io.netty.handler.codec.dns

Class DnsQueryEncoder

java.lang.Object

io.netty.channel.ChannelHandlerAdapter

io.netty.handler.codec.MessageToMessageEncoder<DnsQuery>

io.netty.handler.codec.dns.DnsQueryEncoder

All Implemented Interfaces:

ChannelHandler

@ChannelHandler.Sharable
public class DnsQueryEncoder
extends MessageToMessageEncoder<DnsQuery>

DnsQueryEncoder accepts DnsQuery and encodes to ByteBuf. This class also contains methods for encoding parts of DnsQuery's such as the header and questions.

Nested Class Summary

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

ChannelHandler.Sharable, ChannelHandler.Skip

Constructor Summary

Constructors

Constructor and Description
DnsQueryEncoder()

Method Summary

Methods

Modifier and Type	Method and Description
protected void	encode(ChannelHandlerContext ctx, DnsQuery query, List<Object> out) Encode from one message to an other.

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

acceptOutboundMessage, write

Methods inherited from class io.netty.channel.ChannelHandlerAdapter

bind, channelActive, channelInactive, channelRead, channelReadComplete, channelRegistered, channelUnregistered, channelWritabilityChanged, close, connect, deregister, disconnect, exceptionCaught, flush, handlerAdded, handlerRemoved, isSharable, read, userEventTriggered

Methods inherited from class java.lang.Object

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

Constructor Detail

DnsQueryEncoder

public DnsQueryEncoder()

Method Detail

encode

protected void encode(ChannelHandlerContext ctx,
          DnsQuery query,
          List<Object> out)
               throws Exception

Description copied from class: MessageToMessageEncoder

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

Specified by:

encode in class MessageToMessageEncoder<DnsQuery>

Parameters:

ctx - the ChannelHandlerContext which this MessageToMessageEncoder belongs to

query - the message to encode to an other one

out - the List into which the encoded msg should be added needs to do some kind of aggragation

Throws:

Exception - is thrown if an error accour