GelfAppender appender = new GelfAppender();
        appender.setName("GrayLogAppender");
        appender.setGraylogHost("1.test.ru");
        appender.setGraylogPort(12201);
        appender.setFacility("gelf-java");
        appender.setOriginHost("localhost");
        appender.setExtractStacktrace(true);
        appender.setAddExtendedInformation(true);
        appender.activateOptions();

        LOGGER.info("message.isValid = "+message.isValid());

        GelfMessage message = new GelfMessage();
        message.setJavaTimestamp(DateTimeUtils.now().getMillis());
        .addField("text1", text1)
        .addField("text2", text2)

        appender.getGelfSender().sendMessage(message);