Class RootPreferencesNode

java.lang.Object
  java.util.prefs.Preferences
      RootPreferencesNode

public class RootPreferencesNode

extends java.util.prefs.Preferences

Class that helps implement TreeModel for java preferences by creating a virtual root node with the User preference tree and System preference tree is its only two children.

Field Summary

Fields inherited from class java.util.prefs.Preferences

MAX_KEY_LENGTH, MAX_NAME_LENGTH, MAX_VALUE_LENGTH

Constructor Summary

RootPreferencesNode()

Method Summary

java.lang.String	absolutePath()
void	addNodeChangeListener(java.util.prefs.NodeChangeListener ncl)
void	addPreferenceChangeListener(java.util.prefs.PreferenceChangeListener pcl)
java.lang.String[]	childrenNames()
void	clear()
void	exportNode(java.io.OutputStream os)
void	exportSubtree(java.io.OutputStream os)
void	flush()
java.lang.String	get(java.lang.String key, java.lang.String def)
boolean	getBoolean(java.lang.String key, boolean def)
byte[]	getByteArray(java.lang.String key, byte[] def)
double	getDouble(java.lang.String key, double def)
float	getFloat(java.lang.String key, float def)
int	getInt(java.lang.String key, int def)
long	getLong(java.lang.String key, long def)
boolean	isUserNode()
java.lang.String[]	keys()
java.lang.String	name()
java.util.prefs.Preferences	node(java.lang.String pathName)
boolean	nodeExists(java.lang.String pathName)
java.util.prefs.Preferences	parent()
void	put(java.lang.String key, java.lang.String value)
void	putBoolean(java.lang.String key, boolean value)
void	putByteArray(java.lang.String key, byte[] value)
void	putDouble(java.lang.String key, double value)
void	putFloat(java.lang.String key, float value)
void	putInt(java.lang.String key, int value)
void	putLong(java.lang.String key, long value)
void	remove(java.lang.String key)
void	removeNode()
void	removeNodeChangeListener(java.util.prefs.NodeChangeListener ncl)
void	removePreferenceChangeListener(java.util.prefs.PreferenceChangeListener pcl)
void	sync()
java.lang.String	toString()

Methods inherited from class java.util.prefs.Preferences

importPreferences, systemNodeForPackage, systemRoot, userNodeForPackage, userRoot

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Constructor Detail

RootPreferencesNode

public RootPreferencesNode()

Method Detail

absolutePath

public java.lang.String absolutePath()

See Also:

Preferences.absolutePath()

addNodeChangeListener

public void addNodeChangeListener(java.util.prefs.NodeChangeListener ncl)

See Also:

Preferences.addNodeChangeListener(java.util.prefs.NodeChangeListener)

addPreferenceChangeListener

public void addPreferenceChangeListener(java.util.prefs.PreferenceChangeListener pcl)

See Also:

Preferences.addPreferenceChangeListener(java.util.prefs.PreferenceChangeListener)

childrenNames

public java.lang.String[] childrenNames()
                                 throws java.util.prefs.BackingStoreException

Throws:

java.util.prefs.BackingStoreException

See Also:

Preferences.childrenNames()

clear

public void clear()
           throws java.util.prefs.BackingStoreException

Throws:

java.util.prefs.BackingStoreException

See Also:

Preferences.clear()

exportSubtree

public void exportSubtree(java.io.OutputStream os)
                   throws java.io.IOException,
                          java.util.prefs.BackingStoreException

Throws:

java.io.IOException

java.util.prefs.BackingStoreException

See Also:

Preferences.exportSubtree(java.io.OutputStream)

flush

public void flush()
           throws java.util.prefs.BackingStoreException

Throws:

java.util.prefs.BackingStoreException

See Also:

Preferences.flush()

get

public java.lang.String get(java.lang.String key,
                            java.lang.String def)

See Also:

Preferences.get(java.lang.String, java.lang.String)

getBoolean

public boolean getBoolean(java.lang.String key,
                          boolean def)

See Also:

Preferences.getBoolean(java.lang.String, boolean)

getByteArray

public byte[] getByteArray(java.lang.String key,
                           byte[] def)

See Also:

Preferences.getByteArray(java.lang.String, byte[])

getDouble

public double getDouble(java.lang.String key,
                        double def)

See Also:

Preferences.getDouble(java.lang.String, double)

getFloat

public float getFloat(java.lang.String key,
                      float def)

See Also:

Preferences.getFloat(java.lang.String, float)

getInt

public int getInt(java.lang.String key,
                  int def)

See Also:

Preferences.getInt(java.lang.String, int)

getLong

public long getLong(java.lang.String key,
                    long def)

See Also:

Preferences.getLong(java.lang.String, long)

isUserNode

public boolean isUserNode()

See Also:

Preferences.isUserNode()

keys

public java.lang.String[] keys()
                        throws java.util.prefs.BackingStoreException

Throws:

java.util.prefs.BackingStoreException

See Also:

Preferences.keys()

name

public java.lang.String name()

See Also:

Preferences.name()

node

public java.util.prefs.Preferences node(java.lang.String pathName)

See Also:

Preferences.node(java.lang.String)

nodeExists

public boolean nodeExists(java.lang.String pathName)
                   throws java.util.prefs.BackingStoreException

Throws:

java.util.prefs.BackingStoreException

See Also:

Preferences.nodeExists(java.lang.String)

parent

public java.util.prefs.Preferences parent()

See Also:

Preferences.parent()

put

public void put(java.lang.String key,
                java.lang.String value)

See Also:

Preferences.put(java.lang.String, java.lang.String)

putBoolean

public void putBoolean(java.lang.String key,
                       boolean value)

See Also:

Preferences.putBoolean(java.lang.String, boolean)

putByteArray

public void putByteArray(java.lang.String key,
                         byte[] value)

See Also:

Preferences.putByteArray(java.lang.String, byte[])

putDouble

public void putDouble(java.lang.String key,
                      double value)

See Also:

Preferences.putDouble(java.lang.String, double)

putFloat

public void putFloat(java.lang.String key,
                     float value)

See Also:

Preferences.putFloat(java.lang.String, float)

putInt

public void putInt(java.lang.String key,
                   int value)

See Also:

Preferences.putInt(java.lang.String, int)

putLong

public void putLong(java.lang.String key,
                    long value)

See Also:

Preferences.putLong(java.lang.String, long)

remove

public void remove(java.lang.String key)

See Also:

Preferences.remove(java.lang.String)

removeNode

public void removeNode()
                throws java.util.prefs.BackingStoreException

Throws:

java.util.prefs.BackingStoreException

See Also:

Preferences.removeNode()

removeNodeChangeListener

public void removeNodeChangeListener(java.util.prefs.NodeChangeListener ncl)

See Also:

Preferences.removeNodeChangeListener(java.util.prefs.NodeChangeListener)

removePreferenceChangeListener

public void removePreferenceChangeListener(java.util.prefs.PreferenceChangeListener pcl)

See Also:

Preferences.removePreferenceChangeListener(java.util.prefs.PreferenceChangeListener)

sync

public void sync()
          throws java.util.prefs.BackingStoreException

Throws:

java.util.prefs.BackingStoreException

See Also:

Preferences.sync()

toString

public java.lang.String toString()

See Also:

Object.toString()

exportNode

public void exportNode(java.io.OutputStream os)
                throws java.io.IOException,
                       java.util.prefs.BackingStoreException

Throws:

java.io.IOException

java.util.prefs.BackingStoreException

See Also:

Preferences.exportNode(java.io.OutputStream)