[GROOVY-4292] ClassHelper.ClassHelperCache#classCache is not thread-safe

• Type: Bug
• Status: Closed
• Priority: Critical
• Resolution: Fixed
• Affects Version/s: 1.7.3
• Fix Version/s: 2.0-rc-1, 1.7.11, 1.8.7
• Component/s: class generator
• Assignee: Jochen Theodorou
• Reporter: Peter Gromov
• Created: 05/Jul/10 12:48
• Updated: 15/Jun/12 22:56
• Resolved: 23/May/12 06:05

Description

When parsing Groovy scripts from multiple threads at a time, the call to WeakHashMap.get() may never return due to internal corruption due to the concurrent access. Since IntelliJ IDEA does its GDSL parsing in parallel threads, this blocks it completely.