MAPREDUCE-5220. Fix backward incompatibility for TaskCompletionEvent by adding back setTaskID. Contributed by Zhijie Shen.

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1489187 13f79535-47bb-0310-9956-ffa450edef68

hadoop-mapreduce-project/CHANGES.txt

@@ -481,6 +481,9 @@ Release 2.1.0-beta - UNRELEASED
     of the entire Container in the startContainer call - YARN-684.
     (Vinod Kumar Vavilapalli via sseth)
 
+    MAPREDUCE-5220. Fix backward incompatibility for TaskCompletionEvent by
+    adding back setTaskID. (Zhijie Shen via acmurthy) 
+
   BREAKDOWN OF HADOOP-8562 SUBTASKS
 
     MAPREDUCE-4739. Some MapReduce tests fail to find winutils.

hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/TaskCompletionEvent.java

@@ -105,7 +105,17 @@ public class TaskCompletionEvent
   public void setTaskId(String taskId) {
     this.setTaskAttemptId(TaskAttemptID.forName(taskId));
   }
-  
+
+  /**
+   * Sets task id.
+   * @param taskId
+   * @deprecated use {@link #setTaskAttemptId(TaskAttemptID)} instead.
+   */
+  @Deprecated
+  public void setTaskID(TaskAttemptID taskId) {
+    this.setTaskAttemptId(taskId);
+  }
+
   /**
    * Sets task id. 
    * @param taskId