"rule Log when $x : MockColdTrait() then System.out.println( \"IN \" + $x ); end " +
"rule Log2 when $x : Cold() then System.out.println( \"OUT \" + $x ); end "
;
KieServices ks = KieServices.Factory.get();
KieFileSystem kfs = ks.newKieFileSystem();
kfs.write( ResourceFactory.newClassPathResource( pmmlSource ).setResourceType( ResourceType.PMML ) );
kfs.write( ResourceFactory.newByteArrayResource( extraDrl.getBytes() )
.setSourcePath( "rules.drl" )
.setResourceType( ResourceType.DRL ) );