What Java method takes an int and returns +1 or -1?

Question

What Java method takes an int and returns +1 or -1? The criteria for this is whether or not the int is positive or negative. I looked through the docum

Answer 1

Math.signum(value) will do the trick but since it returns float or double (according to parameter) you will have to cast it:

int sign = (int)Math.signum(value);

or:

Integer.signum(value);