[OPENJPA-1727] QueryCache TIMESTAMP eviction policy doesn't evict a timed out query if it returns zero results.

• Type: Bug
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 2.0.0, 2.1.0
• Fix Version/s: 2.1.0
• Assignee: Richard G. Curtis
• Reporter: Richard G. Curtis
• Created: 16/Jul/10 17:48
• Updated: 20/Sep/10 15:40
• Resolved: 09/Aug/10 18:09

Description

In QueryCacheStoreQuery.checkCache() if the query result has no result, we return Collections.emptyList(). This is a problem when using the TIMESTAMP eviction policy because we skip the section of code that looks at the timestamp to evict stale entries.