future2 = null;
    // No references to list or other output future, second future should be unreferenced
    GcFinalization.awaitClear(future2Ref);
    outputFuture1.get();
  }

  // Mostly an example of how it would look like to use a list of mixed types
  @J2ktIncompatible // Wildcard generics
  public void testCompletionOrderMixedBagOTypes() throws Exception {
    SettableFuture<Long> future1 = SettableFuture.create();

     * concurrent read operation to see inconsistent data. This is made easier by the nature of the
     * read operations in Map. For example, no operation can reveal that the table has grown but the
     * threshold has not yet been updated, so there are no atomicity requirements for this with
     * respect to reads.
     *

    future2 = null;
    // No references to list or other output future, second future should be unreferenced
    GcFinalization.awaitClear(future2Ref);
    outputFuture1.get();
  }

  // Mostly an example of how it would look like to use a list of mixed types
  @J2ktIncompatible // Wildcard generics
  public void testCompletionOrderMixedBagOTypes() throws Exception {
    SettableFuture<Long> future1 = SettableFuture.create();

    }
    return builder.toString();
  }

  private static char randomCharFrom(String s, Random rand) {
    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 {

 *         .transform((closer, result) -> result.get("userName"), directExecutor())
 *         .catching(DBException.class, e -> "no user", directExecutor())
 *         .finishToFuture();
 * }</pre>
 *
 * In this example, when the {@code userName} {@link Future} is done, the transaction and the query
 * result cursor will both be closed, even if the operation is cancelled or fails.
 *
 * <h4>Manually closing</h4>
 *

   * other words, each input value produces an entry in the map whose key is the result of applying
   * {@code keyFunction} to that value. These entries appear in the same order as the input values.
   * Example usage:
   *
   * <pre>{@code
   * Color red = new Color("red", 255, 0, 0);
   * ...
   * ImmutableSet<Color> allColors = ImmutableSet.of(red, green, blue);
   *

     * concurrent read operation to see inconsistent data. This is made easier by the nature of the
     * read operations in Map. For example, no operation can reveal that the table has grown but the
     * threshold has not yet been updated, so there are no atomicity requirements for this with
     * respect to reads.
     *

    }
    return builder.toString();
  }

  private static char randomCharFrom(String s, Random rand) {
    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 {