checkstyle.xml

<?xml version="1.0"?>
<!DOCTYPE module PUBLIC
		"-//Puppy Crawl//DTD Check Configuration 1.2//EN"
		"http://www.puppycrawl.com/dtds/configuration_1_2.dtd">

<module name="Checker">

	<module name="SuppressWarningsFilter"/>

	<module name="NewlineAtEndOfFile"/>

	<module name="FileLength">
		<property name="max" value="1500"/>
	</module>

	<!-- Checks that property files contain the same keys.         -->
	<module name="Translation"/>

	<module name="LineLength">
		<property name="max" value="150"/>
	</module>

	<module name="TreeWalker">

		<module name="SuppressWarningsHolder"/>
		<!-- allow tabs or spaces - i'm not a monster
		<property name="tabWidth" value="4" />
		<module name="RegexpSinglelineJava">
			<property name="format" value="^\t* +\t*\S"/>
			<property name="message" value="Line has leading space characters; indentation should be performed with tabs only."/>
			<property name="ignoreComments" value="true"/>
		</module>
 		-->

		<!-- Checks for Naming Conventions.                  -->
		<!-- See http://checkstyle.sf.net/config_naming.html -->
		<module name="ConstantName">
			<property name="applyToPrivate" value="false"/>
		</module>
		<module name="FinalLocalVariable">
			<property name="tokens" value="VARIABLE_DEF,PARAMETER_DEF"/>
			<property name="validateEnhancedForLoopVariable" value="true"/>
		</module>
		<module name="LocalVariableName"/>
		<module name="MemberName"/>
		<module name="MethodName"/>
		<module name="PackageName"/>
		<module name="ParameterName"/>
		<module name="StaticVariableName"/>
		<module name="TypeName"/>

		<!-- Checks for imports                              -->
		<!-- See http://checkstyle.sf.net/config_import.html -->
		<!--<module name="AvoidStarImport"/>-->
		<module name="IllegalImport"/>
		<!-- defaults to sun.* packages -->
		<module name="RedundantImport"/>
		<module name="UnusedImports"/>

		<!-- Checks for Size Violations.                    -->
		<!-- See http://checkstyle.sf.net/config_sizes.html -->
		<module name="MethodLength"/>
		<module name="ParameterNumber">
			<property name="max" value="10"/>
		</module>
		<module name="ExecutableStatementCount">
			<property name="max" value="50" />
		</module>

		<!-- Checks for whitespace                               -->
		<!-- See http://checkstyle.sf.net/config_whitespace.html -->
		<module name="EmptyForIteratorPad">
			<property name="option" value="space"/>
		</module>
		<module name="MethodParamPad"/>
		<module name="NoWhitespaceAfter"/>
		<module name="NoWhitespaceBefore"/>
		<module name="OperatorWrap"/>
		<module name="ParenPad"/>
		<module name="TypecastParenPad"/>
		<module name="WhitespaceAfter"/>
		<module name="WhitespaceAround"/>

		<!-- Modifier Checks                                    -->
		<!-- See http://checkstyle.sf.net/config_modifiers.html -->
		<module name="ModifierOrder"/>
		<module name="RedundantModifier">
  			<property name="tokens" value="METHOD_DEF"/>
		</module>


		<!-- Checks for blocks. You know, those {}'s         -->
		<!-- See http://checkstyle.sf.net/config_blocks.html -->
		<module name="AvoidNestedBlocks"/>
		<module name="EmptyBlock"/>
		<module name="LeftCurly"/>
		<module name="NeedBraces"/>
		<module name="RightCurly"/>

		<!-- Checks for common coding problems               -->
		<!-- See http://checkstyle.sf.net/config_coding.html -->
		<module name="DeclarationOrder"/>
		<module name="MultipleVariableDeclarations"/>
		<module name="OverloadMethodsDeclarationOrder"/>
		<module name="EmptyStatement"/>
		<module name="EqualsHashCode"/>
		<module name="HiddenField">
			<property name="ignoreConstructorParameter" value="true"/>
			<property name="ignoreSetter" value="true"/>
		</module>
		<module name="IllegalInstantiation"/>
		<module name="InnerAssignment"/>
		<!-- enable this later -->
		<!--<module name="MagicNumber"/>-->
		<module name="MissingSwitchDefault"/>
		<!-- <module name="SimplifyBooleanExpression"/> -->
		<!-- <module name="SimplifyBooleanReturn"/> -->

		<!-- Checks for class design                         -->
		<!-- See http://checkstyle.sf.net/config_design.html -->
		<module name="FinalClass"/>
		<module name="VisibilityModifier"/>

		<!-- Miscellaneous other checks.                   -->
		<!-- See http://checkstyle.sf.net/config_misc.html -->
		<module name="ArrayTypeStyle"/>
		<module name="FinalParameters"/>
		<module name="TodoComment"/>
		<module name="UpperEll"/>

		<module name="UnusedImports"/>

		<module name="CyclomaticComplexity">
			<!-- this is actually pretty high - 10 would be a better maximum -->
			<property name="max" value="20"/>
		</module>
		<module name="NPathComplexity"/>
		<module name="BooleanExpressionComplexity"/>

	</module>

</module>