checkstyle.xml

<?xml version="1.0"?>
<!DOCTYPE module PUBLIC
		"-//Puppy Crawl//DTD Check Configuration 1.1//EN"
		"http://www.puppycrawl.com/dtds/configuration_1_1.dtd">

<module name="Checker">
	<module name="Translation"/>
	<module name="SuppressionCommentFilter"/>

	<module name="TreeWalker">
		<!-- Check use of Spaces and not TABs (4 spaces) -->
		<property name="tabWidth" value="4" />
		<module name="GenericWhitespace" />
		<module name="CyclomaticComplexity">
			<property name="max" value="15"/>
		</module>
		<module name="ConstantName"/>
		<module name="LocalFinalVariableName"/>
		<module name="LocalVariableName"/>
		<module name="MemberName">
			<property name="format" value="(^serial|^[a-z][a-zA-Z0-9]*$)"/>
		</module>
		<module name="MethodName"/>
		<module name="PackageName"/>
		<module name="ParameterName"/>
		<module name="StaticVariableName">
			<property name="format" value="(^serial|^[a-z][a-zA-Z0-9]*$)"/>
		</module>
		<module name="TypeName"/>
		<module name="MutableException"/>
		<module name="AvoidStarImport"/>
		<module name="IllegalImport"/>
		<module name="RedundantImport"/>
		<module name="UnusedImports"/>
		<module name="LineLength">
			<property name="max" value="130"/>
		</module>
		<module name="ParameterNumber">
			<property name="max" value="8"/>
		</module>
		<module name="EmptyForIteratorPad"/>
		<module name="NoWhitespaceAfter"/>
		<module name="NoWhitespaceBefore"/>
		<module name="OperatorWrap"/>
		<module name="ParenPad"/>
		<module name="TypecastParenPad"/>
		<module name="WhitespaceAfter">
			<property name="tokens" value="COMMA, SEMI"/>
		</module>
		<module name="WhitespaceAround">
			<property name="tokens" value="ASSIGN, BAND, BAND_ASSIGN, BOR, BOR_ASSIGN, BSR, BSR_ASSIGN, BXOR, BXOR_ASSIGN, COLON, DIV, DIV_ASSIGN, EQUAL, GE, GT, LAND, LE, LITERAL_ASSERT, LITERAL_CATCH, LITERAL_DO, LITERAL_ELSE, LITERAL_FINALLY, LITERAL_FOR, LITERAL_IF, LITERAL_RETURN, LITERAL_SYNCHRONIZED, LITERAL_TRY, LITERAL_WHILE, LOR, LT, MINUS, MINUS_ASSIGN, MOD, MOD_ASSIGN, NOT_EQUAL, PLUS, PLUS_ASSIGN, QUESTION, SL, SLIST, SL_ASSIGN, SR, SR_ASSIGN, STAR, STAR_ASSIGN, TYPE_EXTENSION_AND"/>
		</module>
		<module name="ModifierOrder"/>
		<module name="RedundantModifier"/>
		<module name="AvoidNestedBlocks"/>
		<module name="EmptyBlock"/>
		<module name="LeftCurly"/>
		<module name="NeedBraces">
			<property name="tokens" value="LITERAL_DO, LITERAL_FOR, LITERAL_WHILE"/>
		</module>
		<module name="RightCurly"/>

		<!-- This check has been removed from Checkstyle 5.6 -->
		<!--<module name="DoubleCheckedLocking"/>-->

		<module name="EmptyStatement"/>
		<module name="IllegalInstantiation"/>
		<module name="InnerAssignment"/>
		<module name="MissingSwitchDefault"/>

		<!-- RedundantThrows was removed with version 6.2 -->
		<!--<module name="RedundantThrows"/>-->

		<module name="SimplifyBooleanExpression"/>
		<module name="SimplifyBooleanReturn"/>
		<module name="SuperClone"/>
		<module name="FinalClass"/>
		<module name="HideUtilityClassConstructor"/>
		<module name="InterfaceIsType"/>
		<module name="VisibilityModifier">
			<property name="protectedAllowed" value="true"/>
		</module>
		<module name="ArrayTypeStyle"/>
		<module name="TodoComment"/>
		<module name="UpperEll"/>
		<module name="FileContentsHolder"/>
		<!-- Checks correct indentation of Java Code. -->
		<module name="Indentation">
			<!-- how many spaces to use for new indentation level -->
			<property name="basicOffset" value="2" />
			<!-- how far brace should be indented when on next line -->
			<property name="braceAdjustment" value="0" />
			<!-- how much to indent a case label -->
			<property name="caseIndent" value="4" />
		</module>

		<!-- Checks for Javadoc comments in public methods/variables only -->
		<module name="JavadocMethod">
			<property name="scope" value="public" />
			<property name="allowMissingPropertyJavadoc" value="true" />
		</module>
		<module name="JavadocType">
			<property name="scope" value="public" />
			<property name="allowUnknownTags" value="true" />
		</module>
		<module name="JavadocVariable">
			<property name="scope" value="public" />
		</module>
		<!-- all JavaDoc must have the right style, regardless of the scope -->
		<module name="JavadocStyle">
			<property name="scope" value="public" />
		</module>
	</module>

	<!-- No TAB characters in the source code -->
	<module name="FileTabCharacter">
		<property name="eachLine" value="false" />
		<property name="fileExtensions" value="java,properties,xml,wsdl" />
	</module>

	<module name="RegexpMultiline">
		<property name="id" value="consoleOutput" />
		<property name="format" value="System\.(out)|(err)\.print(ln)?\(" />
		<property name="message" value="Writing to System.out and System.err not allowed - use logger instead" />
	</module>
	<module name="RegexpMultiline">
		<property name="format" value="\.printStackTrace\(\s*\)" />
		<property name="message" value="Calling printStackTrace on an exception is not allowed - use logger instead" />
	</module>
	<module name="RegexpMultiline">
		<property name="format" value="java\.util\.(Date|Calendar)"/>
		<property name="message" value="DO NOT USE java.util.Date or java.util.Calendar! Use Joda time instead!"/>
	</module>
	<module name="RegexpMultiline">
		<property name="format" value="(System|Runtime\.getRuntime\(\))\.exit"/>
		<property name="message" value="Should not exit the JVM."/>
	</module>

</module>