HDFS-4294. Backwards compatibility is not maintained for TestVolumeId. Contributed by Ivan A. Veselovsky and Robert Parker.

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-2@1419877 13f79535-47bb-0310-9956-ffa450edef68

hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt

@@ -423,6 +423,9 @@ Release 2.0.3-alpha - Unreleased
     HDFS-4017. Unclosed FileInputStream in GetJournalEditServlet
     (Chao Shi via todd)
 
+    HDFS-4294. Backwards compatibility is not maintained for TestVolumeId.
+    (Ivan A. Veselovsky and Robert Parker via atm)
+
 Release 2.0.2-alpha - 2012-09-07 
 
   INCOMPATIBLE CHANGES

hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/fs/TestVolumeId.java

@@ -51,7 +51,7 @@ public class TestVolumeId {
   }
   
   @SuppressWarnings("unchecked")
-  private <T> void testEq(final boolean eq, Comparable<? super T> id1, Comparable<? super T> id2) {
+  private <T> void testEq(final boolean eq, Comparable<T> id1, Comparable<T> id2) {
     final int h1 = id1.hashCode();
     final int h2 = id2.hashCode();
     
@@ -99,8 +99,8 @@ public class TestVolumeId {
   }
   
   @SuppressWarnings("unchecked")
-  private <T> void testEqMany(final boolean eq, Comparable<? super T>... volumeIds) {
-    Comparable<? super T> vidNext;
+  private <T> void testEqMany(final boolean eq, Comparable<T>... volumeIds) {
+    Comparable<T> vidNext;
     int sum = 0;
     for (int i=0; i<volumeIds.length; i++) {
       if (i == volumeIds.length - 1) {