io.netty.handler.codec.dns

Class TcpDnsResponseDecoder

java.lang.Object

io.netty.channel.ChannelHandlerAdapter

io.netty.channel.ChannelInboundHandlerAdapter

io.netty.handler.codec.ByteToMessageDecoder

io.netty.handler.codec.LengthFieldBasedFrameDecoder

io.netty.handler.codec.dns.TcpDnsResponseDecoder

All Implemented Interfaces:

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

public final class TcpDnsResponseDecoder
extends io.netty.handler.codec.LengthFieldBasedFrameDecoder

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 and Description
TcpDnsResponseDecoder() Creates a new decoder with the default record decoder.
TcpDnsResponseDecoder(DnsRecordDecoder recordDecoder, int maxFrameLength) Creates a new decoder with the specified recordDecoder and maxFrameLength

Method Summary

Modifier and Type	Method and Description
protected Object	decode(io.netty.channel.ChannelHandlerContext ctx, io.netty.buffer.ByteBuf in)
protected io.netty.buffer.ByteBuf	extractFrame(io.netty.channel.ChannelHandlerContext ctx, io.netty.buffer.ByteBuf buffer, int index, int length)

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

decode, 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, toString, wait, wait, wait

Methods inherited from interface io.netty.channel.ChannelHandler

handlerAdded

Constructor Detail

TcpDnsResponseDecoder

public TcpDnsResponseDecoder()

Creates a new decoder with the default record decoder.

TcpDnsResponseDecoder

public TcpDnsResponseDecoder(DnsRecordDecoder recordDecoder,
                             int maxFrameLength)

Creates a new decoder with the specified recordDecoder and maxFrameLength

Method Detail

decode

protected 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

extractFrame

protected io.netty.buffer.ByteBuf extractFrame(io.netty.channel.ChannelHandlerContext ctx,
                                               io.netty.buffer.ByteBuf buffer,
                                               int index,
                                               int length)

Overrides:

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