phpmd.xml
<?xml version="1.0"?>
<ruleset name="PHPMD rule set for my project" 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">
<description>Custom rules for checking my project</description>
<rule ref="rulesets/naming.xml">
</rule>
<rule ref="rulesets/unusedcode.xml">
</rule>
<rule ref="rulesets/controversial.xml">
</rule>
<rule ref="rulesets/cleancode.xml">
</rule>
<rule ref="rulesets/design.xml">
</rule>
</ruleset>