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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.command.bundle;
019
020 import java.util.Date;
021 import java.util.List;
022
023 import org.apache.oozie.BundleActionBean;
024 import org.apache.oozie.BundleJobBean;
025 import org.apache.oozie.ErrorCode;
026 import org.apache.oozie.XException;
027 import org.apache.oozie.client.Job;
028 import org.apache.oozie.command.CommandException;
029 import org.apache.oozie.command.PreconditionException;
030 import org.apache.oozie.command.ResumeTransitionXCommand;
031 import org.apache.oozie.command.coord.CoordResumeXCommand;
032 import org.apache.oozie.executor.jpa.BundleActionUpdateJPAExecutor;
033 import org.apache.oozie.executor.jpa.BundleActionsGetJPAExecutor;
034 import org.apache.oozie.executor.jpa.BundleJobGetJPAExecutor;
035 import org.apache.oozie.executor.jpa.BundleJobUpdateJPAExecutor;
036 import org.apache.oozie.executor.jpa.JPAExecutorException;
037 import org.apache.oozie.service.JPAService;
038 import org.apache.oozie.service.Services;
039 import org.apache.oozie.util.InstrumentUtils;
040 import org.apache.oozie.util.LogUtils;
041 import org.apache.oozie.util.ParamChecker;
042
043 public class BundleJobResumeXCommand extends ResumeTransitionXCommand {
044
045 private final String bundleId;
046 private JPAService jpaService = null;
047 private BundleJobBean bundleJob;
048 private List<BundleActionBean> bundleActions;
049
050 /**
051 * Constructor to create the Bundle Resume Command.
052 *
053 * @param jobId : Bundle Id
054 */
055 public BundleJobResumeXCommand(String jobId) {
056 super("bundle_resume", "bundle_resume", 1);
057 this.bundleId = ParamChecker.notNull(jobId, "BundleId");
058 }
059
060 /* (non-Javadoc)
061 * @see org.apache.oozie.command.ResumeTransitionXCommand#resumeChildren()
062 */
063 @Override
064 public void resumeChildren() throws CommandException {
065 try {
066 for (BundleActionBean action : bundleActions) {
067 if (action.getStatus() == Job.Status.SUSPENDED || action.getStatus() == Job.Status.PREPSUSPENDED) {
068 // queue a CoordResumeXCommand
069 if (action.getCoordId() != null) {
070 queue(new CoordResumeXCommand(action.getCoordId()));
071 updateBundleAction(action);
072 LOG.debug("Resume bundle action = [{0}], new status = [{1}], pending = [{2}] and queue CoordResumeXCommand for [{3}]",
073 action.getBundleActionId(), action.getStatus(), action.getPending(), action
074 .getCoordId());
075 }
076 else {
077 updateBundleAction(action);
078 LOG.debug("Resume bundle action = [{0}], new status = [{1}], pending = [{2}] and coord id is null",
079 action.getBundleActionId(), action.getStatus(), action.getPending());
080 }
081 }
082 }
083 LOG.debug("Resume bundle actions for the bundle=[{0}]", bundleId);
084 }
085 catch (XException ex) {
086 throw new CommandException(ex);
087 }
088 }
089
090 private void updateBundleAction(BundleActionBean action) throws CommandException {
091 if (action.getStatus() == Job.Status.PREPSUSPENDED) {
092 action.setStatus(Job.Status.PREP);
093 }
094 else if (action.getStatus() == Job.Status.SUSPENDED) {
095 action.setStatus(Job.Status.RUNNING);
096 }
097 action.incrementAndGetPending();
098 action.setLastModifiedTime(new Date());
099 try {
100 jpaService.execute(new BundleActionUpdateJPAExecutor(action));
101 }
102 catch (JPAExecutorException e) {
103 throw new CommandException(e);
104 }
105 }
106
107 /* (non-Javadoc)
108 * @see org.apache.oozie.command.TransitionXCommand#notifyParent()
109 */
110 @Override
111 public void notifyParent() throws CommandException {
112
113 }
114
115 /* (non-Javadoc)
116 * @see org.apache.oozie.command.TransitionXCommand#updateJob()
117 */
118 @Override
119 public void updateJob() throws CommandException {
120 InstrumentUtils.incrJobCounter("bundle_resume", 1, null);
121 bundleJob.setSuspendedTime(null);
122 bundleJob.setLastModifiedTime(new Date());
123 LOG.debug("Resume bundle job id = " + bundleId + ", status = " + bundleJob.getStatus() + ", pending = " + bundleJob.isPending());
124 try {
125 jpaService.execute(new BundleJobUpdateJPAExecutor(bundleJob));
126 }
127 catch (JPAExecutorException e) {
128 throw new CommandException(e);
129 }
130 }
131
132 /* (non-Javadoc)
133 * @see org.apache.oozie.command.XCommand#getEntityKey()
134 */
135 @Override
136 protected String getEntityKey() {
137 return bundleId;
138 }
139
140 /* (non-Javadoc)
141 * @see org.apache.oozie.command.XCommand#isLockRequired()
142 */
143 @Override
144 protected boolean isLockRequired() {
145 return true;
146 }
147
148 /* (non-Javadoc)
149 * @see org.apache.oozie.command.XCommand#loadState()
150 */
151 @Override
152 protected void loadState() throws CommandException {
153 jpaService = Services.get().get(JPAService.class);
154 if (jpaService == null) {
155 throw new CommandException(ErrorCode.E0610);
156 }
157
158 try {
159 bundleJob = jpaService.execute(new BundleJobGetJPAExecutor(bundleId));
160 bundleActions = jpaService.execute(new BundleActionsGetJPAExecutor(bundleId));
161 }
162 catch (Exception Ex) {
163 throw new CommandException(ErrorCode.E0604, bundleId);
164 }
165
166 LogUtils.setLogInfo(bundleJob, logInfo);
167 }
168
169 /* (non-Javadoc)
170 * @see org.apache.oozie.command.XCommand#verifyPrecondition()
171 */
172 @Override
173 protected void verifyPrecondition() throws CommandException, PreconditionException {
174 if (bundleJob.getStatus() != Job.Status.SUSPENDED && bundleJob.getStatus() != Job.Status.PREPSUSPENDED) {
175 throw new PreconditionException(ErrorCode.E1100, "BundleResumeCommand not Resumed - "
176 + "job not in SUSPENDED/PREPSUSPENDED state " + bundleId);
177 }
178 }
179
180 /* (non-Javadoc)
181 * @see org.apache.oozie.command.TransitionXCommand#getJob()
182 */
183 @Override
184 public Job getJob() {
185 return bundleJob;
186 }
187 }