public class MyStuff {  String name;  MyStuff(String n) {    name = n;  } public static void main(String[] args) {  MyStuff m1 = new MyStuff("guitar");  MyStuff m2 = new MyStuff("tv");  System.out.println(m2.equals(m1)); } public boolean equals(Object o) {  MyStuff m = (MyStuff) o;  if (m.name != null) {   return true;  }  return false; }}