com.alipay.remoting.codec
Class ProtocolCodeBasedEncoder

java.lang.Object
  io.netty.channel.ChannelHandlerAdapter
      io.netty.channel.ChannelOutboundHandlerAdapter
          io.netty.handler.codec.MessageToByteEncoder<Serializable>
              com.alipay.remoting.codec.ProtocolCodeBasedEncoder

All Implemented Interfaces:

io.netty.channel.ChannelHandler, io.netty.channel.ChannelOutboundHandler

@ChannelHandler.Sharable
public class ProtocolCodeBasedEncoder
extends io.netty.handler.codec.MessageToByteEncoder<Serializable>

Protocol code based encoder, the main encoder for a certain protocol, which is lead by one or multi bytes (magic code). Notice: this is stateless can be noted as ChannelHandler.Sharable

Nested Class Summary

Nested classes/interfaces inherited from interface io.netty.channel.ChannelHandler

io.netty.channel.ChannelHandler.Sharable

Field Summary

protected ProtocolCode

defaultProtocolCode default protocol code

Constructor Summary

ProtocolCodeBasedEncoder(ProtocolCode defaultProtocolCode)

Method Summary

protected void

encode(io.netty.channel.ChannelHandlerContext ctx, Serializable msg, io.netty.buffer.ByteBuf out)

Methods inherited from class io.netty.handler.codec.MessageToByteEncoder

acceptOutboundMessage, allocateBuffer, isPreferDirect, write

Methods inherited from class io.netty.channel.ChannelOutboundHandlerAdapter

bind, close, connect, deregister, disconnect, flush, read

Methods inherited from class io.netty.channel.ChannelHandlerAdapter

ensureNotSharable, exceptionCaught, handlerAdded, handlerRemoved, isSharable

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface io.netty.channel.ChannelHandler

exceptionCaught, handlerAdded, handlerRemoved

Field Detail

defaultProtocolCode

protected ProtocolCode defaultProtocolCode

default protocol code

Constructor Detail

ProtocolCodeBasedEncoder

public ProtocolCodeBasedEncoder(ProtocolCode defaultProtocolCode)

Method Detail

encode

protected void encode(io.netty.channel.ChannelHandlerContext ctx,
                      Serializable msg,
                      io.netty.buffer.ByteBuf out)
               throws Exception

Specified by:

encode in class io.netty.handler.codec.MessageToByteEncoder<Serializable>

Throws:

Exception