jadex.commons.collection

Class TreeNode

java.lang.Object

jadex.commons.collection.TreeNode

public class TreeNode
extends java.lang.Object

Represents a node of a tree.

Field Summary

Fields

Modifier and Type	Field and Description
java.util.List<TreeNode>	children The children.
protected java.lang.Object	data The user node data.

Constructor Summary

Constructors

Constructor and Description
TreeNode() Create a new node.
TreeNode(java.lang.Object data) Create a new node.

Method Summary

Modifier and Type	Method and Description
void	addChild(TreeNode child) Adds a child to the list of children for this node.
java.util.List<TreeNode>	getChildren() Return the children of node.
java.lang.Object	getData() Get the node data.
int	getNumberOfChildren() Returns the number of immediate children of this node.
void	insertChildAt(int index, TreeNode child) Inserts a node at the specified position in the child list.
void	removeChildAt(int index) Remove the Node
void	setChildren(java.util.List<TreeNode> children) Sets the children of a Node object.
void	setData(java.lang.Object data) Set the node data.
java.lang.String	toString() Get the string representation.

Methods inherited from class java.lang.Object

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

Field Detail

data

protected java.lang.Object data

The user node data.

children

public java.util.List<TreeNode> children

The children.

Constructor Detail

TreeNode

public TreeNode()

Create a new node.

TreeNode

public TreeNode(java.lang.Object data)

Create a new node.

Method Detail

getChildren

public java.util.List<TreeNode> getChildren()

Return the children of node.

Returns:

The children of node.

setChildren

public void setChildren(java.util.List<TreeNode> children)

Sets the children of a Node object.

Parameters:

children - The list to set.

getNumberOfChildren

public int getNumberOfChildren()

Returns the number of immediate children of this node.

Returns:

the number of immediate children.

addChild

public void addChild(TreeNode child)

Adds a child to the list of children for this node.

Parameters:

child - a Node

insertChildAt

public void insertChildAt(int index,
                          TreeNode child)
                   throws java.lang.IndexOutOfBoundsException

Inserts a node at the specified position in the child list. Will throw an ArrayIndexOutOfBoundsException if the index does not exist.

Parameters:

index - the position to insert at.

child - the Node

Throws:

java.lang.IndexOutOfBoundsException - if thrown.

removeChildAt

public void removeChildAt(int index)
                   throws java.lang.IndexOutOfBoundsException

Remove the Node

Parameters:

index - the index of the element to delete.

Throws:

java.lang.IndexOutOfBoundsException - if thrown.

getData

public java.lang.Object getData()

Get the node data.

Returns:

The node data.

setData

public void setData(java.lang.Object data)

Set the node data.

Parameters:

data - The node data.

toString

public java.lang.String toString()

Get the string representation.

Overrides:

toString in class java.lang.Object

Returns:

The string representation.