Author: dhruba
Date: Mon Oct 1 00:03:07 2007
New Revision: 580871
URL: http://svn.apache.org/viewvc?rev=580871&view=rev
Log:
HADOOP-1935. Fix a NullPointerException in internalReleaseCreate.
(Dhruba Borthakur)
Modified:
lucene/hadoop/trunk/CHANGES.txt
lucene/hadoop/trunk/src/java/org/apache/hadoop/dfs/FSNamesystem.java
Modified: lucene/hadoop/trunk/CHANGES.txt
URL:
http://svn.apache.org/viewvc/lucene/hadoop/trunk/CHANGES.txt?rev=580871&r1=580870&r2=580871&view=diff
==============================================================================
--- lucene/hadoop/trunk/CHANGES.txt (original)
+++ lucene/hadoop/trunk/CHANGES.txt Mon Oct 1 00:03:07 2007
@@ -94,6 +94,9 @@
BUG FIXES
+ HADOOP-1935. Fix a NullPointerException in internalReleaseCreate.
+ (Dhruba Borthakur)
+
HADOOP-1933. The nodes listed in include and exclude files
are always listed in the datanode report.
(Raghu Angadi via dhruba)
Modified: lucene/hadoop/trunk/src/java/org/apache/hadoop/dfs/FSNamesystem.java
URL:
http://svn.apache.org/viewvc/lucene/hadoop/trunk/src/java/org/apache/hadoop/dfs/FSNamesystem.java?rev=580871&r1=580870&r2=580871&view=diff
==============================================================================
--- lucene/hadoop/trunk/src/java/org/apache/hadoop/dfs/FSNamesystem.java
(original)
+++ lucene/hadoop/trunk/src/java/org/apache/hadoop/dfs/FSNamesystem.java Mon
Oct 1 00:03:07 2007
@@ -1487,6 +1487,13 @@
private void internalReleaseCreate(String src, String holder) throws
IOException {
INodeFileUnderConstruction pendingFile = (INodeFileUnderConstruction)
dir.getFileINode(src);
+ if (pendingFile == null) {
+ NameNode.stateChangeLog.warn("DIR* NameSystem.internalReleaseCreate: "
+ + "attempt to release a create lock on "
+ + src + " file does not exist.");
+ return;
+ }
+
// The last block that was allocated migth not have been used by the
// client. In this case, the size of the last block would be 0. A fsck
// will report this block as a missing block because no datanodes have it.
