java.lang.Enum.compareTo() java.lang.Enum.clone() java.lang.Enum.equals() java.lang.Enum.compareTo() package com.codingdict; import java.lang.*; // enum showing topics covered under Tutorials enum Tutorials { topic1, topic2, topic3; } public class EnumDemo { public static void main(String args[]) { Tutorials t1, t2, t3; t1 = Tutorials.topic1; t2 = Tutorials.topic2; t3 = Tutorials.topic3; if(t1.compareTo(t2) > 0) { System.out.println(t2 + " completed before " + t1); } if(t1.compareTo(t2) < 0) { System.out.println(t1 + " completed before " + t2); } if(t1.compareTo(t3) == 0) { System.out.println(t1 + " completed with " + t3); } } } java.lang.Enum.clone() java.lang.Enum.equals()