package greenfoot.collision;

import greenfoot.Actor;

public class ClassQuery
implements CollisionQuery{    
   private Class<?> cls;
   
   private CollisionQuery subQuery;
    
   
   public ClassQuery(Class<?> cls, CollisionQuery subQuery)
   {        
      this.cls = cls;
       
      this.subQuery = subQuery;     
      }
    
   
   public boolean checkCollision(Actor actor)
   {
      if (cls.isInstance(actor)) {
         return subQuery.checkCollision(actor);         
         }
       

      else {
           
      return false;         
      }     
   } 
}