com.puppycrawl.tools.checkstyle.checks.coding

Class DoubleCheckedLockingCheck

java.lang.Object

com.puppycrawl.tools.checkstyle.api.AutomaticBean

com.puppycrawl.tools.checkstyle.api.AbstractViolationReporter

com.puppycrawl.tools.checkstyle.api.Check

com.puppycrawl.tools.checkstyle.checks.coding.DoubleCheckedLockingCheck

All Implemented Interfaces:

Configurable, Contextualizable

public class DoubleCheckedLockingCheck
extends Check

Detect the double-checked locking idiom, a technique that tries to avoid synchronization overhead but is incorrect because of subtle artifacts of the java memory model. See The "Double-Checked Locking is Broken" Declaration for a more in depth explanation.

Author:

Lars Kühne

Constructor Summary

Constructors

Constructor and Description
DoubleCheckedLockingCheck()

Method Summary

Methods

Modifier and Type	Method and Description
int[]	getDefaultTokens() Returns the default token a check is interested in.
void	visitToken(DetailAST aAST) Called to process a token.

Methods inherited from class com.puppycrawl.tools.checkstyle.api.Check

beginTree, destroy, finishTree, getAcceptableTokens, getClassLoader, getFileContents, getLines, getRequiredTokens, getTabWidth, getTokenNames, init, leaveToken, log, log, setClassLoader, setFileContents, setMessages, setTabWidth, setTokens

Methods inherited from class com.puppycrawl.tools.checkstyle.api.AbstractViolationReporter

getId, getMessageBundle, getSeverity, getSeverityLevel, log, log, log, log, log, log, log, log, log, setId, setSeverity

Methods inherited from class com.puppycrawl.tools.checkstyle.api.AutomaticBean

configure, contextualize, finishLocalSetup, getConfiguration, setupChild

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

DoubleCheckedLockingCheck

public DoubleCheckedLockingCheck()

Method Detail

getDefaultTokens

public int[] getDefaultTokens()

Returns the default token a check is interested in. Only used if the configuration for a check does not define the tokens.

Specified by:

getDefaultTokens in class Check

Returns:

the default tokens

See Also:

TokenTypes

visitToken

public void visitToken(DetailAST aAST)

Called to process a token.

Overrides:

visitToken in class Check

Parameters:

aAST - the token to process