@Override
            public void onChange(Object oldValue, Object newValue) {
                values[0] = oldValue;
                values[1] = newValue;
            }
@author <a href="mailto:zhanggeng.zg@antfin.com">GengZhang</a>
core/api/src/test/java/com/alipay/sofa/rpc/common/RpcConfigsTest.java