minding their own business!'

  `Ah, well!  It means much the same thing,' said the Duchess,
digging her sharp little chin into Alice's shoulder as she added,
`and the moral of THAT is--"Take care of the sense, and the
sounds will take care of themselves."'

  `How fond she is of finding morals in things!' Alice thought to
herself.

  `I dare say you're wondering why I don't put my arm round your

     * the combiner is almost certain to hold its own reference to the futures, and a real app would
     * hold a reference to the executor and thus to the combiner. What we really care about is that
     * the futures are released once the combiner is done running. But we happen to provide this
     * earlier cleanup at the moment, so we're testing it.
     */
    GcFinalization.awaitClear(future1Ref);

     * the combiner is almost certain to hold its own reference to the futures, and a real app would
     * hold a reference to the executor and thus to the combiner. What we really care about is that
     * the futures are released once the combiner is done running. But we happen to provide this
     * earlier cleanup at the moment, so we're testing it.
     */
    GcFinalization.awaitClear(future1Ref);

    return s.charAt(rand.nextInt(s.length()));
  }

  /**
   * Provides samples on a random distribution derived from the web.
   *
   * <p>Adapted from data provided by Mark Davis.
   *
   * @author Christopher Swenson
   */
  static class CharSamples {

    static {
      populateProb1();
      populateProb2();
      populateChars1();
      populateChars2();

minding their own business!'

  `Ah, well!  It means much the same thing,' said the Duchess,
digging her sharp little chin into Alice's shoulder as she added,
`and the moral of THAT is--"Take care of the sense, and the
sounds will take care of themselves."'

  `How fond she is of finding morals in things!' Alice thought to
herself.

  `I dare say you're wondering why I don't put my arm round your

    return s.charAt(rand.nextInt(s.length()));
  }

  /**
   * Provides samples on a random distribution derived from the web.
   *
   * <p>Adapted from data provided by Mark Davis.
   *
   * @author Christopher Swenson
   */
  static class CharSamples {

    static {
      populateProb1();
      populateProb2();
      populateChars1();
      populateChars2();