question: return the default stub for the case when the client binding classes are not locally available . the returned stub can still be used to get the valid request , add parameter and invoke the method by name . concode_field_sep PlaceHolder placeHolder concode_field_sep ObjectImpl search
target: ObjectImpl function ( ORB arg0 , IOR arg1 ) { return new IorObject ( arg0 , arg1 ) ; }