/*
* 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 gobblin.runtime.listeners;
import java.io.File;
import java.io.IOException;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import com.google.common.io.Files;
import gobblin.configuration.ConfigurationKeys;
import gobblin.runtime.JobContext;
import gobblin.runtime.JobState;
/**
* An implementation of {@link JobListener} for run-once jobs.
*
* @author Yinan Li
*/
public class RunOnceJobListener extends AbstractJobListener {
private static final Logger LOG = LoggerFactory.getLogger(RunOnceJobListener.class);
@Override
public void onJobCompletion(JobContext jobContext) {
JobState jobState = jobContext.getJobState();
if (!jobState.contains(ConfigurationKeys.JOB_CONFIG_FILE_PATH_KEY)) {
LOG.error("Job configuration file path not found in job state of job " + jobState.getJobId());
return;
}
String jobConfigFile = jobState.getProp(ConfigurationKeys.JOB_CONFIG_FILE_PATH_KEY);
// Rename the config file so we won't run this job when the worker is bounced
try {
Files.move(new File(jobConfigFile), new File(jobConfigFile + ".done"));
} catch (IOException ioe) {
LOG.error("Failed to rename job configuration file for job " + jobState.getJobName(), ioe);
}
}
}