Package | Description |
---|---|
java.util.prefs |
This package allows applications to store and retrieve user and system
preference and configuration data.
|
Modifier and Type | Method | Description |
---|---|---|
String[] |
AbstractPreferences.childrenNames() |
Implements the
children method as per the specification in
Preferences.childrenNames() . |
abstract String[] |
Preferences.childrenNames() |
Returns the names of the children of this preference node, relative to
this node.
|
protected abstract String[] |
AbstractPreferences.childrenNamesSpi() |
Returns the names of the children of this preference node.
|
void |
AbstractPreferences.clear() |
Implements the
clear method as per the specification in
Preferences.clear() . |
abstract void |
Preferences.clear() |
Removes all of the preferences (key-value associations) in this
preference node.
|
void |
AbstractPreferences.exportNode(OutputStream os) |
Implements the
exportNode method as per the specification in
Preferences.exportNode(OutputStream) . |
abstract void |
Preferences.exportNode(OutputStream os) |
Emits on the specified output stream an XML document representing all
of the preferences contained in this node (but not its descendants).
|
void |
AbstractPreferences.exportSubtree(OutputStream os) |
Implements the
exportSubtree method as per the specification in
Preferences.exportSubtree(OutputStream) . |
abstract void |
Preferences.exportSubtree(OutputStream os) |
Emits an XML document representing all of the preferences contained
in this node and all of its descendants.
|
void |
AbstractPreferences.flush() |
Implements the
flush method as per the specification in
Preferences.flush() . |
abstract void |
Preferences.flush() |
Forces any changes in the contents of this preference node and its
descendants to the persistent store.
|
protected abstract void |
AbstractPreferences.flushSpi() |
This method is invoked with this node locked.
|
protected AbstractPreferences |
AbstractPreferences.getChild(String nodeName) |
Returns the named child if it exists, or
null if it does not. |
String[] |
AbstractPreferences.keys() |
Implements the
keys method as per the specification in
Preferences.keys() . |
abstract String[] |
Preferences.keys() |
Returns all of the keys that have an associated value in this
preference node.
|
protected abstract String[] |
AbstractPreferences.keysSpi() |
Returns all of the keys that have an associated value in this
preference node.
|
boolean |
AbstractPreferences.nodeExists(String path) |
Implements the
nodeExists method as per the specification in
Preferences.nodeExists(String) . |
abstract boolean |
Preferences.nodeExists(String pathName) |
Returns true if the named preference node exists in the same tree
as this node.
|
void |
AbstractPreferences.removeNode() |
Implements the
removeNode() method as per the specification in
Preferences.removeNode() . |
abstract void |
Preferences.removeNode() |
Removes this preference node and all of its descendants, invalidating
any preferences contained in the removed nodes.
|
protected abstract void |
AbstractPreferences.removeNodeSpi() |
Removes this preference node, invalidating it and any preferences that
it contains.
|
void |
AbstractPreferences.sync() |
Implements the
sync method as per the specification in
Preferences.sync() . |
abstract void |
Preferences.sync() |
Ensures that future reads from this preference node and its
descendants reflect any changes that were committed to the persistent
store (from any VM) prior to the
sync invocation. |
protected abstract void |
AbstractPreferences.syncSpi() |
This method is invoked with this node locked.
|
Submit a bug or feature
For further API reference and developer documentation, see Java SE Documentation. That documentation contains more detailed, developer-targeted descriptions, with conceptual overviews, definitions of terms, workarounds, and working code examples.
Copyright © 1993, 2016, Oracle and/or its affiliates. 500 Oracle Parkway
Redwood Shores, CA 94065 USA. All rights reserved.
DRAFT 9-Ubuntu+0-9b149-1