<FindBugsFilter>
	 <Match classregex=".*\.PackageTest">
	 	<BugCode name="OS"/>
	 </Match>
	 <Match classregex=".*\$Test">
	 	<BugCode name="OS"/>
	 </Match>
     <Match classregex=".*" >
     	<!-- 
     	EI,EI2 - may expose internal representation
     	IS2 - Inconsistent synchronisation
     	MS - mutable static field
     	Se - serialisation
     	SIC - should be static inner class?
		HE - hashcode/equals
     	-->
       <BugCode name="EI,EI2,IS2,HE" />
     </Match>
</FindBugsFilter>