import java.lang.*;
import java.io.*;
import edu.neu.ccs.demeter.dj.*;
import java.util.*;
import edu.neu.ccs.demeter.*;
abstract class Rating {
  public Rating() {
    super();
  }

    private static HashMap subclassMap = null;       //holds objects of all subclasses of Rating

  private static void setUpSubclassMap() {

	/* populates the subclass table */

	subclassMap = new HashMap();

	subclassMap.put("C0", new C0());
	subclassMap.put("C1", new C1());
	subclassMap.put("C9", new C9());
	subclassMap.put("D0", new D0());
	subclassMap.put("D1", new D1());
	subclassMap.put("D3", new D3());
	subclassMap.put("D4", new D4());
    }
  public static Rating prompt(String prompt) {

	/* This function will get a rating entered by the user 
	   input: prompt - a string to prompt the user
	   output: a new Rating object */

	Rating returnRating = null;	//Rating to be returned
	String tempRating = Main.promptString(prompt + " [C0][C1][C9][D0][D1][D3][D4]");

	if ((tempRating != "C0") && (tempRating != "C1") && (tempRating != "C9") &&
	    (tempRating != "D0") && (tempRating != "D1") && (tempRating != "D3") && (tempRating != "D4")){
	    System.out.println("invalid rating entered, C0 will be used");
	    tempRating = "C0";
	}
	
	if (subclassMap == null) setUpSubclassMap();
	returnRating = (Rating) subclassMap.get(tempRating);

	return returnRating;
    }
  void universal_trv0_bef(UniversalVisitor _v_) {
    ((UniversalVisitor) _v_).before(this);
  }

  void universal_trv0_aft(UniversalVisitor _v_) {
    ((UniversalVisitor) _v_).after(this);
  }

  void universal_trv0(UniversalVisitor _v_) {  }

  void everything_Bank_trv_bef(PrintVisitor __v0) {
    ((UniversalVisitor) __v0).before(this);
  }

  void everything_Bank_trv_aft(PrintVisitor __v0) {
    ((UniversalVisitor) __v0).after(this);
  }

  void everything_Bank_trv(PrintVisitor __v0) {  }

  void __trav_print_Bank_trv_bef(PrintVisitor __v0) {
    ((UniversalVisitor) __v0).before(this);
  }

  void __trav_print_Bank_trv_aft(PrintVisitor __v0) {
    ((UniversalVisitor) __v0).after(this);
  }

  void __trav_print_Bank_trv(PrintVisitor __v0) {  }

  void __trav_display_Bank_trv_bef(DisplayVisitor __v0) {
    ((UniversalVisitor) __v0).before(this);
  }

  void __trav_display_Bank_trv_aft(DisplayVisitor __v0) {
    ((UniversalVisitor) __v0).after(this);
  }

  void __trav_display_Bank_trv(DisplayVisitor __v0) {  }

  void __trav_viewParty_Party_trv_bef(PrintVisitor __v0) {
    ((UniversalVisitor) __v0).before(this);
  }

  void __trav_viewParty_Party_trv_aft(PrintVisitor __v0) {
    ((UniversalVisitor) __v0).after(this);
  }

  void __trav_viewParty_Party_trv(PrintVisitor __v0) {  }

}