Package repast.simphony.engine.watcher.query

Class LinkedFromBooleanExpression

java.lang.Object

repast.simphony.engine.watcher.query.LinkedFromBooleanExpression

All Implemented Interfaces:

IBooleanExpression

public class LinkedFromBooleanExpression
extends Object
implements IBooleanExpression

Returns true if the watcher is linked from the watchee any network in the current Context. Note that for an undirected network, "linked from" is identical to "linked."

Version:

$Revision: 1.1 $ $Date: 2005/12/21 22:25:34 $

Author:

Nick Collier

Constructor Summary

Constructors

Constructor	Description
LinkedFromBooleanExpression(Context context)

Method Summary

Modifier and Type	Method	Description
boolean	execute(Object watcher, Object watchee, Object field)	Returns true if the watchee is linked from the watcher.
String	getExpression()

Methods inherited from class java.lang.Object

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

Constructor Details

LinkedFromBooleanExpression

public LinkedFromBooleanExpression(Context context)

Method Details

getExpression

public String getExpression()

Specified by:

getExpression in interface IBooleanExpression

execute

public boolean execute(Object watcher,
 Object watchee,
 Object field)

Returns true if the watchee is linked from the watcher.

Specified by:

execute in interface IBooleanExpression

Parameters:

watcher -

watchee -

field -

Returns:

true if the watchee is a precedecessor of the watcher.