     setProperty(ClientProperty.RPC_SSL_KEYSTORE_PATH, path);     if (password != null)       setProperty(ClientProperty.RPC_SSL_KEYSTORE_PASSWORD, password);     if (type != null)       setProperty(ClientProperty.RPC_SSL_KEYSTORE_TYPE, type);     return this;   }    /**    * Same as {@link #with(ClientProperty, String)} for ClientProperty.INSTANCE_RPC_SASL_ENABLED