/*
* 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 gobblin.runtime.JobContext;
import gobblin.source.workunit.WorkUnit;
/**
* An interface for classes used for callback on job state changes.
*/
public interface JobListener {
/**
* Called when a job is to be prepared, i.e. before determining the {@link WorkUnit}s.
*
* @param jobContext a {@link JobContext} object
*/
void onJobPrepare(JobContext jobContext) throws Exception;
/**
* Called when a job is started, i.e. before the {@link WorkUnit}s are executed.
*
* @param jobContext a {@link JobContext} object
*/
void onJobStart(JobContext jobContext) throws Exception;
/**
* Called when a job is completed.
*
* @param jobContext a {@link JobContext} object
*/
void onJobCompletion(JobContext jobContext) throws Exception;
/**
* Called when a job is cancelled.
*
* @param jobContext a {@link JobContext} object
*/
void onJobCancellation(JobContext jobContext) throws Exception;
/**
* Called when a job has failed.
*
* @param jobContext a {@link JobContext} object
*/
void onJobFailure(JobContext jobContext) throws Exception;
}