TelegramBotsApi telegramBotsApi = new TelegramBotsApi();
        ApiContextInitializer.init();
        DefaultBotOptions botOptions = ApiContext.getInstance(DefaultBotOptions.class);
        botOptions.setProxyHost("127.0.0.1");
        botOptions.setProxyPort(9050);
        botOptions.setProxyType(DefaultBotOptions.ProxyType.SOCKS5);
        bot = new Bott(botOptions);
        try {
            telegramBotsApi.registerBot(bot);
        } catch (TelegramApiException e) {
           e.printStackTrace();
        }
        

org.apache.catalina.startup.HostConfig.undeploy Undeploying context [/test]
03-Dec-2019 18:01:39.022 WARNING [Catalina-utility-2] org.apache.catalina.loader.WebappClassLoaderBase.clearReferencesThreads The web application [test] appears to have 
started a thread named [Bob1 Telegram Connection] but has failed to stop it. This is very likely to create a memory
 leak. Stack trace of thread:
 java.base@14-ea/sun.nio.ch.Net.poll(Native Method)

     TelegramBotsApi telegramBotsApi = new TelegramBotsApi();
        ApiContextInitializer.init();
        DefaultBotOptions botOptions = ApiContext.getInstance(DefaultBotOptions.class);
        botOptions.setProxyHost("127.0.0.1");
        botOptions.setProxyPort(9050);
        botOptions.setProxyType(DefaultBotOptions.ProxyType.SOCKS5);
        bot = new Bott(botOptions);
        try {
            telegramBotsApi.registerBot(bot);
        } catch (TelegramApiException e) {
           e.printStackTrace();
        }

public class Bott extends TelegramLongPollingBot {

    public static final String CONFIGURATION_BOT_FILE = Singleton.getWeb_location() +  "/config/bot_config.properties";
    public static String ChatId = "";
    public static String ChatId = "";
    public static String BOT_NAME;
    public static String BOT_TOKEN;

    public Bott(DefaultBotOptions options) {
        super(options);
        Properties botSettings = new Properties();

        try (InputStream is = new FileInputStream(new File(CONFIGURATION_BOT_FILE))) {
            botSettings.load(is);
            BOT_NAME = botSettings.getProperty("BotName");
            BOT_TOKEN = botSettings.getProperty("BotToken");

            System.out.println("BOT_NAME  " + BOT_NAME);
            System.out.println("BOT_TOKEN  " + BOT_TOKEN);

        } catch (FileNotFoundException ex) {
            ex.printStackTrace();
        } catch (IOException ex) {
            ex.printStackTrace();
        }
    }
....

}

        TelegramBotsApi telegramBotsApi = new TelegramBotsApi();
        ApiContextInitializer.init();
        DefaultBotOptions botOptions = ApiContext.getInstance(DefaultBotOptions.class);
        botOptions.setProxyHost("127.0.0.1");
        botOptions.setProxyPort(9050);

        botOptions.setProxyType(DefaultBotOptions.ProxyType.SOCKS5);
        bot = new Bott(botOptions);
        try {
           botSession = telegramBotsApi.registerBot(bot); // было  telegramBotsApi.registerBot(bot);
        } catch (TelegramApiRequestException ex) {
            ex.printStackTrace();
        }

public class ServletListener implements ServletContextListener {

    @Override
    public void contextDestroyed(ServletContextEvent sce) {
       
       Singleton.botSession.stop();
        
    }
}