public static Map<String,Object> prodFindDistinctVariants(DispatchContext dctx,Map<String,? extends Object> context){
  return ServiceUtil.returnFailure();
}

public static Map < String , Object > prodFindDistinctVariants ( DispatchContext dctx , Map < String , ? extends Object > context ) { return ServiceUtil . returnFailure ( ) ; }
finds product variants based on a product id and a distinct feature .
