title: Java Stream: divide into two lists by boolean predicate
body: <p>I have a list of <code>employees</code>. They have <code>isActive</code> boolean field. I would like to divide <code>employees</code> into two lists: <code>activeEmployees</code> and <code>formerEmployees</code>. Is it possible to do using Stream API? What is the most sophisticated way?</p>