org.activiti.springboot.integration.Activiti Maven / Gradle / Ivy
/* 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.activiti.springboot.integration;
import org.activiti.engine.ProcessEngine;
import org.springframework.messaging.Message;
import org.springframework.messaging.MessageHandler;
import org.springframework.messaging.MessagingException;
/**
* Spring Integration Java Configuration DSL integration for Activiti.
*
*/
public class Activiti {
/**
* This is the component that you'll use in your Spring Integration
* {@link org.springframework.integration.dsl.IntegrationFlow}.
*/
public static ActivitiInboundGateway inboundGateway(ProcessEngine processEngine, String... varsToPreserve) {
return new ActivitiInboundGateway(processEngine, varsToPreserve);
}
/**
* This is the bean to expose and then reference
* from your Activiti BPMN flow in an expression.
*/
public static IntegrationActivityBehavior inboundGatewayActivityBehavior(ActivitiInboundGateway gateway) {
return new IntegrationActivityBehavior(gateway);
}
/**
* Any message that enters this {@link MessageHandler}
* containing a {@code executionId} parameter will trigger a
* {@link org.activiti.engine.RuntimeService#signalEventReceived(String)}.
*/
public static MessageHandler signallingMessageHandler(final ProcessEngine processEngine) {
return new MessageHandler() {
@Override
public void handleMessage(Message message) throws MessagingException {
String executionId = message.getHeaders().containsKey("executionId") ?
(String) message.getHeaders().get("executionId") : (String) null;
if (null != executionId)
processEngine.getRuntimeService().trigger(executionId);
}
};
}
}