001 /** 002 * Licensed to the Apache Software Foundation (ASF) under one 003 * or more contributor license agreements. See the NOTICE file 004 * distributed with this work for additional information 005 * regarding copyright ownership. The ASF licenses this file 006 * to you under the Apache License, Version 2.0 (the 007 * "License"); you may not use this file except in compliance 008 * with the License. You may obtain a copy of the License at 009 * 010 * http://www.apache.org/licenses/LICENSE-2.0 011 * 012 * Unless required by applicable law or agreed to in writing, software 013 * distributed under the License is distributed on an "AS IS" BASIS, 014 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 015 * See the License for the specific language governing permissions and 016 * limitations under the License. 017 */ 018 package org.apache.oozie.event.listener; 019 020 import org.apache.hadoop.conf.Configuration; 021 import org.apache.oozie.event.BundleJobEvent; 022 import org.apache.oozie.event.CoordinatorActionEvent; 023 import org.apache.oozie.event.CoordinatorJobEvent; 024 import org.apache.oozie.event.WorkflowActionEvent; 025 import org.apache.oozie.event.WorkflowJobEvent; 026 027 /** 028 * Event listener for Job notification events, defining methods corresponding to 029 * job status changes 030 */ 031 public abstract class JobEventListener { 032 033 /** 034 * Initialize the listener 035 * @param conf 036 */ 037 public abstract void init(Configuration conf); 038 039 /** 040 * Destroy the listener 041 */ 042 public abstract void destroy(); 043 044 /** 045 * On workflow job transition 046 * @param WorkflowJobEvent 047 */ 048 public abstract void onWorkflowJobEvent(WorkflowJobEvent wje); 049 050 /** 051 * On workflow action transition 052 * @param WorkflowActionEvent 053 */ 054 public abstract void onWorkflowActionEvent(WorkflowActionEvent wae); 055 056 /** 057 * On coordinator job transition 058 * @param CoordinatorJobEvent 059 */ 060 public abstract void onCoordinatorJobEvent(CoordinatorJobEvent cje); 061 062 /** 063 * On coordinator action transition 064 * @param CoordinatorActionEvent 065 */ 066 public abstract void onCoordinatorActionEvent(CoordinatorActionEvent cae); 067 068 /** 069 * On bundle job transition 070 * @param BundleJobEvent 071 */ 072 public abstract void onBundleJobEvent(BundleJobEvent bje); 073 074 }