HADOOP-7778. FindBugs warning in Token.getKind().

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1190095 13f79535-47bb-0310-9956-ffa450edef68

hadoop-common-project/hadoop-common/CHANGES.txt

@@ -762,7 +762,9 @@ Release 0.23.0 - Unreleased
     Eagles via acmurthy) 
 
     HADOOP-7764. Allow HttpServer to set both ACL list and path spec filters. 
-    (Jonathan Eagles via acmurthy) 
+    (Jonathan Eagles via acmurthy)
+
+    HADOOP-7778. FindBugs warning in Token.getKind(). (tomwhite)
 
 Release 0.22.0 - Unreleased
 

hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/security/token/Token.java

@@ -119,7 +119,7 @@ public class Token<T extends TokenIdentifier> implements Writable {
    * Get the token kind
    * @return the kind of the token
    */
-  public Text getKind() {
+  public synchronized Text getKind() {
     return kind;
   }