simplejob.java

Quartz 是个开源的作业调度框架

/* 
 * Copyright 2005 OpenSymphony 
 * 
 * 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.quartz.examples.example12;

import java.util.Date;

import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.quartz.Job;
import org.quartz.JobExecutionContext;
import org.quartz.JobExecutionException;

/**
 * <p>
 * A dumb implementation of Job, for unittesting purposes.
 * </p>
 * 
 * @author James House
 */
public class SimpleJob implements Job {

    public static final String MESSAGE = "msg";

	private static Log _log = LogFactory.getLog(SimpleJob.class);

	/**
	 * Quartz requires a public empty constructor so that the
	 * scheduler can instantiate the class whenever it needs.
	 */
	public SimpleJob() {
	}

	/**
	 * <p>
	 * Called by the <code>{@link org.quartz.Scheduler}</code> when a
	 * <code>{@link org.quartz.Trigger}</code> fires that is associated with
	 * the <code>Job</code>.
	 * </p>
	 * 
	 * @throws JobExecutionException
	 *             if there is an exception while executing the job.
	 */
	public void execute(JobExecutionContext context)
			throws JobExecutionException {

		// This job simply prints out its job name and the
		// date and time that it is running
		String jobName = context.getJobDetail().getFullName();

		String message = (String) context.
			getJobDetail().getJobDataMap().get(MESSAGE);

		_log.info("SimpleJob: " + jobName + " executing at " + new Date());
		_log.info("SimpleJob: msg: " + message);
	}

	

}