,7 +293,7 @@ public class Base64 {
         byte[] DECODABET = decodabet(dialect);
 
         int len34 = len * 3 / 4;
-        ChannelBuffer dest = bufferFactory.getBuffer(len34); // Upper limit on size of output
+        ChannelBuffer dest = bufferFactory.getBuffer(src.order(), len34); // Upper limit on size of output
         int outBuffPosn = 0;
 
         byte[] b4 = new byte[4];

src/main/java/org/jboss/netty/handler/codec/frame/LengthFieldPrepender.java

@@ -107,8 +107,12 @@ public class LengthFieldPrepender extends OneToOneEncoder {
     @Override
     protected Object encode(
             ChannelHandlerContext ctx, Channel channel, Object msg) throws Exception {
-        ChannelBuffer header = channel.getConfig().getBufferFactory().getBuffer(lengthFieldLength);
+        if (!(msg instanceof ChannelBuffer)) {
+            return msg;
+        }
+
         ChannelBuffer body = (ChannelBuffer) msg;
+        ChannelBuffer header = channel.getConfig().getBufferFactory().getBuffer(body.order(), lengthFieldLength);
 
         int length = lengthIncludesLengthFieldLength?
                 body.readableBytes() + lengthFieldLength : body.readableBytes();

src/main/java/org/jboss/netty/handler/codec/protobuf/ProtobufVarint32LengthFieldPrepender.java

@@ -44,10 +44,15 @@ public class ProtobufVarint32LengthFieldPrepender extends OneToOneEncoder {
     @Override
     protected Object encode(ChannelHandlerContext ctx, Channel channel,
             Object msg) throws Exception {
+        if (!(msg instanceof ChannelBuffer)) {
+            return msg;
+        }
+
         ChannelBuffer body = (ChannelBuffer) msg;
         int length = body.readableBytes();
         ChannelBuffer header =
             channel.getConfig().getBufferFactory().getBuffer(
+                    body.order(),
                     CodedOutputStream.computeRawVarint32Size(length));
         CodedOutputStream codedOutputStream = CodedOutputStream
                 .newInstance(new ChannelBufferOutputStream(header));