int choiceentry;  do {     System.out.println("Enter \"1\", \"2\" or \"3\"");     choiceentry = scanchoice.nextInt();      switch (choiceentry)     {         case 1:             // do something             break;         case 2:              // ..something else             break;         case 3:              // .. exit program             break;         default:             System.out.println("Choice must be a value between 1 and 3.");     }    } while (choiceentry != 3); 

Read more of this post