/*
* Copyright 2002-2016 the original author or authors.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.springframework.integration.config;
import org.springframework.expression.MethodFilter;
import org.springframework.integration.expression.ControlBusMethodFilter;
import org.springframework.integration.handler.ExpressionCommandMessageProcessor;
import org.springframework.integration.handler.ServiceActivatingHandler;
import org.springframework.messaging.MessageHandler;
/**
* FactoryBean for creating {@link MessageHandler} instances to handle a message as a SpEL expression.
*
* @author Dave Syer
* @author Mark Fisher
* @author Oleg Zhurakousky
* @since 2.0
*/
public class ExpressionControlBusFactoryBean extends AbstractSimpleMessageHandlerFactoryBean<MessageHandler> {
private static final MethodFilter methodFilter = new ControlBusMethodFilter();
private volatile Long sendTimeout;
public void setSendTimeout(Long sendTimeout) {
this.sendTimeout = sendTimeout;
}
@Override
protected MessageHandler createHandler() {
ExpressionCommandMessageProcessor processor =
new ExpressionCommandMessageProcessor(methodFilter, this.getBeanFactory());
ServiceActivatingHandler handler = new ServiceActivatingHandler(processor);
if (this.sendTimeout != null) {
handler.setSendTimeout(this.sendTimeout);
}
return handler;
}
}