You may need to map the user name to a principal that is meaningful in the server's registry.
您可能需要将用户名映射到服务器的注册中心中有意义的主体。
3
The principal access path to any object in a grid should be either through the Map API or through an EntityManager find() using the object’s primary key.
到网格中任何对象的主要访问方式应该是通过 Map API 或使用对象主键的 EntityManager find() 方法。