Module org.apache.wicket.extensions

Package org.apache.wicket.extensions.markup.html.repeater.tree.table

Class TreeDataProvider<T>

java.lang.Object

org.apache.wicket.extensions.markup.html.repeater.tree.table.TreeDataProvider<T>

Type Parameters:

T - node type

All Implemented Interfaces:

Serializable, ITreeDataProvider<T>, org.apache.wicket.markup.repeater.data.IDataProvider<T>, org.apache.wicket.model.IDetachable, org.apache.wicket.util.io.IClusterable

public abstract class TreeDataProvider<T>
extends Object
implements ITreeDataProvider<T>

An adapter of a ITreeProvider to a IDataProvider.

Author:

svenmeier

See Also:

• Serialized Form

Constructor Summary

Constructors

Modifier	Constructor	Description
protected	TreeDataProvider(ITreeProvider<T> provider)	Construct.

Method Summary

Modifier and Type	Method	Description
void	detach()
protected abstract boolean	iterateChildren(T node)	Hook method to decide whether the given node's children should be iterated.
Iterator<? extends T>	iterator(long first, long count)
NodeModel<T>	model(T object)	Wrap the given node in a NodeModel which provides additional branch information needed by TreeColumn.
long	size()

Methods inherited from class java.lang.Object

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

Constructor Details

TreeDataProvider

protected TreeDataProvider(ITreeProvider<T> provider)

Construct.

Parameters:

provider - the provider to adapt

Method Details

size

public long size()

Specified by:

size in interface org.apache.wicket.markup.repeater.data.IDataProvider<T>

iterator

public Iterator<? extends T> iterator(long first,
 long count)

Specified by:

iterator in interface org.apache.wicket.markup.repeater.data.IDataProvider<T>

iterateChildren

protected abstract boolean iterateChildren(T node)

Hook method to decide whether the given node's children should be iterated.

Parameters:

node - node

Returns:

true if the node's children should be iterated

model

public NodeModel<T> model(T object)

Description copied from interface: ITreeDataProvider

Wrap the given node in a NodeModel which provides additional branch information needed by TreeColumn.

Specified by:

model in interface org.apache.wicket.markup.repeater.data.IDataProvider<T>

Specified by:

model in interface ITreeDataProvider<T>

Parameters:

object - node

detach

public void detach()

Specified by:

detach in interface org.apache.wicket.markup.repeater.data.IDataProvider<T>

Specified by:

detach in interface org.apache.wicket.model.IDetachable