Tuple generic for two objects

Tuple.java

public class Tuple<L,R> {

    private final L left;
    private final R right;

    public Tuple(L left, R right) {
        this.left = left;
        this.right = right;
    }

    public L getLeft() { return left; }
    public R getRight() { return right; }

    @Override
    public int hashCode() { return left.hashCode() ^ right.hashCode(); }

    @Override
    public boolean equals(Object o) {
        if (!(o instanceof Tuple)) return false;
        Tuple tuple = (Tuple) o;
        return this.left.equals(tuple.getLeft()) &&
                this.right.equals(tuple.getRight());
    }


    @Override
    public String toString() {
        return "Tuple{" + left.getClass().getSimpleName() + "=" + left + ", " + right.getClass().getSimpleName() + "=" + right + '}';
    }
}