Rules that help you discover design issues.
Table of Contents

AvoidDeeplyNestedIfStmts

Since: PMD 5.1

Priority: Medium (3)

Avoid creating deeply nested if-then statements since they are harder to read and error-prone to maintain.

This rule is defined by the following Java class: net.sourceforge.pmd.lang.vm.rule.design.AvoidDeeplyNestedIfStmtsRule

This rule has the following properties:

Name Default Value Description
problemDepth 3 The if statement depth reporting threshold

Use this rule with the default properties by just referencing it:

<rule ref="category/vm/design.xml/AvoidDeeplyNestedIfStmts" />

Use this rule and customize it:

<rule ref="category/vm/design.xml/AvoidDeeplyNestedIfStmts">
    <properties>
        <property name="problemDepth" value="3" />
    </properties>
</rule>

CollapsibleIfStatements

Since: PMD 5.1

Priority: Medium (3)

Sometimes two consecutive ‘if’ statements can be consolidated by separating their conditions with a boolean short-circuit operator.

This rule is defined by the following Java class: net.sourceforge.pmd.lang.vm.rule.design.CollapsibleIfStatementsRule

Use this rule by referencing it:

<rule ref="category/vm/design.xml/CollapsibleIfStatements" />

ExcessiveTemplateLength

Since: PMD 5.1

Priority: Medium (3)

The template is too long. It should be broken up into smaller pieces.

This rule is defined by the following Java class: net.sourceforge.pmd.lang.vm.rule.design.ExcessiveTemplateLengthRule

This rule has the following properties:

Name Default Value Description
minimum 1000 Threshold above which a node is reported

Use this rule with the default properties by just referencing it:

<rule ref="category/vm/design.xml/ExcessiveTemplateLength" />

Use this rule and customize it:

<rule ref="category/vm/design.xml/ExcessiveTemplateLength">
    <properties>
        <property name="minimum" value="1000" />
    </properties>
</rule>

NoInlineJavaScript

Since: PMD 5.1

Priority: Medium High (2)

Avoid inline JavaScript. Import .js files instead.

This rule is defined by the following Java class: net.sourceforge.pmd.lang.vm.rule.design.NoInlineJavaScriptRule

Use this rule by referencing it:

<rule ref="category/vm/design.xml/NoInlineJavaScript" />

NoInlineStyles

Since: PMD 5.1

Priority: Medium High (2)

Avoid inline styles. Use css classes instead.

This rule is defined by the following XPath expression:

//Text[matches(@literal, "<[^>]+\s[sS][tT][yY][lL][eE]\s*=")]

Use this rule by referencing it:

<rule ref="category/vm/design.xml/NoInlineStyles" />