Interface BackendService


@Deprecated public interface BackendService
Deprecated.
BackendService allows you to retrieve information about backend servers. Backend servers are long running addressable servers that can be used for applications that need to keep persistent state in ram between requests.

This API is deprecated and has been replaced by ModulesService. Please update your code as soon as possible. See the modules documentation for more information: https://developers.google.com/appengine/docs/java/modules/converting

This API allows you to retrieve information about the backend handling the current request. It also allows you to to get the address of a specific backend instance in such a way that a local server is used during development and a production server is used in production.

  • Field Details

  • Method Details

    • getCurrentBackend

      String getCurrentBackend()
      Deprecated.
      Get the name of the backend handling the current request.
      Returns:
      The name of the backend or null if the request is not handled by a backend.
    • getCurrentInstance

      int getCurrentInstance()
      Deprecated.
      Get the instance handling the current request.
      Returns:
      The instance id or -1 if the request is not handled by a backend.
    • getBackendAddress

      String getBackendAddress(String backend)
      Deprecated.
      Get the address of a specific backend in such a way that a local server is used during development and a production server is used in production.
      Parameters:
      backend - The name of the backend
      Returns:
      The address of the backend
    • getBackendAddress

      String getBackendAddress(String backend, int instance)
      Deprecated.
      Get the address of a specific backend instance in such a way that a local instance is used during development and a production server instance is used in production.
      Parameters:
      backend - The name of the backend
      instance - The instance id
      Returns:
      The address of the backend instance