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 package org.apache.oozie.executor.jpa; 019 020 import javax.persistence.EntityManager; 021 import javax.persistence.Query; 022 023 import org.apache.oozie.ErrorCode; 024 import org.apache.oozie.util.ParamChecker; 025 026 /** 027 * Retrieve the name of the user submitting the bundle job 028 * 029 */ 030 public class BundleJobGetForUserJPAExecutor implements JPAExecutor<String> { 031 032 private String bundleJobId = null; 033 034 public BundleJobGetForUserJPAExecutor(String bundleJobId) { 035 ParamChecker.notNull(bundleJobId, "bundleJobId"); 036 this.bundleJobId = bundleJobId; 037 } 038 039 /* 040 * (non-Javadoc) 041 * 042 * @see org.apache.oozie.executor.jpa.JPAExecutor#getName() 043 */ 044 public String getName() { 045 return "BundleJobGetForUserJPAExecutor"; 046 } 047 048 /* 049 * (non-Javadoc) 050 * 051 * @see org.apache.oozie.executor.jpa.JPAExecutor#execute(javax.persistence. 052 * EntityManager) 053 */ 054 @Override 055 public String execute(EntityManager em) throws JPAExecutorException { 056 try { 057 Query q = em.createNamedQuery("GET_BUNDLE_JOB_FOR_USER"); 058 q.setParameter("id", bundleJobId); 059 String user = (String) q.getSingleResult(); 060 return user; 061 } 062 catch (Exception e) { 063 throw new JPAExecutorException(ErrorCode.E0603, e.getMessage(), e); 064 } 065 } 066 067 }