Package repast.simphony.engine.watcher.query

Class WithinBooleanExpression

java.lang.Object

repast.simphony.engine.watcher.query.WithinBooleanExpression

All Implemented Interfaces:

IBooleanExpression

public class WithinBooleanExpression
extends Object
implements IBooleanExpression

Returns true if the length of the path from the watcher to the watchee is within (<=) some value in any network in the current Context.

Version:

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

Author:

Nick Collier

Constructor Summary

Constructors

Constructor	Description
WithinBooleanExpression(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

WithinBooleanExpression

public WithinBooleanExpression(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