...
Failure to ensure the atomicity of two or more operations that must be performed as a single atomic operation can result in race conditions in multithreaded applications.
Rule | Severity | Likelihood | Remediation Cost | Priority | Level |
|---|---|---|---|---|---|
VNA03-J | Low | Probable | Medium | P4 | L3 |
Automated Detection
Some static analysis tools are capable of detecting violations of this rule.
| Tool | Version | Checker | Description |
|---|---|---|---|
| CodeSonar |
FB.MT_CORRECTNESS.IS_FIELD_NOT_GUARDED
FB.MT_CORRECTNESS.STCAL_INVOKE_ON_STATIC_CALENDAR_INSTANCE
FB.MT_CORRECTNESS.STCAL_INVOKE_ON_STATIC_DATE_FORMAT_INSTANCE
FB.MT_CORRECTNESS.STCAL_STATIC_CALENDAR_INSTANCE
FB.MT_CORRECTNESS.STCAL_STATIC_SIMPLE_DATE_FORMAT_INSTANCE
Field not guarded against concurrent access
Call to static Calendar
Call to static DateFormat
Static Calendar field
Static DateFormat
| JAVA.CONCURRENCY.VOLATILE | Useless volatile Modifier (Java) | ||||||
| Coverity | 7.5 | ATOMICITY | Implemented | |||||
| Parasoft Jtest |
| CERT.VNA03.SSUG CERT.VNA03.MRAV | Make the get method for a field synchronized if the set method is synchronized Access related Atomic variables in a synchronized block |
| ThreadSafe |
| CCE_CC_NON_ATOMIC_GCP | Implemented |
Related Guidelines
CWE-362, Concurrent Execution Using Shared Resource with Improper Synchronization ("Race Condition") |
Bibliography
[API 2014] |
Section 4.4.1, "Client-side Locking" | |
Section 8.2, Synchronization and Collection Classes | |
[Lee 2009] | Map & Compound Operation |
...
...