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.util.List; 018 019 import javax.persistence.EntityManager; 020 import javax.persistence.Query; 021 022 import org.apache.oozie.CoordinatorJobBean; 023 import org.apache.oozie.ErrorCode; 024 import org.apache.oozie.util.ParamChecker; 025 026 /** 027 * Load the coordinators for specified bundle in the Coordinator job bean 028 */ 029 public class BundleJobGetCoordinatorsJPAExecutor implements JPAExecutor<List<CoordinatorJobBean>> { 030 private String bundleId = null; 031 032 public BundleJobGetCoordinatorsJPAExecutor(String bundleId) { 033 ParamChecker.notNull(bundleId, "bundleId"); 034 this.bundleId = bundleId; 035 } 036 037 /* (non-Javadoc) 038 * @see org.apache.oozie.executor.jpa.JPAExecutor#getName() 039 */ 040 @Override 041 public String getName() { 042 return "BundleJobGetCoordinatorsJPAExecutor"; 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<CoordinatorJobBean> execute(EntityManager em) throws JPAExecutorException { 051 List<CoordinatorJobBean> coordJobBeans; 052 try { 053 Query q = em.createNamedQuery("GET_COORD_JOBS_FOR_BUNDLE"); 054 q.setParameter("bundleId", bundleId); 055 coordJobBeans = q.getResultList(); 056 057 for (CoordinatorJobBean cjBean : coordJobBeans) { 058 cjBean.setStatus(cjBean.getStatus()); 059 cjBean.setTimeUnit(cjBean.getTimeUnit()); 060 cjBean.setStartTimestamp(cjBean.getStartTimestamp()); 061 cjBean.setEndTimestamp(cjBean.getEndTimestamp()); 062 cjBean.setNextMaterializedTimestamp(cjBean.getNextMaterializedTimestamp()); 063 } 064 065 return coordJobBeans; 066 } 067 catch (Exception e) { 068 throw new JPAExecutorException(ErrorCode.E0603, e); 069 } 070 } 071 }