Class UnnecessarySemicolonInEnumerationCheck
- java.lang.Object
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- com.puppycrawl.tools.checkstyle.AbstractAutomaticBean
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- com.puppycrawl.tools.checkstyle.api.AbstractViolationReporter
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- com.puppycrawl.tools.checkstyle.api.AbstractCheck
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- com.puppycrawl.tools.checkstyle.checks.coding.UnnecessarySemicolonInEnumerationCheck
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- All Implemented Interfaces:
Configurable
,Contextualizable
public final class UnnecessarySemicolonInEnumerationCheck extends AbstractCheck
Checks if unnecessary semicolon is in enum definitions. Semicolon is not needed if enum body contains only enum constants.
Parent is
com.puppycrawl.tools.checkstyle.TreeWalker
Violation Message Keys:
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unnecessary.semicolon
- Since:
- 8.22
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Nested Class Summary
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Nested classes/interfaces inherited from class com.puppycrawl.tools.checkstyle.AbstractAutomaticBean
AbstractAutomaticBean.OutputStreamOptions
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Constructor Summary
Constructors Constructor Description UnnecessarySemicolonInEnumerationCheck()
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Method Summary
All Methods Static Methods Instance Methods Concrete Methods Modifier and Type Method Description int[]
getAcceptableTokens()
The configurable token set.int[]
getDefaultTokens()
Returns the default token a check is interested in.int[]
getRequiredTokens()
The tokens that this check must be registered for.private static boolean
isEndOfEnumerationAfter(DetailAST ast)
Checks if enum body has no code elements after enum constants semicolon.void
visitToken(DetailAST ast)
Called to process a token.-
Methods inherited from class com.puppycrawl.tools.checkstyle.api.AbstractCheck
beginTree, clearViolations, destroy, finishTree, getFileContents, getFilePath, getLine, getLineCodePoints, getLines, getTabWidth, getTokenNames, getViolations, init, isCommentNodesRequired, leaveToken, log, log, log, setFileContents, setTabWidth, setTokens
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Methods inherited from class com.puppycrawl.tools.checkstyle.api.AbstractViolationReporter
finishLocalSetup, getCustomMessages, getId, getMessageBundle, getSeverity, getSeverityLevel, setId, setSeverity
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Methods inherited from class com.puppycrawl.tools.checkstyle.AbstractAutomaticBean
configure, contextualize, getConfiguration, setupChild
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Field Detail
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MSG_SEMI
public static final String MSG_SEMI
A key is pointing to the warning message text in "messages.properties" file.- See Also:
- Constant Field Values
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Constructor Detail
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UnnecessarySemicolonInEnumerationCheck
public UnnecessarySemicolonInEnumerationCheck()
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Method Detail
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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:
TokenTypes
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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:
TokenTypes
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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:
TokenTypes
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visitToken
public void visitToken(DetailAST ast)
Description copied from class:AbstractCheck
Called to process a token.- Overrides:
visitToken
in classAbstractCheck
- Parameters:
ast
- the token to process
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isEndOfEnumerationAfter
private static boolean isEndOfEnumerationAfter(DetailAST ast)
Checks if enum body has no code elements after enum constants semicolon.- Parameters:
ast
- semicolon in enum constants definition end- Returns:
- true if there is no code elements, false otherwise.
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