[OPENJPA-1113] Reflection class performance improvement

• Type: Sub-task
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 2.0.0-M2
• Fix Version/s: 2.0.0-M2
• Component/s: kernel
• Patch Info: Patch Available
• Assignee: Albert Lee
• Reporter: Albert Lee
• Created: 01/Jun/09 18:44
• Updated: 08/Jun/09 16:34
• Resolved: 08/Jun/09 16:33

Description

A recent performance measurement of a benchmark using trunk release revealed a significant performance degradation in some execution path. One of the area that get hit is the use of Reflection.

This Jira is used to address this shortcoming by caching the repeatedly use Method objects. With this approach, a 17% improvement was observed.

Albert Lee.