[HDFS-4364] GetLinkTargetResponseProto does not handle null path

• Type: Bug
• Status: Closed
• Priority: Blocker
• Resolution: Fixed
• Affects Version/s: 2.0.2-alpha
• Fix Version/s: 2.0.3-alpha
• Target Version/s: 2.0.3-alpha
• Hadoop Flags: Incompatible change, Reviewed

Release Note

Protobuf message GetLinkTargetResponseProto member targetPath is made optional from required so that null values can be passed over the wire. This is an incompatible wire protocol change and does not affect the API backward compatibility.

• Assignee: Suresh Srinivas
• Reporter: Suresh Srinivas
• Created: 08/Jan/13 04:32
• Updated: 15/Feb/13 13:11
• Resolved: 14/Jan/13 23:10

Description

ClientProtocol#getLinkTarget() returns null targetPath. Hence protobuf definition GetLinkTargetResponseProto#targetPath should be optional.