java.util.prefs

Interface PreferencesFactory


  • public interface PreferencesFactory
    A factory object that generates Preferences objects. Providers of new Preferences implementations should provide corresponding PreferencesFactory implementations so that the new Preferences implementation can be installed in place of the platform-specific default implementation.

    This class is for Preferences implementers only. Normal users of the Preferences facility should have no need to consult this documentation.

    Since:
    1.4
    See Also:
    Preferences

    • Method Summary

      Modifier and Type Method and Description
      Preferences systemRoot()
      Returns the system root preference node.
      Preferences userRoot()
      Returns the user root preference node corresponding to the calling user.

    • Method Detail

      • systemRoot

        Preferences systemRoot()
        Returns the system root preference node. (Multiple calls on this method will return the same object reference.)
        Returns:
        the system root preference node

      • userRoot

        Preferences userRoot()
        Returns the user root preference node corresponding to the calling user. In a server, the returned value will typically depend on some implicit client-context.
        Returns:
        the user root preference node corresponding to the calling user