pmd-rules.xml

<?xml version="1.0"?>
<ruleset name="JToon Rules"
         xmlns="http://pmd.sourceforge.net/ruleset/2.0.0"
         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
         xsi:schemaLocation="http://pmd.sourceforge.net/ruleset/2.0.0 https://pmd.sourceforge.io/ruleset_2_0_0.xsd">

    <description>
        PMD ruleset for JToon project
    </description>

    <!-- Best Practices -->
    <rule ref="category/java/bestpractices.xml">
        <exclude name="GuardLogStatement" />
        <exclude name="ForLoopCanBeForeach" />
        <exclude name="UnusedPrivateMethod" />
        <exclude name="JUnitUseExpected" />
    </rule>

    <!-- Code Style -->
    <rule ref="category/java/codestyle.xml">
        <exclude name="AtLeastOneConstructor" />
        <exclude name="CommentDefaultAccessModifier" />
        <exclude name="ConfusingTernary" />
        <exclude name="LocalVariableCouldBeFinal" />
        <exclude name="LongVariable" />
        <exclude name="MethodArgumentCouldBeFinal" />
        <exclude name="OnlyOneReturn" />
        <exclude name="PrematureDeclaration" />
        <exclude name="ShortVariable" />
        <exclude name="TooManyStaticImports" />
        <exclude name="UnnecessaryAnnotationValueElement" />
        <exclude name="UnnecessaryConstructor" />
        <exclude name="UnnecessaryModifier" />
        <exclude name="UnnecessaryReturn" />
        <exclude name="UselessParentheses" />
        <exclude name="UselessQualifiedThis" />
    </rule>

    <!-- Design -->
    <rule ref="category/java/design.xml">
        <exclude name="AbstractClassWithoutAnyMethod" />
        <exclude name="AvoidDeeplyNestedIfStmts" />
        <exclude name="CognitiveComplexity" />
        <exclude name="CollapsibleIfStatements" />
        <exclude name="CyclomaticComplexity" />
        <exclude name="DataClass" />
        <exclude name="ExcessiveImports" />
        <exclude name="ExcessiveParameterList" />
        <exclude name="ExcessivePublicCount" />
        <exclude name="GodClass" />
        <exclude name="ImmutableField" />
        <exclude name="LawOfDemeter" />
        <exclude name="LoosePackageCoupling" />
        <exclude name="NPathComplexity" />
        <exclude name="NcssCount" />
        <exclude name="SignatureDeclareThrowsException" />
        <exclude name="SimplifyBooleanReturns" />
        <exclude name="SingularField" />
        <exclude name="TooManyMethods" />
        <exclude name="UseObjectForClearerAPI" />
        <exclude name="UseUtilityClass" />
    </rule>

    <!-- Error Prone -->
    <rule ref="category/java/errorprone.xml">
        <exclude name="AvoidCatchingGenericException" />
        <exclude name="AvoidLiteralsInIfCondition" />
        <exclude name="AvoidMultipleUnaryOperators" />
        <exclude name="CheckSkipResult" />
        <exclude name="ClassCastExceptionWithToArray" />
        <exclude name="CloseResource" />
        <exclude name="CompareObjectsWithEquals" />
        <exclude name="ConstructorCallsOverridableMethod" />
        <exclude name="DoNotCallGarbageCollectionExplicitly" />
        <exclude name="DontImportSun" />
        <exclude name="DontUseFloatTypeForLoopIndices" />
        <exclude name="EmptyCatchBlock" />
        <exclude name="EqualsNull" />
        <exclude name="JumbledIncrementer" />
        <exclude name="MissingSerialVersionUID" />
        <exclude name="NullAssignment" />
        <exclude name="ProperCloneImplementation" />
        <exclude name="ReturnFromFinallyBlock" />
        <exclude name="SimpleDateFormatNeedsLocale" />
        <exclude name="SingletonClassReturningNewInstance" />
        <exclude name="UnconditionalIfStatement" />
        <exclude name="UselessOperationOnImmutable" />
    </rule>

    <!-- Performance -->
    <rule ref="category/java/performance.xml">
        <exclude name="AvoidInstantiatingObjectsInLoops" />
        <exclude name="ConsecutiveAppendsShouldReuse" />
        <exclude name="InsufficientStringBufferDeclaration" />
        <exclude name="OptimizableToArrayCall" />
        <exclude name="UseArrayListInsteadOfVector" />
        <exclude name="UseStringBufferForStringAppends" />
    </rule>

</ruleset>