This package allows applications to store and retrieve user and system preference and configuration data. This data is stored persistently in an implementation-dependent backing store. There are two separate trees of preference nodes, one for user preferences and one for system preferences.
Class Summary Class Description AbstractPreferencesThis class provides a skeletal implementation of the
Preferencesclass, greatly easing the task of implementing it.
NodeChangeEventAn event emitted by a
Preferencesnode to indicate that a child of that node has been added or removed.
PreferenceChangeEventAn event emitted by a
Preferencesnode to indicate that a preference has been added, removed or has had its value changed.
PreferencesA node in a hierarchical collection of preference data.
Exception Summary Exception Description BackingStoreExceptionThrown to indicate that a preferences operation could not complete because of a failure in the backing store, or a failure to contact the backing store. InvalidPreferencesFormatExceptionThrown to indicate that an operation could not complete because the input did not conform to the appropriate XML document type for a collection of preferences, as per the