com.hs.mail.imap.server.codec
Class ImapMessageDecoder

java.lang.Object
  org.jboss.netty.channel.SimpleChannelUpstreamHandler
      org.jboss.netty.handler.codec.replay.ReplayingDecoder<ImapMessageDecoder.State>
          com.hs.mail.imap.server.codec.ImapMessageDecoder

All Implemented Interfaces:

org.jboss.netty.channel.ChannelHandler, org.jboss.netty.channel.ChannelUpstreamHandler

Direct Known Subclasses:

ImapRequestDecoder

public abstract class ImapMessageDecoder
extends org.jboss.netty.handler.codec.replay.ReplayingDecoder<ImapMessageDecoder.State>

Decodes ChannelBuffer into ImapMessage.

Since:

Jan 22, 2010

Author:

Won Chul Doh

Nested Class Summary

protected static class

ImapMessageDecoder.State The internal state of ImapMessageDecoder.

Field Summary

protected ImapMessage

message

Constructor Summary

protected	ImapMessageDecoder() Creates a new instance with the default.
protected	ImapMessageDecoder(int maxLineLength) Creates a new instance with the specific parameter.

Method Summary

protected abstract ImapMessage	createMessage(String line)
protected Object	decode(org.jboss.netty.channel.ChannelHandlerContext ctx, org.jboss.netty.channel.Channel channel, org.jboss.netty.buffer.ChannelBuffer buffer, ImapMessageDecoder.State state)

Methods inherited from class org.jboss.netty.handler.codec.replay.ReplayingDecoder

actualReadableBytes, channelClosed, channelDisconnected, checkpoint, checkpoint, decodeLast, exceptionCaught, getState, messageReceived, setState

Methods inherited from class org.jboss.netty.channel.SimpleChannelUpstreamHandler

channelBound, channelConnected, channelInterestChanged, channelOpen, channelUnbound, childChannelClosed, childChannelOpen, handleUpstream, writeComplete

Methods inherited from class java.lang.Object

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

Field Detail

message

protected volatile ImapMessage message

Constructor Detail

ImapMessageDecoder

protected ImapMessageDecoder()

Creates a new instance with the default. maxLineLength (8192)

ImapMessageDecoder

protected ImapMessageDecoder(int maxLineLength)

Creates a new instance with the specific parameter.

Method Detail

decode

protected Object decode(org.jboss.netty.channel.ChannelHandlerContext ctx,
                        org.jboss.netty.channel.Channel channel,
                        org.jboss.netty.buffer.ChannelBuffer buffer,
                        ImapMessageDecoder.State state)
                 throws Exception

Specified by:

decode in class org.jboss.netty.handler.codec.replay.ReplayingDecoder<ImapMessageDecoder.State>

Throws:

Exception

createMessage

protected abstract ImapMessage createMessage(String line)
                                      throws Exception

Throws:

Exception