TypeB.java

/*
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 */
package gis;

import java.util.ArrayList;
import java.util.List;
import java.util.concurrent.CopyOnWriteArrayList;

/**
 *
 * @author User
 */
public final class TypeB extends Tracker {
    
    private CopyOnWriteArrayList tempList=new CopyOnWriteArrayList();
    

    @Override
    public void showPath() {
        i=history.iterator();
        System.out.println("Type B tracker shows path");
        
        while(i.hasNext()){
            Waypoint temp=(Waypoint) i.next();
            boolean add = tempList.add(temp);
            boolean contains=tempList.contains(temp);
            if(contains){
                tempList.remove(temp);
            }
            temp.getWaypoint();
            
        }
        
        System.out.println("end of list\n");
        
    }
    
}