[STORM-3477] HDFS blobstore isRemoteBlobExists performs unnecessary file opens

• Type: Improvement
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 2.0.0
• Fix Version/s: 2.1.0
• Labels: pull-request-available
• Assignee: Aaron Gresch
• Reporter: Aaron Gresch
• Created: 26/Jul/19 16:45
• Updated: 10/Aug/19 22:12
• Resolved: 10/Aug/19 22:12

Description

isRemoteBlobExists eventually performs an HDFS file open and returns an input file stream, which is not closed.

 

We should just be calling file exists instead.  Lower HDFS overhead.

Issue Links

• links to: GitHub Pull Request #3094