| /** |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| package org.apache.oozie.executor.jpa; |
| |
| import java.sql.Timestamp; |
| |
| import javax.persistence.EntityManager; |
| import javax.persistence.Query; |
| |
| import org.apache.oozie.ErrorCode; |
| |
| /** |
| * Count the number of Coordinator children of a parent bundle that are not ready to be purged |
| */ |
| public class CoordJobsCountNotForPurgeFromParentIdJPAExecutor implements JPAExecutor<Long> { |
| |
| private static final long DAY_IN_MS = 24 * 60 * 60 * 1000; |
| private long olderThanDays; |
| private String parentId; |
| |
| public CoordJobsCountNotForPurgeFromParentIdJPAExecutor(long olderThanDays, String parentId) { |
| this.olderThanDays = olderThanDays; |
| this.parentId = parentId; |
| } |
| |
| @Override |
| public String getName() { |
| return "CoordJobsCountNotForPurgeFromParentIdJPAExecutor"; |
| } |
| |
| @Override |
| @SuppressWarnings("unchecked") |
| public Long execute(EntityManager em) throws JPAExecutorException { |
| Long count = 0L; |
| try { |
| Timestamp lastModTm = new Timestamp(System.currentTimeMillis() - (olderThanDays * DAY_IN_MS)); |
| Query jobQ = em.createNamedQuery("GET_COORD_COUNT_WITH_PARENT_ID_NOT_READY_FOR_PURGE"); |
| jobQ.setParameter("parentId", parentId); |
| jobQ.setParameter("lastModTime", lastModTm); |
| count = (Long) jobQ.getSingleResult(); |
| } |
| catch (Exception e) { |
| throw new JPAExecutorException(ErrorCode.E0603, e.getMessage(), e); |
| } |
| return count; |
| } |
| |
| } |