SEI CERT Oracle Coding Standard for Java

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changes.mady.by.user Carol J. Lallier

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Comment: Parasoft Jtest 2020.2

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Using an instance lock to protect static shared data can result in nondeterministic behavior.

Rule

Severity

Likelihood

Remediation Cost

Priority

Level

LCK06-J

Medium

Probable

Medium

P8

L2

Automated Detection

Some static analysis tools can detect violations of this rule.

ToolVersionCheckerDescription
Parasoft Jtest

Include Page
Parasoft_V
Parasoft_V

BD.TRS.INSTLOCKDo not use an instance lock to protect shared static data

Related Guidelines

MITRE CWE

CWE-667, Improper Locking

Bibliography

[API 2014]

Issue Tracking

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Review List
 
||Completed||Priority||Locked||CreatedDate||CompletedDate||Assignee||Name|| 
|T|M|F|1270215165305|1271447005294|rcs_mgr|"Ideally, the lock should also be private and final" => I have been penalized for using "ideally" before. I would just remove that sentence or make it more definitive. Note that we also have an NCE that uses method synchronization. Perhaps we also need a CS with a static method.|

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