[DERBY-5960] VirtualRandomAccessFile.close() is not idempotent

• Type: Bug
• Status: Closed
• Priority: Minor
• Resolution: Fixed
• Affects Version/s: 10.10.1.1
• Fix Version/s: 10.8.3.3, 10.9.2.2, 10.10.1.1
• Component/s: Store
• Assignee: Knut Anders Hatlen
• Reporter: Knut Anders Hatlen
• Created: 24/Oct/12 07:29
• Updated: 02/Aug/13 18:04
• Resolved: 25/Oct/12 12:35

Description

If VirtualRandomAccessFile.close() is called more than once, which might happen in code that cleans up after errors, it will throw a NullPointerException. We should make close() idempotent so that it is more robust.

Issue Links

• relates to: DERBY-5232 Put a stern README file in log and seg0 directories to warn users of corrpution they will cause if they touch files there