de.jppietsch.prefedit
Class Subtree

java.lang.Object
  de.jppietsch.prefedit.AbstractTransferable
      de.jppietsch.prefedit.Subtree

All Implemented Interfaces:

Transferable

public class Subtree

extends AbstractTransferable

An immutable preferences tree which may be placed in the clipboard.

Version:

$Revision: 1.1 $

Author:

Jan-Peter Pietsch

Field Summary

private String	key Name of this subtrees root.
private Preferences	node Preferences node.
private ArrayList	prefs List of Preference representing the keys with their values.
private ArrayList	subtrees List of Subtree representing the subnodes.

Constructor Summary

Subtree(Preferences somePreferences)
Constructs this Preference from the given preferences node.

Method Summary

void	cut() Copies this preferences subtree to the system clipboard and removes it.
protected void	doPaste(Preferences somePreferences) Adds this transferable to the given preferences.
protected String	humanPresentableClassName() Returns a human presentable name for this class.
String	toString() Returns a string representation of this object.
private StringBuffer	toString(StringBuffer aBuffy, String anIndent) Recursive helper for toString().

Methods inherited from class de.jppietsch.prefedit.AbstractTransferable

copy, flavor, getTransferData, getTransferDataFlavors, isDataFlavorSupported, paste

Methods inherited from class java.lang.Object

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

Field Detail

node

private Preferences node

Preferences node.

key

private final String key

Name of this subtrees root.

subtrees

private final ArrayList subtrees

List of Subtree representing the subnodes.

prefs

private final ArrayList prefs

List of Preference representing the keys with their values.

Constructor Detail

Subtree

public Subtree(Preferences somePreferences)
        throws BackingStoreException

Constructs this Preference from the given preferences node.

Parameters:

somePreferences - the preferences node.

Method Detail

toString

public String toString()

Returns a string representation of this object.

Returns:

A string representation of this object.

cut

public void cut()

Copies this preferences subtree to the system clipboard and removes it.

Overrides:

cut in class AbstractTransferable

humanPresentableClassName

protected String humanPresentableClassName()

Returns a human presentable name for this class.

Specified by:

humanPresentableClassName in class AbstractTransferable

Returns:

A human presentable name for the concrete class.

doPaste

protected void doPaste(Preferences somePreferences)

Adds this transferable to the given preferences.

Specified by:

doPaste in class AbstractTransferable

Parameters:

somePreferences - to which this is added.

toString

private StringBuffer toString(StringBuffer aBuffy,
                              String anIndent)

Recursive helper for toString().

Parameters:

aBuffy - receives a string representation of this object.

anIndent - is preceded before any line.

Returns:

The given buffer filled with the requested string.