Final.java

public class SomeController {
  
  // pretend that UserService is here injected
  
  @RequestMapping(value = "/some-request", method = RequestMethod.GET, produces = MediaType.APPLICATION_JSON_VALUE)
  public ResponseEntity<Response<SomeRequest> > getSomeRequest(HttpSession session) {
    // remove NOT needed logic
    SomeRequest someRequest = this.someBusinessService.createSomeRequest(session.getId());
    this.userService.processSomeEx(someRequest);
    boolean isSaved = this.userService.handleConfigTurnedOn(someRequest);
    if (!isSaved) {
      // I still dont know why we return the BAD Request... but yeah.
      return this.data(someRequest, HttpStatus.BAD_REQUEST);
    }
    
    this.differentPaymentService.handleDifferentPaymentOnRequest(someRequest);
    return data(someRequest);
  }
}