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="JavadocPackage" />
	<module name="TreeWalker">
		<property name="tabWidth" value="4" />
		<module name="AvoidStarImport" />
		<module name="ConstantName" />
		<module name="ClassDataAbstractionCoupling" />
		<module name="ClassFanOutComplexity" />
		<module name="CyclomaticComplexity" />
		<module name="NPathComplexity" />
		<module name="JavaNCSS" />
	</module>
</module>