This project has retired. For details please refer to its
Attic page.
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
019 package org.apache.oozie.util;
020
021 import java.text.ParseException;
022 import java.util.ArrayList;
023 import java.util.Date;
024 import java.util.HashSet;
025 import java.util.List;
026 import java.util.Set;
027
028 import org.apache.oozie.CoordinatorActionBean;
029 import org.apache.oozie.CoordinatorActionInfo;
030 import org.apache.oozie.ErrorCode;
031 import org.apache.oozie.XException;
032 import org.apache.oozie.command.PreconditionException;
033 import org.apache.oozie.executor.jpa.CoordJobGetActionIdsForDateRangeJPAExecutor;
034 import org.apache.oozie.executor.jpa.CoordJobGetActionsForDatesJPAExecutor;
035 import org.apache.oozie.executor.jpa.JPAExecutorException;
036 import org.apache.oozie.service.JPAService;
037 import org.apache.oozie.service.Services;
038 import org.apache.oozie.util.DateUtils;
039 import org.apache.oozie.util.ParamChecker;
040 /**
041 * This class provides the utility of listing
042 * coordinator actions that were executed between a certain
043 * date range. This is helpful in turn for retrieving the
044 * required logs in that date range.
045 */
046 public class CoordActionsInDateRange {
047
048 /**
049 * Get the list of Coordinator action Ids for given date ranges
050 *
051 * @param jobId coordinator job id
052 * @param scope the date range for log. format is comma-separated list of date ranges. Each date range element is specified with two dates separated by '::'
053 * @return the list of coordinator action Ids for the date range
054 *
055 * Internally involves a database operation by invoking method 'getActionIdsFromDateRange'.
056 */
057 public static List<String> getCoordActionIdsFromDates(String jobId, String scope) throws XException {
058 ParamChecker.notEmpty(jobId, "jobId");
059 ParamChecker.notEmpty(scope, "scope");
060 Set<String> actionSet = new HashSet<String>();
061 String[] list = scope.split(",");
062 for (String s : list) {
063 s = s.trim();
064 if (s.contains("::")) {
065 List<String> listOfActions = getCoordActionIdsFromDateRange(jobId, s);
066 actionSet.addAll(listOfActions);
067 }
068 else {
069 throw new XException(ErrorCode.E0308, "'" + s + "'. Separator '::' is missing for start and end dates of range");
070 }
071 }
072 return new ArrayList<String>(actionSet);
073 }
074
075 /**
076 * Get the coordinator actions for a given date range
077 * @param jobId the coordinator job id
078 * @param range the date range separated by '::'
079 * @return the list of Coordinator actions for the date range
080 * @throws XException
081 */
082 public static List<CoordinatorActionBean> getCoordActionsFromDateRange(String jobId, String range) throws XException{
083 String[] dateRange = range.split("::");
084 // This block checks for errors in the format of specifying date range
085 if (dateRange.length != 2) {
086 throw new XException(ErrorCode.E0308, "'" + range + "'. Date value expected on both sides of the scope resolution operator '::' to signify start and end of range");
087 }
088 Date start;
089 Date end;
090 try {
091 // Get the start and end dates for the range
092 start = DateUtils.parseDateUTC(dateRange[0].trim());
093 end = DateUtils.parseDateUTC(dateRange[1].trim());
094 }
095 catch (ParseException dx) {
096 throw new XException(ErrorCode.E0308, "Error in parsing start or end date. " + dx);
097 }
098 if (start.after(end)) {
099 throw new XException(ErrorCode.E0308, "'" + range + "'. Start date '" + start + "' is older than end date: '" + end + "'");
100 }
101 List<CoordinatorActionBean> listOfActions = getActionsFromDateRange(jobId, start, end);
102 return listOfActions;
103 }
104
105 /**
106 * Get the coordinator actions for a given date range
107 * @param jobId the coordinator job id
108 * @param range the date range separated by '::'
109 * @return the list of Coordinator actions for the date range
110 * @throws XException
111 */
112 public static List<String> getCoordActionIdsFromDateRange(String jobId, String range) throws XException{
113 String[] dateRange = range.split("::");
114 // This block checks for errors in the format of specifying date range
115 if (dateRange.length != 2) {
116 throw new XException(ErrorCode.E0308, "'" + range + "'. Date value expected on both sides of the scope resolution operator '::' to signify start and end of range");
117 }
118 Date start;
119 Date end;
120 try {
121 // Get the start and end dates for the range
122 start = DateUtils.parseDateUTC(dateRange[0].trim());
123 end = DateUtils.parseDateUTC(dateRange[1].trim());
124 }
125 catch (ParseException dx) {
126 throw new XException(ErrorCode.E0308, "Error in parsing start or end date. " + dx);
127 }
128 if (start.after(end)) {
129 throw new XException(ErrorCode.E0308, "'" + range + "'. Start date '" + start + "' is older than end date: '" + end + "'");
130 }
131 List<String> list = null;
132 JPAService jpaService = Services.get().get(JPAService.class);
133 list = jpaService.execute(new CoordJobGetActionIdsForDateRangeJPAExecutor(jobId, start, end));
134 return list;
135 }
136
137 /*
138 * Get coordinator action ids between given start and end time
139 *
140 * @param jobId coordinator job id
141 * @param start start time
142 * @param end end time
143 * @return a list of coordinator actions that correspond to the date range
144 */
145 private static List<CoordinatorActionBean> getActionsFromDateRange(String jobId, Date start, Date end) throws XException{
146 List<CoordinatorActionBean> list;
147 JPAService jpaService = Services.get().get(JPAService.class);
148 list = jpaService.execute(new CoordJobGetActionsForDatesJPAExecutor(jobId, start, end));
149 return list;
150 }
151 }