Examples of java.util.logging.Logger.removeHandler()

java.util.logging.Logger.removeHandler()
Remove a log Handler.
Returns silently if the given Handler is not found or is null @param handler a logging Handler @exception SecurityException if a security manager exists and ifthe caller does not have LoggingPermission("control").

        clazzLog.setLevel(debugLogLevelCopy);
        
        // debugClazz  je pro ladící logování na stderr
        if (debugClazz) {
            if (debugHandler != null) {
                clazzLog.removeHandler(debugHandler);
                clazzLog.addHandler(debugHandler);
            }
        }
        
        if (!Application.isDebug() && !debugClazz) {

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            // remove old handlers if necessary
            Handler[] handlers = newLogger.getHandlers();
            if (handlers != null) {
                for (Handler h : handlers) {
                    newLogger.removeHandler(h);
                }
            }


            // add handlers from root that is not GFFileHandler
            Logger rootLogger = Logger.global.getParent();

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    // setup the logger
    Logger logger = Logger.getLogger(ServerGwtBridge.class.getName());
    logger.setLevel(Level.INFO);
    logger.setUseParentHandlers(false);
    for (Handler handler : logger.getHandlers()) {
      logger.removeHandler(handler);
    }
    ByteArrayOutputStream baos = new ByteArrayOutputStream();
    StreamHandler handler = new StreamHandler(baos, new Formatter() {
      private String lineSeparator = System.getProperty("line.separator", "\n");

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public class LoggingInitializer implements ServletContextListener {


  public void contextInitialized(ServletContextEvent servletContextEvent) {
    Logger rootLogger = LogManager.getLogManager().getLogger("");
    for (Handler handler : rootLogger.getHandlers()) {
      rootLogger.removeHandler(handler);
    }
    SLF4JBridgeHandler.install();
  }


  public void contextDestroyed(ServletContextEvent servletContextEvent) {

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public class LoggingInitializer implements ServletContextListener {


    public void contextInitialized(ServletContextEvent servletContextEvent) {
  Logger rootLogger = LogManager.getLogManager().getLogger("");
  for (Handler handler : rootLogger.getHandlers()) {
      rootLogger.removeHandler(handler);
  }
  SLF4JBridgeHandler.install();
    }


    public void contextDestroyed(ServletContextEvent servletContextEvent) {

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        final Logger rootLogger = Logger.getLogger("");
        for (Handler handler : rootLogger.getHandlers()) {
            if (handler instanceof ConsoleHandler) {
                if (consoleHandler != null) {
                    // duplicate handlers
                    rootLogger.removeHandler(handler);
                } else {
                    consoleHandler = handler;
                    ((ConsoleHandler)consoleHandler).setWriter(new SynchronizedWriter(System.out));
                }
            }

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         Logger globalLogger = Logger.getLogger(loggerName);
         Handler[] handlers = globalLogger.getHandlers();
         for (Handler handler : handlers)
         {
            handler.setLevel(Level.SEVERE);
            globalLogger.removeHandler(handler);
         }
      }
   }


   synchronized private static void loadPlugins()

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        final Logger rootLogger = Logger.getLogger("");
        for (Handler handler : rootLogger.getHandlers()) {
            if (handler instanceof ConsoleHandler) {
                if (consoleHandler != null) {
                    // duplicate handlers
                    rootLogger.removeHandler(handler);
                } else {
                    consoleHandler = handler;
                    ((ConsoleHandler)consoleHandler).setWriter(new SynchronizedWriter(System.out));
                }
            }

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  private static final boolean useCustomHandler = true;
  public static void main(String args[]) {
    if (useCustomHandler) {
      Logger root = Logger.getLogger("");
      root.addHandler(new MyHandler());
      for (Handler h : root.getHandlers()) root.removeHandler(h);
      root.addHandler(new MyHandler());
    }


    Logging me = new Logging();
    me.run();

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    Logging me = new Logging();
    me.run();


    { final boolean[] logged = new boolean[1];
      Logger root = Logger.getLogger("");
      for (Handler h : root.getHandlers()) root.removeHandler(h);
      root.setLevel(Level.FINER);
      root.addHandler(new Handler() {
          public void publish(LogRecord r) {
            logged[0] = true;
          }

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