default Object get(int index) {
        switch (index) {
            case 0 : return get0();
            case 1 : return get1();
            case 2 : return get2();
            case 3 : return get3();
            default : throw new IndexOutOfBoundsException(String.format("Index %d is outside bounds of tuple of degree %s", index, degree()));
        }
    }
Returns the 3rd element from this tuple.

@return the 3rd element from this tuple.
common-parent/tuple/src/main/java/com/speedment/common/tuple/Tuple4.java