Package repast.simphony.engine.watcher.query

Class WithinVNBooleanExpression

java.lang.Object

repast.simphony.engine.watcher.query.WithinVNBooleanExpression

All Implemented Interfaces:

IBooleanExpression

public class WithinVNBooleanExpression
extends Object
implements IBooleanExpression

Returns true if the watchee is within the watcher's Von Neumann neighborhood in any grid projection in the context.

Version:

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

Author:

Nick Collier

Constructor Summary

Constructors

Constructor	Description
WithinVNBooleanExpression(double distance, Context context)

Method Summary

Modifier and Type	Method	Description
boolean	execute(Object watcher, Object watchee, Object field)
String	getExpression()

Methods inherited from class java.lang.Object

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

Constructor Details

WithinVNBooleanExpression

public WithinVNBooleanExpression(double distance,
 Context context)

Method Details

getExpression

public String getExpression()

Specified by:

getExpression in interface IBooleanExpression

execute

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

Specified by:

execute in interface IBooleanExpression