ilog.ds
Class LinkEvent

java.lang.Object
  |
  +--java.util.EventObject
        |
        +--ilog.ds.AbstractDSEvent
              |
              +--ilog.ds.LinkEvent

All Implemented Interfaces:

Serializable

public class LinkEvent

extends AbstractDSEvent

Event class used for all events happening on a link

See Also:

Serialized Form

Field Summary

protected Object	_fromNode
protected Object	_link
protected Object	_toNode

Fields inherited from class ilog.ds.AbstractDSEvent

_properties, _type, ADD, REMOVE, UPDATE

Fields inherited from class java.util.EventObject

source

Constructor Summary

LinkEvent(Object source, Object link)
Constructor to use when the link is being deleted.

LinkEvent(Object source, Object link, Object fromNode, Object toNode, int type, Map properties)
Constructor to use for creating or updating links

Method Summary

Object	getFromNode() Gets the "From" node (to be used only as a key)
Object	getLink() Gets the link (to be used only as a key)
Object	getToNode() Gets the "To" node (to be used only as a key)

Methods inherited from class ilog.ds.AbstractDSEvent

getProperties, getType

Methods inherited from class java.util.EventObject

getSource, toString

Methods inherited from class java.lang.Object

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

Field Detail

_link

protected Object _link

_toNode

protected Object _toNode

_fromNode

protected Object _fromNode

Constructor Detail

LinkEvent

public LinkEvent(Object source,
                 Object link,
                 Object fromNode,
                 Object toNode,
                 int type,
                 Map properties)

Constructor to use for creating or updating links

Parameters:

source - The first parameter is the source of the event.

link - The link itself. It can be anything, as it is only used as a key.

fromNode - The origin of the link

toNode - The destination of the link

type - It can be:

• ADD when the graph is created;
• UPDATE if the graph is being updated. .

properties - Contains the named properties of the link, that is, all the properties when the link is created, or all the modified properties when the link is being updated.

LinkEvent

public LinkEvent(Object source,
                 Object link)

Constructor to use when the link is being deleted.

Method Detail

getLink

public Object getLink()

Gets the link (to be used only as a key)

Returns:

the subject of this event

getFromNode

public Object getFromNode()

Gets the "From" node (to be used only as a key)

Returns:

the origin of the link

getToNode

public Object getToNode()

Gets the "To" node (to be used only as a key)

Returns:

the destination of the link