dragon created HDFS-10085:
-----------------------------
Summary: CLONE - Erasure Coding: DFS opening a non-existent file
need to be handled properly
Key: HDFS-10085
URL: https://issues.apache.org/jira/browse/HDFS-10085
Project: Hadoop HDFS
Issue Type: Sub-task
Reporter: dragon
Assignee: Rakesh R
Fix For: HDFS-7285
This jira to address bad exceptions when opening a non-existent file. It throws
NPE as shown below:
{code}
java.lang.NullPointerException: null
at org.apache.hadoop.hdfs.DFSClient.open(DFSClient.java:1184)
at
org.apache.hadoop.hdfs.DistributedFileSystem$3.doCall(DistributedFileSystem.java:307)
at
org.apache.hadoop.hdfs.DistributedFileSystem$3.doCall(DistributedFileSystem.java:303)
at
org.apache.hadoop.fs.FileSystemLinkResolver.resolve(FileSystemLinkResolver.java:81)
at
org.apache.hadoop.hdfs.DistributedFileSystem.open(DistributedFileSystem.java:303)
at org.apache.hadoop.fs.FileSystem.open(FileSystem.java:767)
at
org.apache.hadoop.hdfs.TestDistributedFileSystem.testDFSClient(TestDistributedFileSystem.java:359)
at
org.apache.hadoop.hdfs.TestDistributedFileSystem.testAllWithNoXmlDefaults(TestDistributedFileSystem.java:666)
{code}
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