org.springframework.integration.channel

Class NullChannel

java.lang.Object

org.springframework.integration.channel.NullChannel

All Implemented Interfaces:

MessageChannel, PollableChannel

public class NullChannel
extends java.lang.Object
implements PollableChannel

A channel implementation that essentially behaves like "/dev/null". All receive() calls will return null, and all send() calls will return true although no action is performed. Note however that the invocations are logged at debug-level.

Author:

Mark Fisher

Field Summary

Fields inherited from interface org.springframework.messaging.MessageChannel

INDEFINITE_TIMEOUT

Constructor Summary

Constructors

Constructor and Description
NullChannel()

Method Summary

Modifier and Type	Method and Description
Message<?>	receive()
Message<?>	receive(long timeout)
boolean	send(Message<?> message)
boolean	send(Message<?> message, long timeout)

Methods inherited from class java.lang.Object

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

Constructor Detail

NullChannel

public NullChannel()

Method Detail

send

public boolean send(Message<?> message)

Specified by:

send in interface MessageChannel

send

public boolean send(Message<?> message,
                    long timeout)

Specified by:

send in interface MessageChannel

receive

public Message<?> receive()

Specified by:

receive in interface PollableChannel

receive

public Message<?> receive(long timeout)

Specified by:

receive in interface PollableChannel