package dk.itu.oop.lecture3; class SirTest { public static void main(String[] args){ Sir sn1 = Sir.getNewOrFind("John"); Sir sn2 = Sir.getNewOrFind("Robert"); Sir sn3 = Sir.getNewOrFind("John"); System.out.println("s1 == sn2: " + (sn1 == sn2)); System.out.println("s1 == sn3: " + (sn1 == sn3)); try{ sn2 = new Sir("John"); }catch(Error e){ System.out.println(e); } } }