code: public Hessian2Output createHessian2Output()
      {
          Hessian2Output out = _freeHessian2Output.allocate();
  
          if (out == null) {
              out = new Hessian2Output();
  
              out.setSerializerFactory(getSerializerFactory());
          }
  
          return out;
      }
docs: Creates a new Hessian 2.0 serializer.