JDK-8055753 : Use ConcurrentHashMap to map ProtectionDomain to PermissionCollection
- Type: Enhancement
- Component: security-libs
- Sub-Component: java.security
- Priority: P3
- Status: Resolved
- Resolution: Fixed
- Submitted: 2014-08-21
- Updated: 2017-12-14
- Resolved: 2015-05-21
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| JDK 9 |
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9 b66Fixed  |
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Description
The current implementation uses a Collections.synchronizedMap. Replacing that with a ConcurrentHashMap (with additional code to remove weak keys) increases the throughput of the Policy.implies method by approximately 3x.
Comments
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