org.openide.nodes
Class Index.KeysChildren

java.lang.Object
  extended byorg.openide.nodes.Children
      extended byorg.openide.nodes.Children.Array
          extended byorg.openide.nodes.Children.Keys
              extended byorg.openide.nodes.Index.KeysChildren
All Implemented Interfaces:
Cloneable
Enclosing class:
Index

public abstract static class Index.KeysChildren
extends Children.Keys

Implementation of index interface that operates on an list of objects that are presented by given nodes.


Nested Class Summary
 
Nested classes inherited from class org.openide.nodes.Children
Children.Array, Children.Keys, Children.Map, Children.SortedArray, Children.SortedMap
 
Field Summary
protected  List list
          list of objects that should be manipulated with this keys
 
Fields inherited from class org.openide.nodes.Children.Array
nodes
 
Fields inherited from class org.openide.nodes.Children
LEAF, MUTEX
 
Constructor Summary
Index.KeysChildren(List ar)
          Constructor.
 
Method Summary
protected  Index createIndex()
          The method that creates the supporting index for this children object.
 Index getIndex()
          Getter for the index that works with this children.
protected  Object lock()
          The lock to use when accessing the list.
protected  void reorder(int[] perm)
           
 void update()
          Update the status of the list if it has changed.
 
Methods inherited from class org.openide.nodes.Children.Keys
add, clone, createNodes, destroyNodes, refreshKey, remove, setBefore, setKeys, setKeys
 
Methods inherited from class org.openide.nodes.Children.Array
initCollection, refresh
 
Methods inherited from class org.openide.nodes.Children
addNotify, findChild, getNode, getNodes, getNodes, getNodesCount, isInitialized, nodes, removeNotify
 
Methods inherited from class java.lang.Object
equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
 

Field Detail

list

protected final List list
list of objects that should be manipulated with this keys

Constructor Detail

Index.KeysChildren

public Index.KeysChildren(List ar)
Constructor.

Parameters:
ar - the array of any objects
Method Detail

getIndex

public Index getIndex()
Getter for the index that works with this children.

Returns:
the index

createIndex

protected Index createIndex()
The method that creates the supporting index for this children object.


reorder

protected void reorder(int[] perm)

lock

protected Object lock()
The lock to use when accessing the list. By default this implementation returns the list itself, but can be changed to lock more properly.

Returns:
lock to use for accessing the list

update

public final void update()
Update the status of the list if it has changed.


 

Built on May 3 2007.  |  Portions Copyright 1997-2005 Sun Microsystems, Inc. All rights reserved.