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.executor.jpa; 016 017 import java.sql.Timestamp; 018 import java.util.ArrayList; 019 import java.util.List; 020 021 import javax.persistence.EntityManager; 022 import javax.persistence.Query; 023 024 import org.apache.oozie.CoordinatorActionBean; 025 import org.apache.oozie.ErrorCode; 026 import org.apache.oozie.util.ParamChecker; 027 028 public class CoordActionsGetForRecoveryJPAExecutor implements JPAExecutor<List<CoordinatorActionBean>> { 029 030 private long checkAgeSecs = 0; 031 032 public CoordActionsGetForRecoveryJPAExecutor(final long checkAgeSecs) { 033 ParamChecker.notNull(checkAgeSecs, "checkAgeSecs"); 034 this.checkAgeSecs = checkAgeSecs; 035 } 036 037 /* (non-Javadoc) 038 * @see org.apache.oozie.executor.jpa.JPAExecutor#getName() 039 */ 040 @Override 041 public String getName() { 042 return "CoordActionsGetForRecoveryJPAExecutor"; 043 } 044 045 /* (non-Javadoc) 046 * @see org.apache.oozie.executor.jpa.JPAExecutor#execute(javax.persistence.EntityManager) 047 */ 048 @Override 049 public List<CoordinatorActionBean> execute(EntityManager em) throws JPAExecutorException { 050 List<CoordinatorActionBean> allActions = new ArrayList<CoordinatorActionBean>(); 051 List<CoordinatorActionBean> actions; 052 try { 053 Query q = em.createNamedQuery("GET_COORD_ACTIONS_FOR_RECOVERY_OLDER_THAN"); 054 Timestamp ts = new Timestamp(System.currentTimeMillis() - this.checkAgeSecs * 1000); 055 q.setParameter("lastModifiedTime", ts); 056 actions = q.getResultList(); 057 for (CoordinatorActionBean action : actions) { 058 allActions.add(action); 059 } 060 061 q = em.createNamedQuery("GET_COORD_ACTIONS_WAITING_SUBMITTED_OLDER_THAN"); 062 q.setParameter("lastModifiedTime", ts); 063 actions = q.getResultList(); 064 for (CoordinatorActionBean action : actions) { 065 allActions.add(action); 066 } 067 068 return allActions; 069 } 070 catch (IllegalStateException e) { 071 throw new JPAExecutorException(ErrorCode.E0601, e.getMessage(), e); 072 } 073 } 074 }