/*
 * Copyright 2006 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.wamblee.crawler.kiss.scheduling.quartz;

import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.quartz.JobExecutionContext;
import org.quartz.JobExecutionException;
import org.quartz.StatefulJob;
import org.wamblee.crawler.kiss.scheduling.CrawlerStatus;
import org.wamblee.general.BeanKernel;

/**
 * Quartz job to execute the crawler.  
 */
public class CrawlerJob implements StatefulJob {

    private static final Log LOG = LogFactory.getLog(CrawlerJob.class);

    /**
     * Constructs the job.
     *
     */
    public CrawlerJob() {
        // Empty.
    }

    /*
     * (non-Javadoc)
     * 
     * @see org.quartz.Job#execute(org.quartz.JobExecutionContext)
     */
    public void execute(JobExecutionContext aContext)
            throws JobExecutionException {
        LOG.info("Job triggered");
        try {
            CrawlerStatus schedule = BeanKernel.getBeanFactory().find(
                    CrawlerStatus.class);
            schedule.execute(aContext.getFireTime());
        } catch (Exception e) {
            throw new JobExecutionException("Error executing crawler", e, false);
        }
    }
}