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.wf; 016 017 import org.apache.oozie.store.StoreException; 018 import org.apache.oozie.store.WorkflowStore; 019 import org.apache.oozie.store.Store; 020 import org.apache.oozie.util.XLog; 021 import org.apache.oozie.command.Command; 022 import org.apache.oozie.command.CommandException; 023 024 public class PurgeCommand extends WorkflowCommand<Void> { 025 private int olderThan; 026 027 public PurgeCommand(int olderThan) { 028 super("purge", "purge", 0, XLog.OPS); 029 this.olderThan = olderThan; 030 } 031 032 @Override 033 protected Void call(WorkflowStore store) throws StoreException, CommandException { 034 XLog.getLog(getClass()).debug("Attempting to purge Jobs older than [{0}] days.", olderThan); 035 store.purge(this.olderThan); 036 XLog.getLog(getClass()).debug("Purge succeeded "); 037 return null; 038 } 039 040 }