public class PairVar implements Pair {
private S first;
private S second;
public PairVar(S first, S second) {
this.first = first;
this.second = second;
}
public S getFirst() {
return this.first;
}
public S getSecond() {
return this.second;
}
public void setFirst(S value) {
this.first = value;
}
public void setSecond(S value) {
this.second = value;
}
}