Fixed PMD configuration: classes may contain numbers.
<rule ref="rulesets/java/naming.xml/MethodNamingConventions"/>
<rule ref="rulesets/java/naming.xml/ClassNamingConventions">
<properties>
- <property name="utilityClassPattern" value="[A-Z][a-zA-Z]+"/>
+ <property name="utilityClassPattern" value="[A-Z][a-zA-Z0-9]+"/>
+ <property name="classPattern" value="[A-Z][a-zA-Z0-9]+"/>
</properties>
</rule>
<rule ref="rulesets/java/naming.xml/AvoidDollarSigns"/>
