SEI CERT Oracle Coding Standard for Java

Space shortcuts

Page tree

Versions Compared

Old Version 152

changes.mady.by.user G. Ann Campbell

Saved on

compared with

New Version Current

changes.mady.by.user David Svoboda

Saved on

Key

  • This line was added.
  • This line was removed.
  • Formatting was changed.
Comment: REM cost reform

...

Notifying a single thread rather than all waiting threads can violate the liveness property of the system.

Rule

Severity

Likelihood

Remediation Cost

Detectable

Repairable

Priority

Level

THI02-J

Low

Unlikely

No

Medium

Yes

P2

L3

Automated Detection

ToolVersionCheckerDescription
CodeSonar
Parasoft Jtest
Include Page
CodeSonar
Parasoft_V
CodeSonar
Parasoft_V
PMD
CERT.
Design
THI02.
UseNotifyAllInsteadOfNotify
FB.MT_CORRECTNESS.NO_NOTIFY_NOT_NOTIFYALL
ANFDo not use 'notify()'; use 'notifyAll()' instead so that all waiting threads will be notified
SonarQube
Include Page
SonarQube_V
SonarQube
Use notifyAll instead of notify
Using notify() rather than notifyAll()Parasoft Jtest9.5TRS.ANFImplementedSonarQube Java Plugin Include PageSonarQube Java Plugin_VSonarQube Java Plugin
_V
S2446
 
"notifyAll" should be used

Related Guidelines

SEI CERT C Coding Standard

CON38-C. Preserve thread safety and liveness when using condition variables

Bibliography

[API 2006]

Interface java.util.concurrent.locks.Condition

[Bloch 2001]

Item 50, "Never Invoke wait Outside a Loop"

[Goetz 2006]

Section 14.2.4, "Notification"

[JLS 2015]

Chapter 17, "Threads and Locks"

...


...

Image Modified Image Modified Image Modified