svn commit: r1063012 - in /hadoop/common/branches/branch-0.22: CHANGES.txt src/java/org/apache/hadoop/conf/Configuration.java src/java/org/apache/hadoop/security/Groups.java

[shv]

Author: shv
Date: Mon Jan 24 22:02:30 2011
New Revision: 1063012

URL: http://svn.apache.org/viewvc?rev=1063012&view=rev
Log:
HADOOP-7046. Merge -r 1063005:1063006 from trunk to branch 0.22.

Modified:
    hadoop/common/branches/branch-0.22/CHANGES.txt
    
hadoop/common/branches/branch-0.22/src/java/org/apache/hadoop/conf/Configuration.java
    
hadoop/common/branches/branch-0.22/src/java/org/apache/hadoop/security/Groups.java

Modified: hadoop/common/branches/branch-0.22/CHANGES.txt
URL: 
http://svn.apache.org/viewvc/hadoop/common/branches/branch-0.22/CHANGES.txt?rev=1063012&r1=1063011&r2=1063012&view=diff
==============================================================================
--- hadoop/common/branches/branch-0.22/CHANGES.txt (original)
+++ hadoop/common/branches/branch-0.22/CHANGES.txt Mon Jan 24 22:02:30 2011
@@ -392,6 +392,8 @@ Release 0.22.0 - Unreleased
 
     HADOOP-7089. Fix link resolution logic in hadoop-config.sh. (eli)
 
+    HADOOP-7046. Fix Findbugs warning in Configuration. (Po Cheung via shv)
+
 Release 0.21.1 - Unreleased
 
   IMPROVEMENTS

Modified: 
hadoop/common/branches/branch-0.22/src/java/org/apache/hadoop/conf/Configuration.java
URL: 
http://svn.apache.org/viewvc/hadoop/common/branches/branch-0.22/src/java/org/apache/hadoop/conf/Configuration.java?rev=1063012&r1=1063011&r2=1063012&view=diff
==============================================================================
--- 
hadoop/common/branches/branch-0.22/src/java/org/apache/hadoop/conf/Configuration.java
 (original)
+++ 
hadoop/common/branches/branch-0.22/src/java/org/apache/hadoop/conf/Configuration.java
 Mon Jan 24 22:02:30 2011
@@ -1581,7 +1581,6 @@ public class Configuration implements It
   public void writeXml(Writer out) throws IOException {
     Document doc = asXmlDocument();
 
-    Properties properties = getProps();
     try {
       DOMSource source = new DOMSource(doc);
       StreamResult result = new StreamResult(out);

Modified: 
hadoop/common/branches/branch-0.22/src/java/org/apache/hadoop/security/Groups.java
URL: 
http://svn.apache.org/viewvc/hadoop/common/branches/branch-0.22/src/java/org/apache/hadoop/security/Groups.java?rev=1063012&r1=1063011&r2=1063012&view=diff
==============================================================================
--- 
hadoop/common/branches/branch-0.22/src/java/org/apache/hadoop/security/Groups.java
 (original)
+++ 
hadoop/common/branches/branch-0.22/src/java/org/apache/hadoop/security/Groups.java
 Mon Jan 24 22:02:30 2011
@@ -134,7 +134,7 @@ public class Groups {
    * @param conf
    * @return the groups being used to map user-to-groups.
    */
-  public static Groups getUserToGroupsMappingService(Configuration conf) {
+  public static synchronized Groups 
getUserToGroupsMappingService(Configuration conf) {
     if(GROUPS == null) {
       if(LOG.isDebugEnabled()) {
         LOG.debug(" Creating new Groups object");