HDFS-7305. NPE seen in wbhdfs FS while running SLive. Contributed by Jing Zhao.

Conflicts:
	hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/web/WebHdfsFileSystem.java
This commit is contained in:
Jing Zhao 2014-10-29 16:25:48 -07:00
parent 1354ec1c74
commit c8dfc9126a
2 changed files with 2 additions and 1 deletions

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@ -856,6 +856,7 @@ Release 2.6.0 - UNRELEASED
HDFS-7300. The getMaxNodesPerRack() method in BlockPlacementPolicyDefault
is flawed (kihwal)
HDFS-7305. NPE seen in wbhdfs FS while running SLive. (jing9)
BREAKDOWN OF HDFS-6584 ARCHIVAL STORAGE

View File

@ -355,7 +355,7 @@ public class WebHdfsFileSystem extends FileSystem
// extract UGI-related exceptions and unwrap InvalidToken
// the NN mangles these exceptions but the DN does not and may need
// to re-fetch a token if either report the token is expired
if (re.getMessage().startsWith("Failed to obtain user group information:")) {
if (re.getMessage() != null && re.getMessage().startsWith("Failed to obtain user group information:")) {
String[] parts = re.getMessage().split(":\\s+", 3);
re = new RemoteException(parts[1], parts[2]);
re = ((RemoteException)re).unwrapRemoteException(InvalidToken.class);