<?xml version="1.0"?>
   <ruleset name="My first PHPMD rule set" 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> My custom rule set that checks my code... </description>
   <!-- Import the entire unused code rule set -->
   <rule ref="rulesets/unusedcode.xml" />
  
   <!-- Import the entire cyclomatic complexity rule -->
   <rule ref="rulesets/codesize.xml/CyclomaticComplexity" /> 
  </ruleset>