@Override
    @Deprecated
    public void setProperty(IClientConfigKey key, Object value) {
        Preconditions.checkArgument(value != null, "Value may not be null");
        set(key, value);
    }
Store the default value for key while giving precedence to default values in the property resolver
ribbon-core/src/main/java/com/netflix/client/config/ReloadableClientConfig.java