networkconfigurator.item

Class Edge

java.lang.Object

networkconfigurator.item.Item

networkconfigurator.item.Edge

All Implemented Interfaces:

java.io.Serializable

Direct Known Subclasses:

HardwareEdge, NetworkCable

public abstract class Edge
extends Item

An Edge is a pair of Nodes.

See Also:

Serialized Form

Field Summary

Fields

Modifier and Type	Field and Description
private Node	node1 Node 1 is connected to Node2.
private Node	node2 Node 2 is connected to Node1.

Constructor Summary

Constructors

Constructor and Description
Edge(Node n1, Node n2) Constructor.

Method Summary

Modifier and Type	Method and Description
void	calculateMiddle() Calculates the middle between Node n1 and Node n2.
void	deregister() deregister the edge from the Nodes.
void	draw(java.awt.Graphics g) drawing the connecting between Node 1 and Node2.
boolean	equals(java.lang.Object obj)
Node	getN1() Getter of Node 1.
Node	getN2() Getter of Node 2.
boolean	hasConnection(Node n1, Node n2) method to check if there is a connection between Node n1 and Node n2.
int	hashCode()
boolean	isConnectedTo(Node n) checks if this edge is connected to the node n.
void	register() register the edge at the Nodes as a observer.
(package private) abstract void	setColor(java.awt.Graphics g) setting color of the Edge.

Methods inherited from class networkconfigurator.item.Item

accept, acceptConnectVisitor, contains, containsVaByIdentifier, getBoundary, getPoint, getPropertyBar, getPropertyDraw, getSelected, getSelectedNodes, markAsSelected, selectAll, selectMultiple, selectNone, selectOne, selectRect, selectToggle, setBoundary, setPoint, setSelected, updatePosition

Methods inherited from class java.lang.Object

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

Field Detail

node1

private final Node node1

Node 1 is connected to Node2.

node2

private final Node node2

Node 2 is connected to Node1.

Constructor Detail

Edge

public Edge(Node n1,
            Node n2)

Constructor.

Parameters:

n1 - Node1

n2 - Node2

Method Detail

setColor

abstract void setColor(java.awt.Graphics g)

setting color of the Edge.

Parameters:

g - graphic of the edge.

getN2

public Node getN2()

Getter of Node 2.

Returns:

node 2

getN1

public Node getN1()

Getter of Node 1.

Returns:

Node 1

register

public void register()

register the edge at the Nodes as a observer.

deregister

public void deregister()

deregister the edge from the Nodes.

calculateMiddle

public final void calculateMiddle()

Calculates the middle between Node n1 and Node n2.

draw

public void draw(java.awt.Graphics g)

drawing the connecting between Node 1 and Node2.

Specified by:

draw in class Item

Parameters:

g - line to be drawn

hasConnection

public boolean hasConnection(Node n1,
                             Node n2)

method to check if there is a connection between Node n1 and Node n2.

Parameters:

n1 - Node 1.

n2 - Node 2.

Returns:

if there is a connection between Node n1 and Node n2.

isConnectedTo

public boolean isConnectedTo(Node n)

checks if this edge is connected to the node n.

Parameters:

n - the node

Returns:

true, if it is connected.

hashCode

public int hashCode()

Overrides:

hashCode in class java.lang.Object

equals

public boolean equals(java.lang.Object obj)

Overrides:

equals in class java.lang.Object