Class MqttMessage.Builder.MqttData

    • Constructor Detail

      • MqttData

        public MqttData()
    • Method Detail

      • isValidKey

        public static boolean isValidKey​(@Nullable
                                         java.lang.String key)
        Checks whether the key is valid.
        Parameters:
        key - to be checked.
        Returns:
        true for valid key.Return false when the specified key is null or empty.