# Package com.h3c.keystone

- Interface Summary
  Interface | Description
  --- | ---
  AuthenticationClient | A client that can communicate to an authentication server for authentication.
  KeystoneConfigurationConstants | Various constants for use in coding authentication information in request header and for configuration purposes.

- Class Summary
  Class | Description
  --- | ---
  AuthClientFactory | A factory for building `AuthenticationClient`s.
  HttpAuthClient | An `AuthenticationClient` adapter for HTTP.
  HttpClientFactory | Factory for HTTP-based authentication client.
  HttpClientPoolFactory | An HTTP request pooling factory.
  InMemoryAuthenticationManager | Implementation of the authentication service against using a simple memory store.
  KeystoneAuthenticationManager | Implementation of the authentication service against a Keystone identity server.

- Exception Summary
  Exception | Description
  --- | ---
  KeystoneConnectionException | Exception representing an issue with connection to authentication service.

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