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Synchronizing on a collection view instead of the collection object can cause nondeterministic behavior.
Rule | Severity | Likelihood | Remediation Cost | Priority | Level |
|---|---|---|---|---|---|
LCK04-J | Low | Probable | Medium | P4 | L3 |
Automated Detection
Some static analysis tools are capable of detecting violations of this rule.
| Tool | Version | Checker | Description | ||||||
|---|---|---|---|---|---|---|---|---|---|
| Parasoft Jtest |
| CERT.LCK04.SOBC | Do not synchronize on a collection view if the backing collection is accessible | ||||||
| ThreadSafe |
| CCE_CC_SYNC_ON_VIEW | Implemented |
Bibliography
Issue Tracking
| Tasklist | ||||||||
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||Completed||Priority||Locked||CreatedDate||CompletedDate||Assignee||Name|| |F|M|F|1270825291208| |dmohindr|suggested => "HashMap is not accessible, but the Map view is. Because the set view is synchronized instead of the map view, another thread can modify the contents of map and invalidate the k iterator."| |
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