package eksempelklasser;
public final class Heltall implements Comparable<Heltall>
{
private final int verdi;
public Heltall(int verdi) { this.verdi = verdi; }
public int intVerdi() { return verdi; }
@Override
public int compareTo(Heltall h)
{
return verdi < h.verdi ? -1 : (verdi == h.verdi ? 0 : 1);
}
@Override
public boolean equals(Object o)
{
if (o == this) return true;
if (!(o instanceof Heltall)) return false;
return verdi == ((Heltall)o).verdi;
}
public boolean equals(Heltall h) { return verdi == h.verdi; }
@Override
public int hashCode() { return 31 + verdi; }
@Override
public String toString() { return Integer.toString(verdi); }
}