# Uses of Package
java.util.prefs

Packages that use java.util.prefs
Package
Description
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
Class
Description
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
Class
Description
Preferences
A node in a hierarchical collection of preference data.