package a.b.c.d

public class myClass {
  public enum State {
    START, FAIL, SUCCESS
  }

  myClass() { // constructor

  }
}

// somewhere else

package q.w.e.r

import a.b.c.d.myClass;

public class otherClass {

  aMethod(myClass.State state) {
    switch(state) {
      case myClass.State.START:
        //do things
        break;
    }
  }

  public static main() {
    myClass.State a = myClass.State.FAIL;
    aMethod(a);
  }
}