pmd-config.xml

<?xml version="1.0"?>

<ruleset name="TrafficSPVisualizer Rules" xmlsn="https://pmd.sourceforge.net/ruleset/2.0.0">

    <description>
        Ruleset for TrafficSPVisualizer
    </description>

    <exclude-pattern>.*Test.java</exclude-pattern>

    <rule ref="category/java/bestpractices.xml/AvoidUsingHardCodedIP"/>
    <rule ref="category/java/bestpractices.xml/CheckResultSet"/>
    <rule ref="category/java/bestpractices.xml/UnusedImports"/>
    <rule ref="category/java/bestpractices.xml/UnusedFormalParameter"/>
    <rule ref="category/java/bestpractices.xml/UnusedLocalVariable"/>
    <rule ref="category/java/bestpractices.xml/UnusedPrivateField"/>
    <rule ref="category/java/bestpractices.xml/UnusedPrivateMethod"/>
    <rule ref="category/java/bestpractices.xml/UnusedAssignment"/>
    <rule ref="category/java/bestpractices.xml/ForLoopCanBeForeach"/>
    <rule ref="category/java/bestpractices.xml/LooseCoupling"/>
    <rule ref="category/java/bestpractices.xml/MethodReturnsInternalArray"/>
    <rule ref="category/java/bestpractices.xml/ArrayIsStoredDirectly"/>
    <rule ref="category/java/bestpractices.xml/LiteralsFirstInComparisons"/>

    <rule ref="category/java/codestyle.xml/DontImportJavaLang"/>
    <rule ref="category/java/codestyle.xml/DuplicateImports"/>
    <rule ref="category/java/codestyle.xml/ExtendsObject"/>
    <rule ref="category/java/codestyle.xml/UnnecessaryImport"/>
    <rule ref="category/java/codestyle.xml/ForLoopShouldBeWhileLoop"/>
    <rule ref="category/java/codestyle.xml/TooManyStaticImports"/>
    <rule ref="category/java/codestyle.xml/UnnecessaryFullyQualifiedName"/>
    <rule ref="category/java/codestyle.xml/UnnecessaryModifier"/>
    <rule ref="category/java/codestyle.xml/UnnecessaryReturn"/>
    <rule ref="category/java/codestyle.xml/UselessParentheses"/>
    <rule ref="category/java/codestyle.xml/UselessQualifiedThis"/>
    <rule ref="category/java/codestyle.xml/DefaultPackage"/>
    <rule ref="category/java/codestyle.xml/LinguisticNaming"/>
    <rule ref="category/java/codestyle.xml/UselessParentheses"/>
    <rule ref="category/java/codestyle.xml/FieldNamingConventions"/>
    <rule ref="category/java/codestyle.xml/VariableNamingConventions"/>
    <rule ref="category/java/codestyle.xml/CommentDefaultAccessModifier"/>
    <rule ref="category/java/codestyle.xml/ConfusingTernary"/>

    <rule ref="category/java/design.xml/CollapsibleIfStatements"/>
    <rule ref="category/java/design.xml/SimplifiedTernary"/>
    <rule ref="category/java/design.xml/UselessOverridingMethod"/>
    <rule ref="category/java/design.xml/SingularField"/>
    <rule ref="category/java/design.xml/CognitiveComplexity">
        <properties>
            <property name="reportLevel" value="25"/>
        </properties>
    </rule>
    <rule ref="category/java/design.xml/CyclomaticComplexity">
        <properties>
            <property name="classReportLevel" value="100"/>
            <property name="methodReportLevel" value="20"/>
        </properties>
    </rule>

    <rule ref="category/java/errorprone.xml/AvoidBranchingStatementAsLastInLoop"/>
    <rule ref="category/java/errorprone.xml/AvoidDecimalLiteralsInBigDecimalConstructor"/>
    <rule ref="category/java/errorprone.xml/AvoidMultipleUnaryOperators"/>
    <rule ref="category/java/errorprone.xml/AvoidUsingOctalValues"/>
    <rule ref="category/java/errorprone.xml/AvoidCatchingNPE"/>
    <rule ref="category/java/errorprone.xml/AvoidDuplicateLiterals"/>
    <rule ref="category/java/errorprone.xml/BrokenNullCheck"/>
    <rule ref="category/java/errorprone.xml/CheckSkipResult"/>
    <rule ref="category/java/errorprone.xml/ClassCastExceptionWithToArray"/>
    <rule ref="category/java/errorprone.xml/CloseResource"/>
    <rule ref="category/java/errorprone.xml/DontUseFloatTypeForLoopIndices"/>
    <rule ref="category/java/errorprone.xml/EmptyCatchBlock"/>
    <rule ref="category/java/errorprone.xml/EmptyFinallyBlock"/>
    <rule ref="category/java/errorprone.xml/EmptyIfStmt"/>
    <rule ref="category/java/errorprone.xml/EmptyInitializer"/>
    <rule ref="category/java/errorprone.xml/EmptyStatementBlock"/>
    <rule ref="category/java/errorprone.xml/EmptyStatementNotInLoop"/>
    <rule ref="category/java/errorprone.xml/EmptySwitchStatements"/>
    <rule ref="category/java/errorprone.xml/EmptySynchronizedBlock"/>
    <rule ref="category/java/errorprone.xml/EmptyTryBlock"/>
    <rule ref="category/java/errorprone.xml/EmptyWhileStmt"/>
    <rule ref="category/java/errorprone.xml/JumbledIncrementer"/>
    <rule ref="category/java/errorprone.xml/MisplacedNullCheck"/>
    <rule ref="category/java/errorprone.xml/OverrideBothEqualsAndHashcode"/>
    <rule ref="category/java/errorprone.xml/ReturnFromFinallyBlock"/>
    <rule ref="category/java/errorprone.xml/UnconditionalIfStatement"/>
    <rule ref="category/java/errorprone.xml/UnnecessaryConversionTemporary"/>
    <rule ref="category/java/errorprone.xml/UnusedNullCheckInEquals"/>
    <rule ref="category/java/errorprone.xml/UselessOperationOnImmutable"/>
    <rule ref="category/java/errorprone.xml/AvoidLiteralsInIfCondition">
        <properties>
            <property name="ignoreMagicNumbers" value="-1,0,1,2"/>
            <property name="ignoreExpressions" value="true"/>
        </properties>
    </rule>
    <rule ref="category/java/errorprone.xml/CompareObjectsWithEquals"/>

    <rule ref="category/java/multithreading.xml/AvoidThreadGroup"/>
    <rule ref="category/java/multithreading.xml/DontCallThreadRun"/>
    <rule ref="category/java/multithreading.xml/DoubleCheckedLocking"/>

    <rule ref="category/java/performance.xml/BigIntegerInstantiation"/>
    <rule ref="category/java/performance.xml/BooleanInstantiation"/>

    <rule ref="category/java/security.xml"/>


    <rule name="ShortVariable"
          language="java"
          since="1.5"
          message="Avoid variables with short names like {0}"
          class="net.sourceforge.pmd.lang.rule.XPathRule"
          externalInfoUrl="${pmd.website.baseurl}/pmd_rules_java_codestyle.html#shortvariable">
        <description>
            Variable names that are very short are not helpful to the reader.
        </description>
        <priority>3</priority>
        <properties>
            <property name="minimum" type="Integer" value="3" min="1" max="100"
                      description="Number of characters that are required as a minimum for a variable name."/>
            <property name="excluded" type="String" value="x,y,z"
                      description="Comma-separated list of names, that should be ignored"/>
            <property name="version" value="2.0"/>
            <property name="xpath">
                <value>
                    <![CDATA[
			//VariableDeclaratorId[string-length(@Name) < $minimum]
			 [empty(index-of(tokenize($excluded, '\s*,\s*'), @Image))]
			 (: ForStatement :)
			 [not(../../..[self::ForInit])]
			 (: Catch statement parameter :)
			 [not(../..[self::CatchStatement])]
			 (: Lambda expression parameter :)
			 [not(parent::LambdaExpression or ../../..[self::LambdaExpression])]
        ]]>
                </value>
            </property>
        </properties>
    </rule>

</ruleset>