2015-11-15 15:51:35 -08:00

15 lines
443 B
Java

// containersindepth/Groundhog.java
// ©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.
// Looks plausible, but doesn't work as a HashMap key.
public class Groundhog {
protected int number;
public Groundhog(int n) { number = n; }
@Override
public String toString() {
return "Groundhog #" + number;
}
}