code: public void store(String savePoint, Object obj)
     {
  	if (savePoint == null)
  	   throw new RequiredException("savePoint");
  	
  	if (obj == null)
  	   throw new RequiredException("obj");
  	
  	String location = whereIs(savePoint, obj.getClass());
  
  	Debugger.println(this,"Storing in "+location);
  	
  	IO.serializeToFile(obj, new File(location));
     }
docs: Store the serialized object
  @param savePoint the save point
  @param obj the object to save