001package headfirst.facade.hometheater; 002 003public class TheaterLights { 004 String description; 005 006 public TheaterLights(String description) { 007 this.description = description; 008 } 009 010 public void on() { 011 System.out.println(description + " on"); 012 } 013 014 public void off() { 015 System.out.println(description + " off"); 016 } 017 018 public void dim(int level) { 019 System.out.println(description + " dimming to " + level + "%"); 020 } 021 022 public String toString() { 023 return description; 024 } 025}