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.command.coord;
016    
017    import org.apache.oozie.store.CoordinatorStore;
018    import org.apache.oozie.store.StoreException;
019    import org.apache.oozie.store.WorkflowStore;
020    import org.apache.oozie.store.Store;
021    import org.apache.oozie.util.XLog;
022    import org.apache.oozie.command.Command;
023    import org.apache.oozie.command.CommandException;
024    
025    public class CoordPurgeCommand extends CoordinatorCommand<Void> {
026        private int olderThan;
027        private int limit;
028    
029        public CoordPurgeCommand(int olderThan, int limit) {
030            super("coord_purge", "coord_purge", 0, XLog.OPS);
031            this.olderThan = olderThan;
032            this.limit = limit;
033        }
034    
035        protected Void call(CoordinatorStore store) throws StoreException, CommandException {
036            XLog.getLog(getClass()).debug("STARTED Coord Purge to purge Jobs older than [{0}] days.", olderThan);
037            int actionDeleted = store.purgeActions(this.olderThan, this.limit);
038            int jobsDeleted = store.purgeJobs(this.olderThan, this.limit);
039            XLog.getLog(getClass()).debug("ENDED Coord Purge deleted actions :" + actionDeleted + " and jobs " + jobsDeleted);
040            return null;
041        }
042    
043    }