| /** |
| * 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 java.util.ArrayList; |
| import java.util.List; |
| import java.util.Objects; |
| |
| import javax.persistence.EntityManager; |
| import javax.persistence.Query; |
| |
| import org.apache.oozie.CoordinatorActionBean; |
| import org.apache.oozie.ErrorCode; |
| import org.apache.oozie.client.CoordinatorAction; |
| import org.apache.oozie.util.DateUtils; |
| |
| /** |
| * Load coordinator actions in READY state for a coordinator job. |
| */ |
| public class CoordJobGetReadyActionsJPAExecutor implements JPAExecutor<List<CoordinatorActionBean>> { |
| |
| private String coordJobId = null; |
| private String executionOrder = null; |
| |
| public CoordJobGetReadyActionsJPAExecutor(String coordJobId, String executionOrder) { |
| Objects.requireNonNull(coordJobId, "coordJobId cannot be null"); |
| this.coordJobId = coordJobId; |
| this.executionOrder = executionOrder; |
| } |
| |
| @Override |
| public String getName() { |
| return "CoordJobGetReadyActionsJPAExecutor"; |
| } |
| |
| @Override |
| @SuppressWarnings("unchecked") |
| public List<CoordinatorActionBean> execute(EntityManager em) throws JPAExecutorException { |
| List<CoordinatorActionBean> actionBeans = null; |
| try { |
| Query q; |
| // check if executionOrder is FIFO, LIFO, LAST_ONLY, or NONE |
| if (executionOrder.equalsIgnoreCase("FIFO")) { |
| q = em.createNamedQuery("GET_COORD_ACTIONS_FOR_JOB_FIFO"); |
| } |
| else { // LIFO, LAST_ONLY, or NONE |
| q = em.createNamedQuery("GET_COORD_ACTIONS_FOR_JOB_LIFO"); |
| } |
| q.setParameter("jobId", coordJobId); |
| |
| List<Object[]> objectArrList = q.getResultList(); |
| actionBeans = new ArrayList<CoordinatorActionBean>(); |
| for (Object[] arr : objectArrList) { |
| CoordinatorActionBean caa = getBeanForCoordinatorActionFromArray(arr); |
| actionBeans.add(caa); |
| } |
| return actionBeans; |
| } |
| catch (Exception e) { |
| throw new JPAExecutorException(ErrorCode.E0603, e.getMessage(), e); |
| } |
| } |
| |
| private CoordinatorActionBean getBeanForCoordinatorActionFromArray(Object arr[]) { |
| CoordinatorActionBean bean = new CoordinatorActionBean(); |
| if (arr[0] != null) { |
| bean.setId((String) arr[0]); |
| } |
| if (arr[1] != null) { |
| bean.setActionNumber((Integer) arr[1]); |
| } |
| if (arr[2] != null) { |
| bean.setJobId((String) arr[2]); |
| } |
| if (arr[3] != null) { |
| bean.setStatus(CoordinatorAction.Status.valueOf((String) arr[3])); |
| } |
| if (arr[4] != null) { |
| bean.setPending((Integer) arr[4]); |
| } |
| if (arr[5] != null) { |
| bean.setNominalTime(DateUtils.toDate((Timestamp) arr[5])); |
| } |
| if (arr[6] != null) { |
| bean.setCreatedTime(DateUtils.toDate((Timestamp) arr[6])); |
| } |
| return bean; |
| } |
| |
| } |