[HDFS-3080] Move FSDataset interfaces and implementation to separated packages

• Type: Improvement
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Component/s: datanode
• Assignee: Tsz-wo Sze
• Reporter: Tsz-wo Sze
• Created: 12/Mar/12 23:23
• Updated: 07/Apr/12 01:49
• Resolved: 07/Apr/12 01:49

Description

FSDataset interfaces and classes currently reside in the datanode package. It is not very easy to tell which are the FSDataset interfaces, which are the FSDataset implementation and which other datanode classes. It is easy to directly use FSDataset implementations by mistakes.

Sub-Tasks

• Clean up FSDatasetInterface: Closed
• Move FSDatasetInterface inner classes to a package: Closed
• Move FSDatasetInterface and other related classes/interfaces to a package: Closed
• Move FSDataset implemenation to a package: Closed
• Clean up FSDataset implemenation related code.: Closed