org.springframework.messaging.support.channel

Class ExecutorSubscribableChannel

java.lang.Object

org.springframework.messaging.support.channel.AbstractSubscribableChannel

org.springframework.messaging.support.channel.ExecutorSubscribableChannel

All Implemented Interfaces:

Aware, BeanNameAware, MessageChannel, SubscribableChannel

public class ExecutorSubscribableChannel
extends AbstractSubscribableChannel

A SubscribableChannel that sends messages to each of its subscribers.

Since:

4.0

Author:

Phillip Webb, Rossen Stoyanchev

Field Summary

Fields

Modifier and Type	Field and Description
private java.util.concurrent.Executor	executor
private java.util.Set<MessageHandler>	handlers

Fields inherited from class org.springframework.messaging.support.channel.AbstractSubscribableChannel

logger

Fields inherited from interface org.springframework.messaging.MessageChannel

INDEFINITE_TIMEOUT

Constructor Summary

Constructors

Constructor and Description
ExecutorSubscribableChannel() Create a new ExecutorSubscribableChannel instance where messages will be sent in the callers thread.
ExecutorSubscribableChannel(java.util.concurrent.Executor executor) Create a new ExecutorSubscribableChannel instance where messages will be sent via the specified executor.

Method Summary

Modifier and Type	Method and Description
protected boolean	hasSubscription(MessageHandler handler)
boolean	sendInternal(Message<?> message, long timeout)
boolean	subscribeInternal(MessageHandler handler)
boolean	unsubscribeInternal(MessageHandler handler)

Methods inherited from class org.springframework.messaging.support.channel.AbstractSubscribableChannel

getBeanName, send, send, setBeanName, subscribe, unsubscribe

Methods inherited from class java.lang.Object

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

Field Detail

executor

private final java.util.concurrent.Executor executor

handlers

private final java.util.Set<MessageHandler> handlers

Constructor Detail

ExecutorSubscribableChannel

public ExecutorSubscribableChannel()

Create a new ExecutorSubscribableChannel instance where messages will be sent in the callers thread.

ExecutorSubscribableChannel

public ExecutorSubscribableChannel(java.util.concurrent.Executor executor)

Create a new ExecutorSubscribableChannel instance where messages will be sent via the specified executor.

Parameters:

executor - the executor used to send the message or null to execute in the callers thread.

Method Detail

hasSubscription

protected boolean hasSubscription(MessageHandler handler)

Specified by:

hasSubscription in class AbstractSubscribableChannel

sendInternal

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

Specified by:

sendInternal in class AbstractSubscribableChannel

subscribeInternal

public boolean subscribeInternal(MessageHandler handler)

Specified by:

subscribeInternal in class AbstractSubscribableChannel

unsubscribeInternal

public boolean unsubscribeInternal(MessageHandler handler)

Specified by:

unsubscribeInternal in class AbstractSubscribableChannel