alluxio.network.protocol

Class RPCMessageDecoder

java.lang.Object

io.netty.channel.ChannelHandlerAdapter

io.netty.channel.ChannelInboundHandlerAdapter

io.netty.handler.codec.MessageToMessageDecoder<io.netty.buffer.ByteBuf>

alluxio.network.protocol.RPCMessageDecoder

All Implemented Interfaces:

io.netty.channel.ChannelHandler, io.netty.channel.ChannelInboundHandler

@ChannelHandler.Sharable
 @ThreadSafe
public final class RPCMessageDecoder
extends io.netty.handler.codec.MessageToMessageDecoder<io.netty.buffer.ByteBuf>

Simple Netty decoder which converts the input ByteBuf into an RPCMessage. The frame decoder should have already run earlier in the Netty pipeline, and split up the stream into individual encoded messages.

Nested Class Summary

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

io.netty.channel.ChannelHandler.Sharable

Constructor Summary

Constructors

Constructor and Description
RPCMessageDecoder() Constructs a new RPCMessageDecoder.

Method Summary

Modifier and Type	Method and Description
void	decode(io.netty.channel.ChannelHandlerContext ctx, io.netty.buffer.ByteBuf in, List<Object> out)
void	exceptionCaught(io.netty.channel.ChannelHandlerContext ctx, Throwable cause)

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

acceptInboundMessage, channelRead

Methods inherited from class io.netty.channel.ChannelInboundHandlerAdapter

channelActive, channelInactive, channelReadComplete, channelRegistered, channelUnregistered, channelWritabilityChanged, userEventTriggered

Methods inherited from class io.netty.channel.ChannelHandlerAdapter

ensureNotSharable, 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

handlerAdded, handlerRemoved

Constructor Detail

RPCMessageDecoder

public RPCMessageDecoder()

Constructs a new RPCMessageDecoder.

Method Detail

decode

public void decode(io.netty.channel.ChannelHandlerContext ctx,
                   io.netty.buffer.ByteBuf in,
                   List<Object> out)

Specified by:

decode in class io.netty.handler.codec.MessageToMessageDecoder<io.netty.buffer.ByteBuf>

exceptionCaught

public void exceptionCaught(io.netty.channel.ChannelHandlerContext ctx,
                            Throwable cause)
                     throws Exception

Specified by:

exceptionCaught in interface io.netty.channel.ChannelHandler

Specified by:

exceptionCaught in interface io.netty.channel.ChannelInboundHandler

Overrides:

exceptionCaught in class io.netty.channel.ChannelInboundHandlerAdapter

Throws:

Exception