try {
      getDone(future);
      fail();
    } catch (ExecutionException expected) {
      assertSame(exception, expected.getCause());
    }

    try {
      getDoneFromTimeoutOverload(future);
      fail();
    } catch (ExecutionException expected) {
      assertSame(exception, expected.getCause());
    }
  }

    try {
      getDone(future);
      fail();
    } catch (ExecutionException expected) {
      assertSame(exception, expected.getCause());
    }

    try {
      getDoneFromTimeoutOverload(future);
      fail();
    } catch (ExecutionException expected) {
      assertSame(exception, expected.getCause());
    }
  }

`whenever I eat or drink anything; so I'll just see what this
bottle does.  I do hope it'll make me grow large again, for
really I'm quite tired of being such a tiny little thing!'

  It did so indeed, and much sooner than she had expected:
before she had drunk half the bottle, she found her head pressing
against the ceiling, and had to stoop to save her neck from being
broken.  She hastily put down the bottle, saying to herself

   *     prefer more specific types, avoiding {@code Throwable.class} in particular.
   * @param fallback the function to be called if this step fails with the expected exception type.
   *     The function's argument is this step's exception. "This step's exception" means the cause
   *     of the {@link ExecutionException} thrown by {@link Future#get()} on the {@link Future}

`whenever I eat or drink anything; so I'll just see what this
bottle does.  I do hope it'll make me grow large again, for
really I'm quite tired of being such a tiny little thing!'

  It did so indeed, and much sooner than she had expected:
before she had drunk half the bottle, she found her head pressing
against the ceiling, and had to stoop to save her neck from being
broken.  She hastily put down the bottle, saying to herself

      K extends @Nullable Object, V1 extends @Nullable Object, V2 extends @Nullable Object> {
    /**
     * Determines an output value based on a key-value pair. This method is <i>generally
     * expected</i>, but not absolutely required, to have the following properties:
     *
     * <ul>
     *   <li>Its execution does not cause any observable side effects.