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.hadoop.mapred;
019    
020    import java.util.ArrayList;
021    import java.util.Collection;
022    import java.util.List;
023    
024    import org.apache.hadoop.classification.InterfaceAudience;
025    import org.apache.hadoop.classification.InterfaceStability;
026    
027    /** A report on the state of a task. 
028     * @deprecated Use {@link org.apache.hadoop.mapreduce.TaskReport} instead
029     **/
030    @Deprecated
031    @InterfaceAudience.Public
032    @InterfaceStability.Stable
033    public class TaskReport extends org.apache.hadoop.mapreduce.TaskReport {
034      
035      public TaskReport() {
036        super();
037      }
038      
039      /**
040       * Creates a new TaskReport object
041       * @param taskid
042       * @param progress
043       * @param state
044       * @param diagnostics
045       * @param startTime
046       * @param finishTime
047       * @param counters
048       * @deprecated
049       */
050      @Deprecated
051      TaskReport(TaskID taskid, float progress, String state,
052          String[] diagnostics, long startTime, long finishTime,
053          Counters counters) {
054        this(taskid, progress, state, diagnostics, null, startTime, finishTime, 
055            counters);
056      }
057      
058      /**
059       * Creates a new TaskReport object
060       * @param taskid
061       * @param progress
062       * @param state
063       * @param diagnostics
064       * @param currentStatus
065       * @param startTime
066       * @param finishTime
067       * @param counters
068       */
069      TaskReport(TaskID taskid, float progress, String state,
070                 String[] diagnostics, TIPStatus currentStatus, 
071                 long startTime, long finishTime,
072                 Counters counters) {
073        super(taskid, progress, state, diagnostics, currentStatus, startTime,
074          finishTime, new org.apache.hadoop.mapreduce.Counters(counters));
075      }
076      
077      static TaskReport downgrade(
078          org.apache.hadoop.mapreduce.TaskReport report) {
079        return new TaskReport(TaskID.downgrade(report.getTaskId()),
080          report.getProgress(), report.getState(), report.getDiagnostics(),
081          report.getCurrentStatus(), report.getStartTime(), report.getFinishTime(),
082          Counters.downgrade(report.getTaskCounters()));
083      }
084      
085      static TaskReport[] downgradeArray(org.apache.hadoop.
086          mapreduce.TaskReport[] reports) {
087        List<TaskReport> ret = new ArrayList<TaskReport>();
088        for (org.apache.hadoop.mapreduce.TaskReport report : reports) {
089          ret.add(downgrade(report));
090        }
091        return ret.toArray(new TaskReport[0]);
092      }
093      
094      /** The id of the task. */
095      public TaskID getTaskID() { return TaskID.downgrade(super.getTaskId()); }
096      
097      public Counters getCounters() { 
098        return Counters.downgrade(super.getTaskCounters()); 
099      }
100      
101      /** 
102       * set successful attempt ID of the task. 
103       */ 
104      public void setSuccessfulAttempt(TaskAttemptID t) {
105        super.setSuccessfulAttemptId(t);
106      }
107      /**
108       * Get the attempt ID that took this task to completion
109       */
110      public TaskAttemptID getSuccessfulTaskAttempt() {
111        return TaskAttemptID.downgrade(super.getSuccessfulTaskAttemptId());
112      }
113      /** 
114       * set running attempt(s) of the task. 
115       */ 
116      public void setRunningTaskAttempts(
117          Collection<TaskAttemptID> runningAttempts) {
118        Collection<org.apache.hadoop.mapreduce.TaskAttemptID> attempts = 
119          new ArrayList<org.apache.hadoop.mapreduce.TaskAttemptID>();
120        for (TaskAttemptID id : runningAttempts) {
121          attempts.add(id);
122        }
123        super.setRunningTaskAttemptIds(attempts);
124      }
125      /**
126       * Get the running task attempt IDs for this task
127       */
128      public Collection<TaskAttemptID> getRunningTaskAttempts() {
129        Collection<TaskAttemptID> attempts = new ArrayList<TaskAttemptID>();
130        for (org.apache.hadoop.mapreduce.TaskAttemptID id : 
131             super.getRunningTaskAttemptIds()) {
132          attempts.add(TaskAttemptID.downgrade(id));
133        }
134        return attempts;
135      }
136      
137      /** 
138       * set finish time of task. 
139       * @param finishTime finish time of task. 
140       */
141      protected void setFinishTime(long finishTime) {
142        super.setFinishTime(finishTime);
143      }
144    
145      /** 
146       * set start time of the task. 
147       */ 
148      protected void setStartTime(long startTime) {
149        super.setStartTime(startTime);
150      }
151    
152    }