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.List;
021
022 import org.apache.oozie.BundleJobBean;
023 import org.apache.oozie.ErrorCode;
024 import org.apache.oozie.XException;
025 import org.apache.oozie.command.CommandException;
026 import org.apache.oozie.command.PreconditionException;
027 import org.apache.oozie.command.XCommand;
028 import org.apache.oozie.executor.jpa.BundleActionsDeleteForPurgeJPAExecutor;
029 import org.apache.oozie.executor.jpa.BundleJobDeleteJPAExecutor;
030 import org.apache.oozie.executor.jpa.BundleJobsGetForPurgeJPAExecutor;
031 import org.apache.oozie.executor.jpa.JPAExecutorException;
032 import org.apache.oozie.service.JPAService;
033 import org.apache.oozie.service.Services;
034 import org.apache.oozie.util.XLog;
035
036 /**
037 * This class is used for bundle purge command
038 */
039 public class BundlePurgeXCommand extends XCommand<Void> {
040 private JPAService jpaService = null;
041 private final int olderThan;
042 private final int limit;
043 private List<BundleJobBean> jobList = null;
044
045 public BundlePurgeXCommand(int olderThan, int limit) {
046 super("bundle_purge", "bundle_purge", 0);
047 this.olderThan = olderThan;
048 this.limit = limit;
049 }
050
051 /* (non-Javadoc)
052 * @see org.apache.oozie.command.XCommand#loadState()
053 */
054 @Override
055 protected void loadState() throws CommandException {
056 try {
057 jpaService = Services.get().get(JPAService.class);
058
059 if (jpaService != null) {
060 this.jobList = jpaService.execute(new BundleJobsGetForPurgeJPAExecutor(olderThan, limit));
061 }
062 else {
063 throw new CommandException(ErrorCode.E0610);
064 }
065 }
066 catch (XException ex) {
067 throw new CommandException(ex);
068 }
069 }
070
071 /* (non-Javadoc)
072 * @see org.apache.oozie.command.XCommand#execute()
073 */
074 @Override
075 protected Void execute() throws CommandException {
076 LOG.debug("STARTED Bundle-Purge to purge Jobs older than [{0}] days.", olderThan);
077
078 int actionDeleted = 0;
079 if (jobList != null && jobList.size() != 0) {
080 for (BundleJobBean bundle : jobList) {
081 String jobId = bundle.getId();
082 try {
083 jpaService.execute(new BundleJobDeleteJPAExecutor(jobId));
084 actionDeleted += jpaService.execute(new BundleActionsDeleteForPurgeJPAExecutor(jobId));
085 }
086 catch (JPAExecutorException e) {
087 throw new CommandException(e);
088 }
089 }
090 LOG.debug("ENDED Bundle-Purge deleted jobs :" + jobList.size() + " and actions " + actionDeleted);
091 }
092 else {
093 LOG.debug("ENDED Bundle-Purge no Bundle job to be deleted");
094 }
095 return null;
096 }
097
098 /* (non-Javadoc)
099 * @see org.apache.oozie.command.XCommand#getEntityKey()
100 */
101 @Override
102 public String getEntityKey() {
103 return null;
104 }
105
106 /* (non-Javadoc)
107 * @see org.apache.oozie.command.XCommand#isLockRequired()
108 */
109 @Override
110 protected boolean isLockRequired() {
111 return false;
112 }
113
114 /* (non-Javadoc)
115 * @see org.apache.oozie.command.XCommand#verifyPrecondition()
116 */
117 @Override
118 protected void verifyPrecondition() throws CommandException, PreconditionException {
119 }
120 }