svn commit: r1570377 - in /hadoop/common/branches/branch-2.4/hadoop-hdfs-project/hadoop-hdfs: CHANGES.txt src/main/java/org/apache/hadoop/hdfs/server/namenode/LeaseManager.java src/test/java/org/apache/hadoop/hdfs/server/namenode/TestLeaseManager.java

[brandonli]

Author: brandonli
Date: Thu Feb 20 22:40:00 2014
New Revision: 1570377

URL: http://svn.apache.org/r1570377
Log:
Merging change r1570372 from branch-2

Added:
    
hadoop/common/branches/branch-2.4/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/namenode/TestLeaseManager.java
      - copied unchanged from r1570372, 
hadoop/common/branches/branch-2/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/namenode/TestLeaseManager.java
Modified:
    
hadoop/common/branches/branch-2.4/hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt
    
hadoop/common/branches/branch-2.4/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/LeaseManager.java

Modified: 
hadoop/common/branches/branch-2.4/hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt
URL: 
http://svn.apache.org/viewvc/hadoop/common/branches/branch-2.4/hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt?rev=1570377&r1=1570376&r2=1570377&view=diff
==============================================================================
--- 
hadoop/common/branches/branch-2.4/hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt 
(original)
+++ 
hadoop/common/branches/branch-2.4/hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt 
Thu Feb 20 22:40:00 2014
@@ -199,6 +199,9 @@ Release 2.4.0 - UNRELEASED
     HDFS-5962. Mtime and atime are not persisted for symbolic links. (Akira
     Ajisaka via kihwal)
 
+    HDFS-5944. LeaseManager:findLeaseWithPrefixPath can't handle path like 
/a/b/
+    and cause SecondaryNameNode failed do checkpoint (Yunjiong Zhao via 
brandonli)
+
   BREAKDOWN OF HDFS-5698 SUBTASKS AND RELATED JIRAS
 
     HDFS-5717. Save FSImage header in protobuf. (Haohui Mai via jing9)

Modified: 
hadoop/common/branches/branch-2.4/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/LeaseManager.java
URL: 
http://svn.apache.org/viewvc/hadoop/common/branches/branch-2.4/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/LeaseManager.java?rev=1570377&r1=1570376&r2=1570377&view=diff
==============================================================================
--- 
hadoop/common/branches/branch-2.4/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/LeaseManager.java
 (original)
+++ 
hadoop/common/branches/branch-2.4/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/LeaseManager.java
 Thu Feb 20 22:40:00 2014
@@ -339,7 +339,12 @@ public class LeaseManager {
     }
 
     final Map<String, Lease> entries = new HashMap<String, Lease>();
-    final int srclen = prefix.length();
+    int srclen = prefix.length();
+    
+    // prefix may ended with '/'
+    if (prefix.charAt(srclen - 1) == Path.SEPARATOR_CHAR) {
+      srclen -= 1;
+    }
 
     for(Map.Entry<String, Lease> entry : 
path2lease.tailMap(prefix).entrySet()) {
       final String p = entry.getKey();