org.netbeans.api.db.explorer.node

Class NodeProvider

java.lang.Object

org.netbeans.api.db.explorer.node.NodeProvider

All Implemented Interfaces:

Lookup.Provider

public abstract class NodeProvider
extends Object
implements Lookup.Provider

This is the base class for all node providers, which are used to provide lists of Node instances. This is the mechanism used to dynamically add child nodes to other database explorer nodes. Instances of NodeProvider are attached to nodes through the xml layer.

Field Summary

Fields

Modifier and Type	Field and Description
protected boolean	initialized

Constructor Summary

Constructors

Constructor and Description
NodeProvider(Lookup lookup) Constructor
NodeProvider(Lookup lookup, Comparator<Node> comparator) Constructor

Method Summary

Modifier and Type	Method and Description
void	addChangeListener(ChangeListener listener) Add a change listener.
void	addNode(Node node) Add a Node.
Lookup	getLookup()
Collection<Node>	getNodes() Get the list of nodes.
protected Collection<Node>	getNodes(Object dataObject) Get the list of nodes that contain a lookup that in turn contains an object with a matching hash code.
protected abstract void	initialize()
void	refresh()
void	removeAllNodes() Remove all nodes.
void	removeChangeListener(ChangeListener listener) Remove a change listener.
void	removeNode(Node node)
void	setNodes(Collection<Node> newList) Sets the list of nodes.
void	setProxyNodes(Collection<Node> newList)

Methods inherited from class java.lang.Object

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

Field Detail

initialized

protected boolean initialized

Constructor Detail

NodeProvider

public NodeProvider(Lookup lookup)

Constructor

Parameters:

lookup - the associated lookup

NodeProvider

public NodeProvider(Lookup lookup,
                    Comparator<Node> comparator)

Constructor

Parameters:

lookup - the associated lookup

comparator - the comparator to use for sorting the nodes

Method Detail

getLookup

public Lookup getLookup()

Specified by:

getLookup in interface Lookup.Provider

getNodes

public Collection<Node> getNodes()

Get the list of nodes.

Returns:

the list of nodes.

refresh

public void refresh()

initialize

protected abstract void initialize()

getNodes

protected Collection<Node> getNodes(Object dataObject)

Get the list of nodes that contain a lookup that in turn contains an object with a matching hash code.

Parameters:

dataObject - the data object.

Returns:

the list of nodes that contain a lookup containing the data object

setProxyNodes

public void setProxyNodes(Collection<Node> newList)

setNodes

public void setNodes(Collection<Node> newList)

Sets the list of nodes.

Parameters:

newList - the new list of nodes

addNode

public void addNode(Node node)

Add a Node.

Parameters:

node - the node to add

removeNode

public void removeNode(Node node)

removeAllNodes

public void removeAllNodes()

Remove all nodes.

addChangeListener

public void addChangeListener(ChangeListener listener)

Add a change listener.

Parameters:

listener - the listener to add.

removeChangeListener

public void removeChangeListener(ChangeListener listener)

Remove a change listener.

Parameters:

listener - the listener to remove.