[HDFS-5110] Change FSDataOutputStream to HdfsDataOutputStream for opened streams to fix type cast error

• Type: Sub-task
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 3.0.0-alpha1
• Fix Version/s: 2.1.1-beta
• Component/s: nfs
• Assignee: Brandon Li
• Reporter: Brandon Li
• Created: 19/Aug/13 20:41
• Updated: 12/May/16 18:17
• Resolved: 19/Aug/13 22:12

Description

In openFileCtx, HdfsDataOutputStream.hsync is invoked to sync the data sometimes to make sure the same data can be read back immediately.

NFS gets the cast error since originally FSDataOutputStream was used.