title: NetBeans don't see class Matcher of java.util.regex
body: <p>Java 8.111, NetBeans IDE 8.2, no Maven.</p>
  
  <p>NetBeans don't see class <code>Matcher</code> of <code>java.util.regex</code>. Instead of this IDE proposes <code>jdk.nashorn.internal.runtime.regexp.joni.Matcher</code>. 
  How to fix the error? Сan not use regular expressions.</p>
  
  <p>JDK reinstalled several times, this version is needed</p>