public String getLocation() {
        String location = properties.getProperty(NACOS_LOGGING_CONFIG_PROPERTY);
        if (StringUtils.isBlank(location)) {
            if (isDefaultLocationEnabled()) {
                return defaultLocation;
            }
            return null;
        }
        return location;
    }
@Test
    void testGetLocationForSpecifiedWithDefault() {
        properties.setProperty("nacos.logging.config", "classpath:specified-test.xml");
        assertEquals("classpath:specified-test.xml", loggingProperties.getLocation());
    }