code: public Hessian2Input createHessian2Input(InputStream is)
      {
          Hessian2Input in = _freeHessian2Input.allocate();
  
          if (in == null) {
              in = new Hessian2Input(is);
              in.setSerializerFactory(getSerializerFactory());
          }
          else {
              in.init(is);
          }
  
          return in;
      }
docs: Creates a new Hessian 2.0 deserializer.