| /** |
| * 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.command.coord; |
| |
| import org.apache.oozie.CoordinatorActionBean; |
| import org.apache.oozie.CoordinatorEngine.FILTER_COMPARATORS; |
| import org.apache.oozie.CoordinatorJobBean; |
| import org.apache.oozie.ErrorCode; |
| import org.apache.oozie.XException; |
| import org.apache.oozie.command.CommandException; |
| import org.apache.oozie.command.PreconditionException; |
| import org.apache.oozie.executor.jpa.CoordActionsCountForJobIdJPAExecutor; |
| import org.apache.oozie.executor.jpa.CoordJobGetActionsSubsetJPAExecutor; |
| import org.apache.oozie.executor.jpa.CoordJobGetJPAExecutor; |
| import org.apache.oozie.service.JPAService; |
| import org.apache.oozie.service.Services; |
| import org.apache.oozie.util.Pair; |
| import org.apache.oozie.util.ParamChecker; |
| |
| import java.util.ArrayList; |
| import java.util.List; |
| import java.util.Map; |
| |
| /** |
| * Command for loading a coordinator job information |
| */ |
| public class CoordJobXCommand extends CoordinatorXCommand<CoordinatorJobBean> { |
| private final String id; |
| private final boolean getActionInfo; |
| private int offset = 1; |
| private int len = Integer.MAX_VALUE; |
| private boolean desc = false; |
| private Map<Pair<String, FILTER_COMPARATORS>, List<Object>> filterMap; |
| |
| /** |
| * Constructor for loading a coordinator job information |
| * |
| * @param id coord jobId |
| */ |
| public CoordJobXCommand(String id) { |
| this(id, null, 1, Integer.MAX_VALUE, false); |
| } |
| |
| /** |
| * Constructor for loading a coordinator job information |
| * @param id coord jobId |
| * @param filterMap filters |
| * @param offset starting index in the list of actions belonging to the job |
| * @param length number of actions to be returned |
| * @param desc boolean for whether the actions returned are in descending order |
| */ |
| public CoordJobXCommand(String id, Map<Pair<String, FILTER_COMPARATORS>, List<Object>> filterMap, int offset, |
| int length, boolean desc) { |
| super("job.info", "job.info", 1); |
| this.id = ParamChecker.notEmpty(id, "id"); |
| this.getActionInfo = true; |
| this.filterMap = filterMap; |
| this.offset = offset; |
| this.len = length; |
| this.desc = desc; |
| } |
| |
| /** |
| * Constructor for loading a coordinator job information |
| * |
| * @param id coord jobId |
| * @param getActionInfo false to ignore loading actions for the job |
| */ |
| public CoordJobXCommand(String id, boolean getActionInfo) { |
| super("job.info", "job.info", 1); |
| this.id = ParamChecker.notEmpty(id, "id"); |
| this.getActionInfo = getActionInfo; |
| } |
| |
| @Override |
| protected boolean isLockRequired() { |
| return false; |
| } |
| |
| @Override |
| public String getEntityKey() { |
| return this.id; |
| } |
| |
| @Override |
| protected void loadState() throws CommandException { |
| } |
| |
| @Override |
| protected void verifyPrecondition() throws CommandException, PreconditionException { |
| } |
| |
| @Override |
| protected CoordinatorJobBean execute() throws CommandException { |
| try { |
| JPAService jpaService = Services.get().get(JPAService.class); |
| CoordinatorJobBean coordJob = null; |
| if (jpaService != null) { |
| coordJob = jpaService.execute(new CoordJobGetJPAExecutor(id)); |
| if (getActionInfo) { |
| int numAction = jpaService.execute(new CoordActionsCountForJobIdJPAExecutor(id, filterMap)); |
| List<CoordinatorActionBean> coordActions = null; |
| if (len == 0) { |
| coordActions = new ArrayList<CoordinatorActionBean>(); |
| } |
| else { |
| coordActions = jpaService.execute(new CoordJobGetActionsSubsetJPAExecutor(id, filterMap, offset, |
| len, desc)); |
| } |
| coordJob.setActions(coordActions); |
| coordJob.setNumActions(numAction); |
| } |
| } |
| else { |
| LOG.error(ErrorCode.E0610); |
| } |
| return coordJob; |
| } |
| catch (XException ex) { |
| throw new CommandException(ex); |
| } |
| } |
| |
| } |