global class ParkServiceMock implements WebServiceMock
{
    global void doInvoke(
           Object stub,
           Object request,
           Map<String, Object> response,
           String endpoint,
           String soapAction,
           String requestName,
           String responseNS,
           String responseName,
           String responseType) 
    {
        ParkService.byCountryResponse response_x = new ParkService.byCountryResponse();
        response_x.return_x = new String[]{'park1'};
        response.put('response_x', response_x); 
   }
}