checkstyle.xml

<!DOCTYPE module PUBLIC "-//Puppy Crawl//DTD Check Configuration 1.2//EN" "http://www.puppycrawl.com/dtds/configuration_1_2.dtd">
<module name="Checker">
	<property name="fileExtensions" value="java" />
	<module name="LineLength">
		<property name="max" value="400" />
	</module>
	<module name="TreeWalker">
		<module name="SuppressionCommentFilter">
			<property name="offCommentFormat" value="CHECKSTYLE.OFF\: ?([\w\|]+)" />
			<property name="onCommentFormat" value="CHECKSTYLE.ON\: ?([\w\|]+)" />
			<property name="checkFormat" value="$1" />
		</module>
		<module name="AnnotationUseStyle">
			<property name="elementStyle" value="ignore" />
		</module>
		<module name="MissingOverride">
			<property name="javaFiveCompatibility" value="true" />
		</module>
		<module name="EmptyBlock">
			<property name="option" value="text" />
			<property name="tokens" value="LITERAL_CATCH" />
		</module>
		<module name="EmptyBlock">
			<property name="tokens" value="LITERAL_DO, LITERAL_ELSE, LITERAL_FINALLY, LITERAL_IF, LITERAL_FOR, LITERAL_TRY, LITERAL_WHILE, STATIC_INIT" />
			<property name="option" value="text" />
		</module>
		<module name="LeftCurly" />
		<module name="NeedBraces" />
		<module name="RightCurly" />
<!--		<module name="HideUtilityClassConstructor" />-->
		<module name="EmptyStatement" />
		<module name="EqualsHashCode" />
		<module name="InnerAssignment" />
		<module name="OneStatementPerLine"/>
		<module name="SingleSpaceSeparator" />
		<module name="SimplifyBooleanExpression" />
		<module name="SimplifyBooleanReturn" />
		<module name="StringLiteralEquality" />
		<module name="IllegalThrows">
			<property name="illegalClassNames" value="java.lang.Error, java.lang.RuntimeException" />
		</module>
		<module name="RegexpSinglelineJava">
			<property name="format" value="^\t* "/>
			<property name="message" value="Indent must use tab characters"/>
			<property name="ignoreComments" value="true"/>
		</module>
		<module name="RegexpSinglelineJava">
			<property name="format" value="[^\s]\s+$"/>
			<property name="message" value="Line must not have trailing whitespace"/>
			<property name="ignoreComments" value="true"/>
		</module>
		<module name="RegexpSinglelineJava">
			<property name="format" value="System\.out\.print"/>
			<property name="ignoreComments" value="true"/>
		</module>
		<module name="ExplicitInitialization" />
		<module name="DefaultComesLast" />
		<module name="FallThrough" />
		<module name="MultipleVariableDeclarations" />
		<module name="UnnecessaryParentheses" />
		<module name="RedundantImport" />
		<module name="UnusedImports">
			<property name="processJavadoc" value="true" />
		</module>
		<module name="UpperEll" />
		<module name="ArrayTypeStyle" />
		<module name="RedundantModifier">
			<property name="tokens" value="METHOD_DEF,VARIABLE_DEF,ANNOTATION_FIELD_DEF,INTERFACE_DEF,CLASS_DEF,ENUM_DEF" />
		</module>
		<module name="ClassTypeParameterName" />
		<module name="LocalFinalVariableName" />
		<module name="LocalVariableName" />
		<module name="MemberName" />
		<module name="MethodName">
			<property name="format" value="^(([A-Z][A-Z0-9]+)|([a-z][a-z0-9]*))([A-Z][a-z0-9]*)*" />
		</module>
		<module name="MethodTypeParameterName" />
		<module name="PackageName" />
		<module name="ParameterName" />
		<module name="StaticVariableName" />
		<module name="TypeName" />
		<module name="GenericWhitespace" />
		<module name="EmptyForInitializerPad" />
		<module name="EmptyForIteratorPad" />
		<module name="MethodParamPad" />
		<module name="NoWhitespaceAfter">
			<property name="tokens" value="BNOT,DEC,DOT,INC,LNOT,UNARY_MINUS,UNARY_PLUS" />
		</module>
		<module name="NoWhitespaceBefore">
			<property name="allowLineBreaks" value="true" />
			<property name="tokens" value="SEMI,POST_DEC,POST_INC" />
		</module>
		<module name="OperatorWrap" />
		<module name="ParenPad" />
		<module name="TypecastParenPad" />
		<module name="WhitespaceAfter">
			<property name="tokens" value="COMMA,SEMI,TYPECAST" />
		</module>
		<module name="WhitespaceAround" />
	</module>
</module>