public static void mergeMap(boolean decrypt, Map<String, Object> config) {
        merge(decrypt, config);
    }
@Test(expected = RuntimeException.class)
    public void testMap_key_keyMustBeString() {
        Map<String, Object> testMap = new HashMap<>();
        testMap.put("${TEST.double: 1.1}", "value");
        CentralizedManagement.mergeMap(true, testMap);
    }