code: function generate() {
  
          if ($this->namespace) {
              $fqcn = $this->namespace.'\\'.$this->className;
          }
          else {
              $fqcn = $this->className;
          }
  
          $this->addProperties();
          $this->addConstructorMethod();
          $this->addSetAPIMethod();
          $this->addSetParameterMethod();
          $this->addCheckScopeMethod();
          $this->addAccessorMethods();
          $this->addFilteredParameterMethod();
          $this->addCreateRequestMethod();
          $this->addCreateAndExecuteMethod();
          $this->addCallMethod();
          
          $this->addExecuteMethod();
          $this->addExecuteAsyncMethod();
          $this->addDispatchMethod();
          $this->addDispatchAsyncMethod();
          $this->addProcessResponseMethod();
          //$this->addIsErrorResponseMethod();
          $this->addShouldResponseBeProcessedMethod();
          $this->addTranslateResponseToExceptionMethod();
          $this->addShouldUseCachedResponseMethod();
          $this->addShouldResponseBeCachedMethod();
          $this->addSetOriginalResponseMethod();
          $this->addGetOriginalResponseMethod();
          $this->addGetResultInstantiationInfoMethod();
  
          $this->classGenerator->setImplementedInterfaces(['ArtaxServiceBuilder\Operation']);
          $this->classGenerator->setFQCN($fqcn);
          $text = $this->classGenerator->generate();
          saveFile($this->outputPath, $fqcn, $text);
      }
docs: Generate the complete operation class and save it to the filesystem.
  @throws \ArtaxServiceBuilder\APIBuilderException