public static final String ERRORS_APP_ILLEGAL_TRANSITION = "{errors.app.illegal.transition}";

    /** The key of the message: others might be updated, so retry. */
    public static final String ERRORS_APP_DB_ALREADY_DELETED = "{errors.app.db.already.deleted}";

    /** The key of the message: others might be updated, so retry. */
    public static final String ERRORS_APP_DB_ALREADY_UPDATED = "{errors.app.db.already.updated}";

    future2 = null;

    /*
     * Futures should be collected even if combiner never runs. This is kind of a silly test, since
     * 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

    assertSame(t, popLoggedThrowable());
  }

  /*
   * TODO(cpovirk): Can we replace makeLocalCache with a call to builder.build()? Some tests may
   * need access to LocalCache APIs, but maybe we can at least make makeLocalCache use
   * builder.build() and then cast?
   */

  private static <K, V> LocalCache<K, V> makeLocalCache(
      CacheBuilder<? super K, ? super V> builder) {

    assertSame(t, popLoggedThrowable());
  }

  /*
   * TODO(cpovirk): Can we replace makeLocalCache with a call to builder.build()? Some tests may
   * need access to LocalCache APIs, but maybe we can at least make makeLocalCache use
   * builder.build() and then cast?
   */

  private static <K, V> LocalCache<K, V> makeLocalCache(
      CacheBuilder<? super K, ? super V> builder) {

    future2 = null;

    /*
     * Futures should be collected even if combiner never runs. This is kind of a silly test, since
     * 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

    public static final String LABELS_web_api_json_enabled = "{labels.web_api_json_enabled}";

    /** The key of the message: System Properties */
    public static final String LABELS_app_value = "{labels.app_value}";

    /** The key of the message: Default Label Value */
    public static final String LABELS_default_label_value = "{labels.default_label_value}";