@Override
    public void warnWithApp(String appName, String message) {
        getLogger(appName).warn((prefix(appName)) + message);
    }
Logger base on native slf4j

@author <a href="mailto:zhanggeng.zg@antfin.com">GengZhang</a>
core-impl/log/src/main/java/com/alipay/sofa/rpc/log/SLF4JLoggerImpl.java