com.puppycrawl.tools.checkstyle.checks
Class RequiredRegexpCheck

java.lang.Object
  extended bycom.puppycrawl.tools.checkstyle.api.AutomaticBean
      extended bycom.puppycrawl.tools.checkstyle.api.AbstractViolationReporter
          extended bycom.puppycrawl.tools.checkstyle.api.Check
              extended bycom.puppycrawl.tools.checkstyle.checks.AbstractFormatCheck
                  extended bycom.puppycrawl.tools.checkstyle.checks.RequiredRegexpCheck
All Implemented Interfaces:
Configurable, Contextualizable

public class RequiredRegexpCheck
extends AbstractFormatCheck

A check that makes sure that a specified pattern exists in the code.

An example of how to configure the check to make sure a copyright statement is included in the file (but without requirements on where in the file it should be):

 <module name="RequiredRegexp">
    <property name="format" value="This code is copyrighted"/>
 </module>
 

Author:
Daniel Grenner

Constructor Summary
RequiredRegexpCheck()
          Instantiates an new GenericIllegalRegexpCheck.
 
Method Summary
 void beginTree(DetailAST aRootAST)
          Called before the starting to process a tree.
 int[] getDefaultTokens()
          Returns the default token a check is interested in.
 
Methods inherited from class com.puppycrawl.tools.checkstyle.checks.AbstractFormatCheck
getFormat, getRegexp, setFormat
 
Methods inherited from class com.puppycrawl.tools.checkstyle.api.Check
destroy, finishTree, getAcceptableTokens, getClassLoader, getFileContents, getLines, getRequiredTokens, getTabWidth, getTokenNames, init, leaveToken, log, log, setClassLoader, setFileContents, setMessages, setTabWidth, setTokens, visitToken
 
Methods inherited from class com.puppycrawl.tools.checkstyle.api.AbstractViolationReporter
getMessageBundle, getSeverity, getSeverityLevel, log, log, log, log, log, log, log, log, log, 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

RequiredRegexpCheck

public RequiredRegexpCheck()
Instantiates an new GenericIllegalRegexpCheck.

Method Detail

getDefaultTokens

public int[] getDefaultTokens()
Description copied from class: Check
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:
Check

beginTree

public void beginTree(DetailAST aRootAST)
Description copied from class: Check
Called before the starting to process a tree. Ideal place to initialise information that is to be collected whilst processing a tree.

Overrides:
beginTree in class Check
Parameters:
aRootAST - the root of the tree
See Also:
Check

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