public <T> T getBean(@NonNull Class<T> cls) {
        return this.ioc.getBean(cls);
    }
@Test
    public void testGetBean() {
        Blade blade = Blade.create();
        blade.register("hello world");

        String str = blade.getBean(String.class);
        Assert.assertNotNull(str);
        assertEquals("hello world", str);
    }