org.openide.nodes

Class Index.KeysChildren<T>

java.lang.Object

org.openide.nodes.Children

org.openide.nodes.Children.Array

org.openide.nodes.Children.Keys<T>

org.openide.nodes.Index.KeysChildren<T>

All Implemented Interfaces:

Cloneable

Enclosing interface:

Index

public abstract static class Index.KeysChildren<T>
extends Children.Keys<T>

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

Nested Class Summary

Nested classes/interfaces inherited from class org.openide.nodes.Children

Children.Array, Children.Keys<T>, Children.Map<T>, Children.SortedArray, Children.SortedMap<T>

Field Summary

Fields

Modifier and Type	Field and Description
protected List<T>	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

Constructors

Constructor and Description
Index.KeysChildren(List<T> ar) Constructor.

Method Summary

Methods

Modifier and Type	Method and Description
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, create, createLazy, findChild, getNode, getNodeAt, getNodes, getNodes, getNodesCount, getNodesCount, isInitialized, nodes, removeNotify, snapshot

Methods inherited from class java.lang.Object

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

Field Detail

list

protected final List<T> list

list of objects that should be manipulated with this keys

Constructor Detail

Index.KeysChildren

public Index.KeysChildren(List<T> 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.