How do I use an equivalent to C++ reference parameters in Java?

Question

Suppose I have this in C++:

void test(int &i, int &j)
{
    ++i;
    ++j;
}

The values are altered inside the function and then use

Answer 1

The easiest solution is to use org.apache.commons.lang.mutable.MutableInt class you don't need to write by yourself.