((MVELCompileable) acc.getAccumulators()[0]).compile( (MVELDialectRuntimeData) pkgBuilder.getPackageRegistry( pkg.getName() ).getDialectRuntimeRegistry().getDialectData( "mvel" ) ); Object wmContext = acc.createWorkingMemoryContext(); Object accContext = acc.createContext(); acc.init( wmContext, accContext, tuple, ksession ); acc.accumulate( wmContext, accContext, tuple, f1, ksession ); acc.accumulate( wmContext, accContext, tuple, acc.getResult( wmContext, accContext, tuple, ksession ) ); acc.reverse( wmContext, accContext, tuple, acc.getResult( wmContext, accContext,