# Uses of Package
java.util.prefs

Packages that use java.util.prefs
java.util.prefs: This package allows applications to store and retrieve user and system preference and configuration data.
jdk.jshell.tool: Provides a mechanism to launch an instance of a Java™ shell tool.

Classes in java.util.prefs used by java.util.prefs
AbstractPreferences: This class provides a skeletal implementation of the `Preferences` class, greatly easing the task of implementing it.
BackingStoreException: Thrown 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.
InvalidPreferencesFormatException: Thrown 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 `Preferences` specification.
NodeChangeEvent: An event emitted by a `Preferences` node to indicate that a child of that node has been added or removed.
NodeChangeListener: A listener for receiving preference node change events.
PreferenceChangeEvent: An event emitted by a `Preferences` node to indicate that a preference has been added, removed or has had its value changed.
PreferenceChangeListener: A listener for receiving preference change events.
Preferences: A node in a hierarchical collection of preference data.

Classes in java.util.prefs used by jdk.jshell.tool
Preferences: A node in a hierarchical collection of preference data.