public boolean equals(Object aThat) {
if (this == aThat) return true;
if (!(aThat instanceof IntegerSextuple)) return false;
IntegerSextuple that = (IntegerSextuple) aThat;
return EqualsUtil.areEqual(this.first, that.first)
&& EqualsUtil.areEqual(this.second, that.second);
}
public static boolean hasChanged(Object target, Object source) {
if (source == null) {
return false;
}
return !EqualsUtil.areEqual(target, source);
}