/*  * 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.example1;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> * This is just a simple job that says "Hello" to the world. * </p> *  * @author Bill Kratzer */public class HelloJob implements Job {	private static Log _log = LogFactory.getLog(HelloJob.class);	/**	 * <p>	 * Empty constructor for job initilization	 * </p>	 * <p>	 * Quartz requires a public empty constructor so that the	 * scheduler can instantiate the class whenever it needs.	 * </p>	 */	public HelloJob() {	}	/**	 * <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 {		// Say Hello to the World and display the date/time		_log.info("Hello World! - " + new Date());	}}