JDK-7173432 : Fix issue with null key at resize of HashMap
- Type: Bug
- Component: core-libs
- Sub-Component: java.util:collections
- Affected Version: 7-pool,8
- Priority: P2
- Status: Closed
- Resolution: Fixed
- OS: generic
- CPU: generic
- Submitted: 2012-06-01
- Updated: 2021-03-03
- Resolved: 2012-06-25
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| JDK 7 | JDK 8 |
|---|---|
7u6Fixed  |
8 b43Fixed |
Description
If the key to be insterted into a HashMap is null and the table needs to be resized as part of the insertion then addEntry will try to recalculate the hash of a null key. This will fail with an NPE.
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