GPSable.java

package net.sf.lab3f.json;

import java.util.Date;

import org.json.JSONObject;
import org.json.JSONStringer;
import org.json.JSONWriter;

public interface GPSable{
 JSONObject getLastPoint(String id);
 JSONObject getLastPoints(String[] id);
 JSONObject getPoints(String id, Date from, Date to);
}