    @Test
    public void testConversionToDdp() throws Exception {

        MyTestClass foo = new MyTestClass();
        foo.setName("Hello, world!");
        foo.setDate(new Date());
        JsonMessageConverter converter = new JsonMessageConverter();
        String result = converter.toDDP(foo);
        System.out.println(result);
        Assert.assertTrue(result.contains("Hello, world!"));
    }