org.camunda.bpm.application.impl.EmbeddedProcessApplication Maven / Gradle / Ivy
/*
* Copyright Camunda Services GmbH and/or licensed to Camunda Services GmbH
* under one or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information regarding copyright
* ownership. Camunda licenses this file to you under the Apache License,
* Version 2.0; 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.camunda.bpm.application.impl;
import java.util.concurrent.Callable;
import org.camunda.bpm.application.AbstractProcessApplication;
import org.camunda.bpm.application.ProcessApplicationExecutionException;
import org.camunda.bpm.application.ProcessApplicationReference;
import org.camunda.bpm.engine.impl.ProcessEngineLogger;
/**
* An embedded process application is a ProcessApplication that uses an embedded
* process engine. An embedded process engine is loaded by the same classloader as
* the process application which usually means that the camunda-engine.jar
* is deployed as a web application library (in case of WAR deployments) or as an
* application library (in case of EAR deployments).
*
* @author Daniel Meyer
*
*/
public class EmbeddedProcessApplication extends AbstractProcessApplication {
public static final String DEFAULT_NAME = "Process Application";
private static ProcessApplicationLogger LOG = ProcessEngineLogger.PROCESS_APPLICATION_LOGGER;
protected String autodetectProcessApplicationName() {
return DEFAULT_NAME;
}
public ProcessApplicationReference getReference() {
return new EmbeddedProcessApplicationReferenceImpl(this);
}
/**
* Since the process engine is loaded by the same classloader
* as the process application, nothing needs to be done.
*/
public T execute(Callable callable) throws ProcessApplicationExecutionException {
try {
return callable.call();
}
catch (Exception e) {
throw LOG.processApplicationExecutionException(e);
}
}
}
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