[ARTEMIS-4406] connection router LocalCache persisted entry tracking is not thread safe

• Type: Bug
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 2.30.0
• Fix Version/s: 2.31.0
• Component/s: Balancer
• Assignee: Robbie Gemmell
• Reporter: Robbie Gemmell
• Created: 29/Aug/23 09:05
• Updated: 15/Sep/23 19:08
• Resolved: 15/Sep/23 19:08

Description

The persistedCacheEntries map within LocalCache used to track persisted entries for the connection router is a regular HashMap and so is not thread safe, but it may be updated concurrently. Switch it to using a ConcurrentHashMap.

Issue Links

• is related to: ARTEMIS-4417 AbstractJournalStorageManager storeKeyValuePair + deleteKeyValuePair are not thread safe
• links to: GitHub Pull Request #4595