phpmd.xml
<?xml version="1.0"?>
<ruleset xmlns="http://pmd.sf.net/ruleset/1.0.0"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://pmd.sf.net/ruleset/1.0.0 http://pmd.sf.net/ruleset_xml_schema.xsd"
xsi:noNamespaceSchemaLocation=" http://pmd.sf.net/ruleset_xml_schema.xsd">
<rule ref="rulesets/cleancode.xml" />
<rule ref="rulesets/codesize.xml" />
<rule ref="rulesets/controversial.xml" />
<rule ref="rulesets/design.xml" />
<rule ref="rulesets/unusedcode.xml" />
<rule ref="rulesets/naming.xml/ConstructorWithNameAsEnclosingClass" />
<rule ref="rulesets/naming.xml/ConstantNamingConventions" />
<rule ref="rulesets/naming.xml/BooleanGetMethodName" />
<rule ref="rulesets/naming.xml/LongVariable" />
<rule ref="rulesets/naming.xml/ShortVariable">
<properties>
<property name="minimum" value="2" />
<property name="exceptions" value="x,y,h,w,i,j" />
</properties>
</rule>
<rule ref="rulesets/naming.xml/ShortMethodName">
<properties>
<property name="minimum" value="2" />
</properties>
</rule>
</ruleset>