Module java.prefs
Package 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
    Description
    Preferences
    systemRoot()
    Returns the system root preference node.
    Preferences
    userRoot()
    Returns the user root preference node corresponding to the calling user.

  • Method Details

    • 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