@Override
    public boolean removeAll(Collection<?> c) {
        return get(removeAllAsync(c));
    }
@Test
    public void testRemoveAll() {
        RScoredSortedSet<Integer> set = redisson.getScoredSortedSet("simple");
        set.add(0.1, 1);
        set.add(0.2, 2);
        set.add(0.3, 3);

        Assertions.assertTrue(set.removeAll(Arrays.asList(1, 2)));
        assertThat(set).containsOnly(3);
        Assertions.assertEquals(1, set.size());
    }