// references/Alias1.java // (c)2017 MindView LLC: see Copyright.txt // We make no guarantees that this code is fit for any purpose. // Visit http://OnJava8.com for more book information. // Aliasing two references to one object public class Alias1 { private int i; public Alias1(int ii) { i = ii; } public static void main(String[] args) { Alias1 x = new Alias1(7); Alias1 y = x; // Assign the reference (1) System.out.println("x: " + x.i); System.out.println("y: " + y.i); System.out.println("Incrementing x"); x.i++; // [2] System.out.println("x: " + x.i); System.out.println("y: " + y.i); } } /* Output: x: 7 y: 7 Incrementing x x: 8 y: 8 */