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UpdateSchedulerAction.java
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UpdateSchedulerAction.java
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/*
* Copyright 2011-2017 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.appng.application.scheduler;
import org.appng.api.ActionProvider;
import org.appng.api.Environment;
import org.appng.api.FieldProcessor;
import org.appng.api.Options;
import org.appng.api.Request;
import org.appng.api.ScheduledJob;
import org.appng.api.model.Application;
import org.appng.api.model.Site;
import org.appng.application.scheduler.message.MessageConstants;
import org.quartz.JobDetail;
import org.quartz.JobKey;
import org.quartz.SchedulerException;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
/**
* An {@link ActionProvider} to update the parameters of a {@link ScheduledJob} , such as name, description and
* execution time (cron-syntax).
*
* @author Matthias Müller
*
*/
public class UpdateSchedulerAction extends SchedulerAware implements ActionProvider<JobModel> {
private static Logger log = LoggerFactory.getLogger(UpdateSchedulerAction.class);
public void perform(Site site,Application application, Environment environment, Options options, Request request,
JobModel valueHolder, FieldProcessor fp) {
String siteName = site.getName();
String id = options.getOption(Constants.OPT_JOB).getAttribute(Constants.ATTR_ID);
String cronExpn = valueHolder.getCronExpression();
String jobDesc = valueHolder.getDescription();
try {
SchedulerUtils schedulerUtils = new SchedulerUtils(scheduler, fp, request);
JobKey jobKey = new JobKey(id, siteName);
JobDetail jobDetail = scheduler.getJobDetail(jobKey);
if (cronExpn != null && !schedulerUtils.isValidExpression(cronExpn)) {
return;
}
if (null != jobDetail && scheduler.checkExists(jobDetail.getKey())) {
schedulerUtils.rescheduleJob(jobDetail, cronExpn, id, jobDesc, siteName);
} else {
String message = request.getMessage(MessageConstants.JOB_NOT_EXISTS_ERROR, id);
fp.addErrorMessage(message);
}
} catch (SchedulerException e) {
log.error("SchedulerException while updating scheduler", e);
}
}
}