001package headfirst.facade.hometheater; 002 003public class Screen { 004 String description; 005 006 public Screen(String description) { 007 this.description = description; 008 } 009 010 public void up() { 011 System.out.println(description + " going up"); 012 } 013 014 public void down() { 015 System.out.println(description + " going down"); 016 } 017 018 019 public String toString() { 020 return description; 021 } 022}