observable.java

一个基于PlaceLab的室内和室外的智能导航系统

/*
 * Created on Jun 18, 2004
 *
 */
package org.placelab.core;

/**
 * 
 *
 * This is a generic interface that represents measurements that can be passed to a particle filter
 */
public interface Observable {
	long getTimestamp();
}