001/** 002 * Licensed to the Apache Software Foundation (ASF) under one 003 * or more contributor license agreements. See the NOTICE file 004 * distributed with this work for additional information 005 * regarding copyright ownership. The ASF licenses this file 006 * to you under the Apache License, Version 2.0 (the 007 * "License"); you may not use this file except in compliance 008 * with the License. You may obtain a copy of the License at 009 * 010 * http://www.apache.org/licenses/LICENSE-2.0 011 * 012 * Unless required by applicable law or agreed to in writing, software 013 * distributed under the License is distributed on an "AS IS" BASIS, 014 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 015 * See the License for the specific language governing permissions and 016 * limitations under the License. 017 */ 018 019package org.apache.oozie.executor.jpa; 020 021import java.sql.Timestamp; 022import java.util.List; 023 024import javax.persistence.EntityManager; 025import javax.persistence.Query; 026 027import org.apache.oozie.CoordinatorActionBean; 028import org.apache.oozie.ErrorCode; 029import org.apache.oozie.StringBlob; 030import org.apache.oozie.client.CoordinatorAction; 031import org.apache.oozie.util.DateUtils; 032import org.apache.oozie.util.ParamChecker; 033 034/** 035 * Load coordinator action by externalId. 036 */ 037public class CoordActionGetForExternalIdJPAExecutor implements JPAExecutor<CoordinatorActionBean> { 038 039 private String externalId = null; 040 041 public CoordActionGetForExternalIdJPAExecutor(String externalId) { 042 ParamChecker.notNull(externalId, "externalId"); 043 this.externalId = externalId; 044 } 045 046 /* (non-Javadoc) 047 * @see org.apache.oozie.executor.jpa.JPAExecutor#getName() 048 */ 049 @Override 050 public String getName() { 051 return "CoordActionGetForExternalIdJPAExecutor"; 052 } 053 054 /* (non-Javadoc) 055 * @see org.apache.oozie.executor.jpa.JPAExecutor#execute(javax.persistence.EntityManager) 056 */ 057 @Override 058 @SuppressWarnings("unchecked") 059 public CoordinatorActionBean execute(EntityManager em) throws JPAExecutorException { 060 try { 061 CoordinatorActionBean caBean = null; 062 Query q = em.createNamedQuery("GET_COORD_ACTION_FOR_EXTERNALID"); 063 q.setParameter("externalId", externalId); 064 List<Object[]> actionArr = q.getResultList(); 065 // Actionarr may be empty if the CoordAction table is not yet updated by CoordActionStart thread 066 if (actionArr.size() > 0) { 067 caBean = getBeanForRunningCoordAction(actionArr.get(0)); 068 } 069 return caBean; 070 } 071 catch (Exception e) { 072 throw new JPAExecutorException(ErrorCode.E0603, e.getMessage(), e); 073 } 074 } 075 076 private CoordinatorActionBean getBeanForRunningCoordAction(Object arr[]) { 077 CoordinatorActionBean bean = new CoordinatorActionBean(); 078 if (arr[0] != null) { 079 bean.setId((String) arr[0]); 080 } 081 if (arr[1] != null) { 082 bean.setJobId((String) arr[1]); 083 } 084 if (arr[2] != null) { 085 bean.setStatus(CoordinatorAction.Status.valueOf((String) arr[2])); 086 } 087 if (arr[3] != null) { 088 bean.setPending((Integer) arr[3]); 089 } 090 if (arr[4] != null) { 091 bean.setExternalId((String) arr[4]); 092 } 093 if (arr[5] != null) { 094 bean.setLastModifiedTime(DateUtils.toDate((Timestamp) arr[5])); 095 } 096 if (arr[6] != null){ 097 bean.setSlaXmlBlob((StringBlob) arr[6]); 098 } 099 if (arr[7] != null){ 100 bean.setNominalTime(DateUtils.toDate((Timestamp) arr[7])); 101 } 102 if (arr[8] != null){ 103 bean.setCreatedTime(DateUtils.toDate((Timestamp) arr[8])); 104 } 105 return bean; 106 } 107 108 109}