org.sakaiproject.jsf.model

Class TreeLevel

java.lang.Object

org.sakaiproject.jsf.model.TreeLevel

public class TreeLevel
extends Object

Constructor Summary

Constructors

Constructor and Description
TreeLevel() No-arg constructor.
TreeLevel(int index) "Parent" constructor.
TreeLevel(TreeLevel parent) "Child" constructor.

Method Summary

Modifier and Type	Method and Description
protected int	addChild(TreeLevel child) Utility reciprocal method to add a child when it chooses this as its parent.
List	getChildren() Get list of all child TreeLevels
TreeLevel	getParent() Get parent, or self if no parent.
boolean	isChild() True if this has a parent.
static void	main(String[] args) test code, demonstrates usage.
String	toString() String representing 0-indexed parent-child relationships.

Methods inherited from class java.lang.Object

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

Constructor Detail

TreeLevel

public TreeLevel(int index)

"Parent" constructor. This is a top level and is its own parent and is a child of none.

TreeLevel

public TreeLevel()

No-arg constructor. "Parent" constructor equivalent, with index set to 0.

TreeLevel

public TreeLevel(TreeLevel parent)

"Child" constructor. Create a child of "parent".

Parameters:

parent - TreeLevel

Method Detail

getParent

public TreeLevel getParent()

Get parent, or self if no parent.

Returns:

TreeLevel

getChildren

public List getChildren()

Get list of all child TreeLevels

Returns:

List

isChild

public boolean isChild()

True if this has a parent.

Returns:

boolean

toString

public String toString()

String representing 0-indexed parent-child relationships. Example: 18_9_4 is the fourth child of the nineth child of 18

Overrides:

toString in class Object

Returns:

String

addChild

protected int addChild(TreeLevel child)

Utility reciprocal method to add a child when it chooses this as its parent.

Parameters:

child - TreeLevel

Returns:

int

main

public static void main(String[] args)

test code, demonstrates usage.

Parameters:

args - String[]