io.netty.handler.codec.dns

Class DatagramDnsResponseDecoder

java.lang.Object

io.netty.channel.ChannelHandlerAdapter

io.netty.channel.ChannelInboundHandlerAdapter

io.netty.handler.codec.MessageToMessageDecoder<DatagramPacket>

io.netty.handler.codec.dns.DatagramDnsResponseDecoder

All Implemented Interfaces:

ChannelHandler, ChannelInboundHandler

@ChannelHandler.Sharable
public class DatagramDnsResponseDecoder
extends MessageToMessageDecoder<DatagramPacket>

Decodes a DatagramPacket into a DatagramDnsResponse.

Nested Class Summary

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

ChannelHandler.Sharable

Constructor Summary

Constructors

Constructor and Description
DatagramDnsResponseDecoder() Creates a new decoder with the default record decoder.
DatagramDnsResponseDecoder(DnsRecordDecoder recordDecoder) Creates a new decoder with the specified recordDecoder.

Method Summary

Modifier and Type	Method and Description
protected void	decode(ChannelHandlerContext ctx, DatagramPacket packet, List<Object> out) Decode from one message to an other.
protected DnsResponse	decodeResponse(ChannelHandlerContext ctx, DatagramPacket packet)

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

acceptInboundMessage, channelRead, channelReadComplete

Methods inherited from class io.netty.channel.ChannelInboundHandlerAdapter

channelActive, channelInactive, channelRegistered, channelUnregistered, channelWritabilityChanged, exceptionCaught, 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

DatagramDnsResponseDecoder

public DatagramDnsResponseDecoder()

Creates a new decoder with the default record decoder.

DatagramDnsResponseDecoder

public DatagramDnsResponseDecoder(DnsRecordDecoder recordDecoder)

Creates a new decoder with the specified recordDecoder.

Method Detail

decode

protected void decode(ChannelHandlerContext ctx,
                      DatagramPacket packet,
                      List<Object> out)
               throws Exception

Description copied from class: MessageToMessageDecoder

Decode from one message to an other. This method will be called for each written message that can be handled by this decoder.

Specified by:

decode in class MessageToMessageDecoder<DatagramPacket>

Parameters:

ctx - the ChannelHandlerContext which this MessageToMessageDecoder belongs to

packet - the message to decode to an other one

out - the List to which decoded messages should be added

Throws:

Exception - is thrown if an error occurs

decodeResponse

protected DnsResponse decodeResponse(ChannelHandlerContext ctx,
                                     DatagramPacket packet)
                              throws Exception

Throws:

Exception