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.sla; 019 020 import java.util.List; 021 022 import javax.persistence.EntityManager; 023 import javax.persistence.Query; 024 025 import org.apache.oozie.ErrorCode; 026 import org.apache.oozie.executor.jpa.JPAExecutor; 027 import org.apache.oozie.executor.jpa.JPAExecutorException; 028 import org.apache.oozie.sla.SLASummaryBean; 029 030 /** 031 * Load the list of SLASummaryBean (for dashboard) and return the list. 032 */ 033 public class SLASummaryGetJPAExecutor implements JPAExecutor<SLASummaryBean> { 034 035 private String id = null; 036 037 public SLASummaryGetJPAExecutor(String id) { 038 this.id = id; 039 } 040 041 @Override 042 public String getName() { 043 return "SLASummaryGetJPAExecutor"; 044 } 045 046 @SuppressWarnings("unchecked") 047 @Override 048 public SLASummaryBean execute(EntityManager em) throws JPAExecutorException { 049 List<SLASummaryBean> ssBeans; 050 Query q; 051 try { 052 q = em.createNamedQuery("GET_SLA_SUMMARY"); 053 q.setParameter("id", id); 054 ssBeans = q.getResultList(); 055 } 056 catch (Exception e) { 057 throw new JPAExecutorException(ErrorCode.E0603, e.getMessage(), e); 058 } 059 SLASummaryBean slaSummaryBean = null; 060 if (ssBeans != null && ssBeans.size() > 0) { 061 slaSummaryBean = ssBeans.get(0); 062 } 063 return slaSummaryBean; 064 } 065 066 }