NPE when listing a file with no location
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Key: HDFS-1550
URL: https://issues.apache.org/jira/browse/HDFS-1550
Project: Hadoop HDFS
Issue Type: Bug
Components: hdfs client
Affects Versions: 0.22.0
Reporter: Hairong Kuang
Assignee: Hairong Kuang
Priority: Blocker
Fix For: 0.22.0
Lines listed below will caused a NullPointerException in
DFSUtil.locatedBlocks2Locations (line 208) because EMPTY_BLOCK_LOCS will
return null when calling blocks.getLocatedBlocks()
{noformat}
/** a default LocatedBlocks object, its content should not be changed */
private final static LocatedBlocks EMPTY_BLOCK_LOCS = new LocatedBlocks();
{noformat}
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