org.springframework.integration.transformer
Class MessageTransformingChannelInterceptor

java.lang.Object
  org.springframework.integration.channel.interceptor.ChannelInterceptorAdapter
      org.springframework.integration.transformer.MessageTransformingChannelInterceptor

All Implemented Interfaces:

ChannelInterceptor

public class MessageTransformingChannelInterceptor
extends ChannelInterceptorAdapter

A ChannelInterceptor which invokes a Transformer when either sending-to or receiving-from a channel.

Author:

Jonas Partner

Constructor Summary

MessageTransformingChannelInterceptor(Transformer transformer)

Method Summary

boolean	getTransformOnSend()
Message<?>	postReceive(Message<?> message, MessageChannel channel) Invoked immediately after a Message has been retrieved but before it is returned to the caller.
Message<?>	preSend(Message<?> message, MessageChannel channel) Invoked before the Message is actually sent to the channel.
void	setTransformOnSend(boolean transformOnSend)

Methods inherited from class org.springframework.integration.channel.interceptor.ChannelInterceptorAdapter

postSend, preReceive

Methods inherited from class java.lang.Object

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

Constructor Detail

MessageTransformingChannelInterceptor

public MessageTransformingChannelInterceptor(Transformer transformer)

Method Detail

getTransformOnSend

public boolean getTransformOnSend()

setTransformOnSend

public void setTransformOnSend(boolean transformOnSend)

preSend

public Message<?> preSend(Message<?> message,
                          MessageChannel channel)

Description copied from interface: ChannelInterceptor

Invoked before the Message is actually sent to the channel. This allows for modification of the Message if necessary. If this method returns null, then the actual send invocation will not occur.

Specified by:

preSend in interface ChannelInterceptor

Overrides:

preSend in class ChannelInterceptorAdapter

postReceive

public Message<?> postReceive(Message<?> message,
                              MessageChannel channel)

Description copied from interface: ChannelInterceptor

Invoked immediately after a Message has been retrieved but before it is returned to the caller. The Message may be modified if necessary. This only applies to PollableChannels.

Specified by:

postReceive in interface ChannelInterceptor

Overrides:

postReceive in class ChannelInterceptorAdapter