OnJava8-Examples/enums/SpaceShip.java

// enums/SpaceShip.java
// (c)2016 MindView LLC: see Copyright.txt
// We make no guarantees that this code is fit for any purpose.
// Visit http://mindviewinc.com/Books/OnJava/ for more book information.
import java.util.stream.*;

public enum SpaceShip {
  SCOUT, CARGO, TRANSPORT, CRUISER, BATTLESHIP, MOTHERSHIP;
  @Override
  public String toString() {
    String id = name();
    String lower = id.substring(1).toLowerCase();
    return id.charAt(0) + lower;
  }
  public static void main(String[] args) {
    Stream.of(values()).forEach(System.out::println);
  }
}
/* Output:
Scout
Cargo
Transport
Cruiser
Battleship
Mothership
*/