001    /**
002     * Copyright (c) 2010 Yahoo! Inc. All rights reserved.
003     * Licensed under the Apache License, Version 2.0 (the "License");
004     * you may not use this file except in compliance with the License.
005     * You may obtain a copy of the License at
006     *
007     *   http://www.apache.org/licenses/LICENSE-2.0
008     *
009     *  Unless required by applicable law or agreed to in writing, software
010     *  distributed under the License is distributed on an "AS IS" BASIS,
011     *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
012     *  See the License for the specific language governing permissions and
013     *  limitations under the License. See accompanying LICENSE file.
014     */
015    package org.apache.oozie.workflow.lite;
016    
017    import java.util.Collections;
018    
019    //TODO javadoc
020    public class KillNodeDef extends NodeDef {
021    
022        KillNodeDef() {
023        }
024    
025        @SuppressWarnings("unchecked")
026        public KillNodeDef(String name, String message) {
027            super(name, message, KillNodeHandler.class, Collections.EMPTY_LIST);
028        }
029    
030        public static class KillNodeHandler extends NodeHandler {
031    
032            public boolean enter(Context context) {
033                return true;
034            }
035    
036            public String exit(Context context) {
037                context.killJob();
038                return null;
039            }
040    
041            public void kill(Context context) {
042            }
043    
044            public void fail(Context context) {
045            }
046        }
047    
048    }