/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you 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.apache.synapse.startup.quartz;
import org.apache.axiom.om.OMElement;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.apache.synapse.ManagedLifecycle;
import org.apache.synapse.commons.util.PropertyHelper;
import org.apache.synapse.task.Task;
import org.apache.synapse.core.SynapseEnvironment;
import org.apache.synapse.task.TaskDescription;
import org.quartz.Job;
import org.quartz.JobDataMap;
import org.quartz.JobExecutionContext;
import org.quartz.JobExecutionException;
import java.util.Set;
public class SimpleQuartzJob implements Job {
public static final String SYNAPSE_ENVIRONMENT = "SynapseEnvironment";
public static final String CLASSNAME = "ClassName";
public static final String PROPERTIES = "Properties";
private static final Log log = LogFactory.getLog(SimpleQuartzJob.class);
public void execute(JobExecutionContext ctx) throws JobExecutionException {
String jobName = ctx.getJobDetail().getKey().getName();
if (log.isDebugEnabled()) {
log.debug("Executing task : " + jobName);
}
JobDataMap jdm = ctx.getMergedJobDataMap();
String jobClassName = (String) jdm.get(CLASSNAME);
if (jobClassName == null) {
handleException("No " + CLASSNAME + " in JobDetails");
}
boolean initRequired = false;
Task task = (Task) jdm.get(TaskDescription.INSTANCE);
if (task == null) {
initRequired = true;
}
SynapseEnvironment se = (SynapseEnvironment) jdm.get("SynapseEnvironment");
if (initRequired) {
try {
task = (Task) getClass().getClassLoader().loadClass(jobClassName).newInstance();
} catch (Exception e) {
handleException("Cannot instantiate task : " + jobClassName, e);
}
Set properties = (Set) jdm.get(PROPERTIES);
for (Object property : properties) {
OMElement prop = (OMElement) property;
log.debug("Found Property : " + prop.toString());
PropertyHelper.setStaticProperty(prop, task);
}
// 1. Initialize
if (task instanceof ManagedLifecycle && se != null) {
((ManagedLifecycle) task).init(se);
}
}
// 2. Execute
if (se != null && task != null && se.isInitialized()) {
task.execute();
}
if (initRequired) {
// 3. Destroy
if (task instanceof ManagedLifecycle && se != null) {
((ManagedLifecycle) task).destroy();
}
}
}
private void handleException(String msg) throws JobExecutionException {
log.error(msg);
throw new JobExecutionException(msg);
}
private void handleException(String msg, Exception e) throws JobExecutionException {
log.error(msg, e);
throw new JobExecutionException(msg, e);
}
}