Class EmptyForInitializerPadCheck
java.lang.Object
com.puppycrawl.tools.checkstyle.api.AutomaticBean
com.puppycrawl.tools.checkstyle.api.AbstractViolationReporter
com.puppycrawl.tools.checkstyle.api.AbstractCheck
com.puppycrawl.tools.checkstyle.checks.whitespace.EmptyForInitializerPadCheck
- All Implemented Interfaces:
Configurable
,Contextualizable
Checks the padding of an empty for initializer; that is whether a white space is required at an empty for initializer, or such white space is forbidden. No check occurs if there is a line wrap at the initializer, as in
for ( ; i < j; i++, j--)
-
Property
option
- Specify policy on how to pad an empty for iterator. Type iscom.puppycrawl.tools.checkstyle.checks.whitespace.PadOption
. Default value isnospace
.
To configure the check:
<module name="EmptyForInitializerPad"/>
To configure the check to require white space at an empty for iterator:
<module name="EmptyForInitializerPad"> <property name="option" value="space"/> </module>
Parent is com.puppycrawl.tools.checkstyle.TreeWalker
Violation Message Keys:
-
ws.notPreceded
-
ws.preceded
- Since:
- 3.4
-
Nested Class Summary
Nested classes/interfaces inherited from class com.puppycrawl.tools.checkstyle.api.AutomaticBean
AutomaticBean.OutputStreamOptions
-
Field Summary
Fields -
Constructor Summary
Constructors -
Method Summary
Modifier and TypeMethodDescriptionint[]
The configurable token set.int[]
Returns the default token a check is interested in.int[]
The tokens that this check must be registered for.void
Setter to specify policy on how to pad an empty for iterator.void
visitToken
(DetailAST ast) Called to process a token.Methods inherited from class com.puppycrawl.tools.checkstyle.api.AbstractCheck
beginTree, clearMessages, destroy, finishTree, getFileContents, getLine, getLines, getMessages, getTabWidth, getTokenNames, init, isCommentNodesRequired, leaveToken, log, log, log, setFileContents, setTabWidth, setTokens
Methods inherited from class com.puppycrawl.tools.checkstyle.api.AbstractViolationReporter
finishLocalSetup, getCustomMessages, getId, getMessageBundle, getSeverity, getSeverityLevel, setId, setSeverity
Methods inherited from class com.puppycrawl.tools.checkstyle.api.AutomaticBean
configure, contextualize, getConfiguration, setupChild
-
Field Details
-
MSG_PRECEDED
A key is pointing to the warning message text in "messages.properties" file.- See Also:
-
MSG_NOT_PRECEDED
A key is pointing to the warning message text in "messages.properties" file.- See Also:
-
-
Constructor Details
-
EmptyForInitializerPadCheck
public EmptyForInitializerPadCheck()
-
-
Method Details
-
setOption
Setter to specify policy on how to pad an empty for iterator.- Parameters:
optionStr
- string to decode option from- Throws:
IllegalArgumentException
- if unable to decode
-
getDefaultTokens
public int[] getDefaultTokens()Description copied from class:AbstractCheck
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 classAbstractCheck
- Returns:
- the default tokens
- See Also:
-
getAcceptableTokens
public int[] getAcceptableTokens()Description copied from class:AbstractCheck
The configurable token set. Used to protect Checks against malicious users who specify an unacceptable token set in the configuration file. The default implementation returns the check's default tokens.- Specified by:
getAcceptableTokens
in classAbstractCheck
- Returns:
- the token set this check is designed for.
- See Also:
-
getRequiredTokens
public int[] getRequiredTokens()Description copied from class:AbstractCheck
The tokens that this check must be registered for.- Specified by:
getRequiredTokens
in classAbstractCheck
- Returns:
- the token set this must be registered for.
- See Also:
-
visitToken
Description copied from class:AbstractCheck
Called to process a token.- Overrides:
visitToken
in classAbstractCheck
- Parameters:
ast
- the token to process
-