net.gleamynode.netty2
Interface MessageRecognizer

public interface MessageRecognizer

Converts ByteBufferinto Message. I/O worker thread calls recognize(ByteBuffer)first to determine the proper Message, and then it calls corresponding Message's Message.read(ByteBuffer)method to generate messageReceived event.

Version:

$Rev: 4 $, $Date: 2005-04-18 12:04:09 +0900 $

Author:

Trustin Lee (http://gleamynode.net/dev/)

Method Summary

Message

recognize(ByteBuffer buffer) Converts ByteBufferinto Message.

Method Detail

recognize

Message recognize(ByteBuffer buffer)
                  throws MessageParseException

Converts ByteBufferinto Message.

Parameters:

buffer - incoming bytes

Returns:

the converted message only if this recognizer understands the incoming data. null otherwise (i.e. the recognizer cannot determine the message type because the incoming data is too small yet.)

Throws:

MessageParseException - if this recognizer does not understand the incoming data, or if the validation is failed.