Package org.gridgain.internal.dr.nio

Class DrNioMessageDecoder

java.lang.Object

io.netty.channel.ChannelHandlerAdapter

io.netty.channel.ChannelInboundHandlerAdapter

io.netty.handler.codec.ByteToMessageDecoder

io.netty.handler.codec.LengthFieldBasedFrameDecoder

org.gridgain.internal.dr.nio.DrNioMessageDecoder

All Implemented Interfaces:

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

public class DrNioMessageDecoder
extends io.netty.handler.codec.LengthFieldBasedFrameDecoder

Decodes full DR external messages: 1. MAGIC for first message. 2. Payload length (4 bytes). 3. Payload (N bytes).

Nested Class Summary

Nested classes/interfaces inherited from class io.netty.handler.codec.ByteToMessageDecoder

io.netty.handler.codec.ByteToMessageDecoder.Cumulator

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

io.netty.channel.ChannelHandler.Sharable

Field Summary

Fields inherited from class io.netty.handler.codec.ByteToMessageDecoder

COMPOSITE_CUMULATOR, MERGE_CUMULATOR

Constructor Summary

Constructors

Constructor	Description
DrNioMessageDecoder()	Creates a codec filter.

Method Summary

Modifier and Type	Method	Description
protected @Nullable Object	decode(io.netty.channel.ChannelHandlerContext ctx, io.netty.buffer.ByteBuf in)
String	toString()

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

decode, extractFrame, getUnadjustedFrameLength

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

actualReadableBytes, callDecode, channelInactive, channelRead, channelReadComplete, decodeLast, discardSomeReadBytes, handlerRemoved, handlerRemoved0, internalBuffer, isSingleDecode, setCumulator, setDiscardAfterReads, setSingleDecode, userEventTriggered

Methods inherited from class io.netty.channel.ChannelInboundHandlerAdapter

channelActive, channelRegistered, channelUnregistered, channelWritabilityChanged, exceptionCaught

Methods inherited from class io.netty.channel.ChannelHandlerAdapter

ensureNotSharable, handlerAdded, isSharable

Methods inherited from class java.lang.Object

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

Methods inherited from interface io.netty.channel.ChannelHandler

handlerAdded

Constructor Details

DrNioMessageDecoder

public DrNioMessageDecoder()

Creates a codec filter.

Method Details

decode

@Nullable
protected @Nullable Object decode(io.netty.channel.ChannelHandlerContext ctx,
 io.netty.buffer.ByteBuf in)
                           throws Exception

Overrides:

decode in class io.netty.handler.codec.LengthFieldBasedFrameDecoder

Throws:

Exception

toString

public String toString()

Overrides:

toString in class Object