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.Date; 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; 026 027 /** 028 * Load the list of CoordinatorAction ordered by lastModifiedTime 029 */ 030 public class CoordActionsGetByLastModifiedTimeJPAExecutor implements JPAExecutor<List<CoordinatorActionBean>> { 031 private Date d = null; 032 033 public CoordActionsGetByLastModifiedTimeJPAExecutor(Date d) { 034 this.d = d; 035 } 036 037 /* (non-Javadoc) 038 * @see org.apache.oozie.executor.jpa.JPAExecutor#getName() 039 */ 040 @Override 041 public String getName() { 042 return "CoordActionsGetByLastModifiedTimeJPAExecutor"; 043 } 044 045 /* (non-Javadoc) 046 * @see org.apache.oozie.executor.jpa.JPAExecutor#execute(javax.persistence.EntityManager) 047 */ 048 @Override 049 @SuppressWarnings("unchecked") 050 public List<CoordinatorActionBean> execute(EntityManager em) throws JPAExecutorException { 051 List<CoordinatorActionBean> baBeans; 052 try { 053 Query q = em.createNamedQuery("GET_COORD_ACTIONS_BY_LAST_MODIFIED_TIME"); 054 q.setParameter("lastModifiedTime", new Timestamp(d.getTime())); 055 baBeans = q.getResultList(); 056 } 057 catch (Exception e) { 058 throw new JPAExecutorException(ErrorCode.E0603, e); 059 } 060 061 return baBeans; 062 } 063 }