public boolean isSupportJraft() {
        return supportJraft;
    }
@Test
    void testDeserializeServerNamingAbilityForNonExistItem() throws JsonProcessingException {
        String nonExistItemJson = "{\"exampleAbility\":false}";
        ServerNamingAbility actual = jacksonMapper.readValue(nonExistItemJson, ServerNamingAbility.class);
        assertFalse(actual.isSupportJraft());
    }