[FLINK-7775] Remove unreferenced method PermanentBlobCache#getNumberOfCachedJobs

• Type: Improvement
• Status: Closed
• Priority: Minor
• Resolution: Fixed
• Fix Version/s: 1.6.0
• Component/s: Runtime / Task
• Labels: pull-request-available
• Assignee: vinoyang
• Reporter: Ted Yu
• Created: 06/Oct/17 18:17
• Updated: 27/Apr/21 18:07
• Resolved: 29/Jun/18 14:06

Description

  public int getNumberOfCachedJobs() {
    return jobRefCounters.size();
  }

The method of PermanentBlobCache is not used.
We should remove it.

Issue Links

• links to: GitHub Pull Request #5799