[HDFS-5830] WebHdfsFileSystem.getFileBlockLocations throws IllegalArgumentException when accessing another cluster.

• Type: Bug
• Status: Closed
• Priority: Blocker
• Resolution: Fixed
• Affects Version/s: 2.3.0
• Fix Version/s: 2.3.0
• Component/s: caching, hdfs-client
• Target Version/s: 2.3.0
• Assignee: Yongjun Zhang Assign to me
• Reporter: Yongjun Zhang
• Created: 24/Jan/14 18:55
• Updated: 24/Feb/14 20:58
• Resolved: 27/Jan/14 22:26

Description

WebHdfsFileSystem.getFileBlockLocations throws IllegalArgumentException when accessing a another cluster (that doesn't have caching support).

java.lang.IllegalArgumentException: cachedLocs should not be null, use a different constructor
at com.google.common.base.Preconditions.checkArgument(Preconditions.java:88)
at org.apache.hadoop.hdfs.protocol.LocatedBlock.<init>(LocatedBlock.java:79)
at org.apache.hadoop.hdfs.web.JsonUtil.toLocatedBlock(JsonUtil.java:414)
at org.apache.hadoop.hdfs.web.JsonUtil.toLocatedBlockList(JsonUtil.java:446)
at org.apache.hadoop.hdfs.web.JsonUtil.toLocatedBlocks(JsonUtil.java:479)
at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.getFileBlockLocations(WebHdfsFileSystem.java:1067)
at org.apache.hadoop.fs.FileSystem$4.next(FileSystem.java:1812)
at org.apache.hadoop.fs.FileSystem$4.next(FileSystem.java:1797)