phpmd.xml
<ruleset name="basic-rules"
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>mess detection</description>
<rule ref="rulesets/cleancode.xml" />
<rule ref="rulesets/codesize.xml" />
<rule ref="rulesets/controversial.xml" />
<rule ref="rulesets/design.xml" />
<rule ref="rulesets/naming.xml">
<exclude name="LongVariable" />
</rule>
<rule ref="rulesets/naming.xml/LongVariable">
<properties>
<property name="maximum" value="30" />
</properties>
</rule>
<rule ref="rulesets/unusedcode.xml" />
</ruleset>