HDFS-5726. Fix compilation error in AbstractINodeDiff for JDK7. Contributed by Jing Zhao.

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1556433 13f79535-47bb-0310-9956-ffa450edef68

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

@@ -473,6 +473,8 @@ Trunk (Unreleased)
     HDFS-5724. modifyCacheDirective logging audit log command wrongly as
     addCacheDirective (Uma Maheswara Rao G via Colin Patrick McCabe)
 
+    HDFS-5726. Fix compilation error in AbstractINodeDiff for JDK7. (jing9)
+
 Release 2.4.0 - UNRELEASED
 
   INCOMPATIBLE CHANGES

hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/snapshot/AbstractINodeDiff.java

@@ -130,8 +130,8 @@ abstract class AbstractINodeDiff<N extends INode,
 
   @Override
   public String toString() {
-    return getClass().getSimpleName() + ": " + snapshotId + " (post="
-        + (posteriorDiff == null? null: posteriorDiff.snapshotId) + ")";
+    return getClass().getSimpleName() + ": " + this.getSnapshotId() + " (post="
+        + (posteriorDiff == null? null: posteriorDiff.getSnapshotId()) + ")";
   }
 
   void writeSnapshot(DataOutput out) throws IOException {