pmd-build.xml

<ruleset xmlns="http://pmd.sourceforge.net/ruleset/2.0.0" 
	xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" name="Default Maven PMD Plugin Ruleset" xsi:schemaLocation="http://pmd.sourceforge.net/ruleset/2.0.0 http://pmd.sourceforge.net/ruleset_2_0_0.xsd">

	<description>Quality rules</description>

	<!-- Best practices -->	
	<rule ref="category/java/bestpractices.xml/AvoidPrintStackTrace"/>
	<rule ref="category/java/bestpractices.xml/AvoidReassigningParameters" />
	<rule ref="category/java/bestpractices.xml/AvoidUsingHardCodedIP" />
	<rule ref="category/java/bestpractices.xml/AvoidStringBufferField" />
	<rule ref="category/java/bestpractices.xml/ForLoopCanBeForeach" />
	<rule ref="category/java/bestpractices.xml/MissingOverride" />
	<rule ref="category/java/bestpractices.xml/SystemPrintln" />
	<rule ref="category/java/bestpractices.xml/UseCollectionIsEmpty" />

	<!-- Code style -->
	<rule ref="category/java/codestyle.xml/ExtendsObject" />
	<rule ref="category/java/codestyle.xml/ControlStatementBraces" />
	<rule ref="category/java/codestyle.xml/UnnecessaryLocalBeforeReturn" />

	<!-- Error prone -->
	<rule ref="category/java/errorprone.xml/AvoidCallingFinalize" />
	<rule ref="category/java/errorprone.xml/AvoidCatchingNPE" />
	<rule ref="category/java/errorprone.xml/AvoidCatchingThrowable" />
	<rule ref="category/java/errorprone.xml/BrokenNullCheck" />
	<rule ref="category/java/errorprone.xml/MisplacedNullCheck" />
	<rule ref="category/java/errorprone.xml/DoNotThrowExceptionInFinally" />
	<rule ref="category/java/errorprone.xml/DontImportSun" />
	<rule ref="category/java/errorprone.xml/EmptyCatchBlock" />
	<rule ref="category/java/errorprone.xml/EmptyFinalizer" />
	<rule ref="category/java/errorprone.xml/UnconditionalIfStatement" />
	<rule ref="category/java/errorprone.xml/UseEqualsToCompareStrings" />
	<rule ref="category/java/errorprone.xml/UnnecessaryCaseChange" />

	<!-- Performance -->
	<rule ref="category/java/performance.xml/AddEmptyString" />
	<rule ref="category/java/performance.xml/AppendCharacterWithChar" />
	<rule ref="category/java/performance.xml/AvoidFileStream" />
	<rule ref="category/java/performance.xml/ConsecutiveAppendsShouldReuse" />
	<rule ref="category/java/performance.xml/InefficientStringBuffering" />
	<rule ref="category/java/performance.xml/StringInstantiation" />
	<rule ref="category/java/performance.xml/StringToString" />
	<rule ref="category/java/performance.xml/UseArraysAsList" />
	<rule ref="category/java/performance.xml/UselessStringValueOf" />
	<rule ref="category/java/performance.xml/UseIndexOfChar" />
	<rule ref="category/java/performance.xml/UseStringBufferForStringAppends" />

	<!-- Design -->
	<rule ref="category/java/design.xml/SimplifyBooleanExpressions" />
	<rule ref="category/java/design.xml/SimplifyBooleanReturns" />

	<!-- Security -->
	<rule ref="category/java/security.xml/HardCodedCryptoKey" />
	<rule ref="category/java/security.xml/InsecureCryptoIv" />
</ruleset>