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.service;
019    
020    import org.apache.oozie.util.XLogStreamer;
021    import org.apache.oozie.service.Service;
022    import org.apache.oozie.service.Services;
023    import org.apache.oozie.util.XLog;
024    
025    /**
026     * Set Dag specific log info parameters.
027     */
028    public class DagXLogInfoService implements Service {
029    
030        /**
031         * Token log info constant.
032         */
033        public static final String TOKEN = "TOKEN";
034    
035        /**
036         * App log info constant.
037         */
038        public static final String APP = "APP";
039    
040        /**
041         * Job log info constant.
042         */
043        public static final String JOB = "JOB";
044    
045        /**
046         * Action log info constant.
047         */
048        public static final String ACTION = "ACTION";
049    
050        /**
051         * Initialize the service.
052         *
053         * @param services services.
054         */
055        public void init(Services services) {
056            XLog.Info.defineParameter(TOKEN);
057            XLog.Info.defineParameter(APP);
058            XLog.Info.defineParameter(JOB);
059            XLog.Info.defineParameter(ACTION);
060    
061            XLogStreamer.Filter.defineParameter(TOKEN);
062            XLogStreamer.Filter.defineParameter(APP);
063            XLogStreamer.Filter.defineParameter(JOB);
064            XLogStreamer.Filter.defineParameter(ACTION);
065    
066        }
067    
068        /**
069         * Destroy the service.
070         */
071        public void destroy() {
072        }
073    
074        /**
075         * Return the public interface of the service.
076         *
077         * @return {@link DagXLogInfoService}.
078         */
079        public Class<? extends Service> getInterface() {
080            return DagXLogInfoService.class;
081        }
082    
083    }