// remove logger appender
log4JLogger.removeAppender(writerAppender);
// pause log update trigger job
try {
Scheduler scheduler = (Scheduler) CoreSpringFactory.getBean("schedulerFactoryBean");
scheduler.pauseJob(jobName, LOG_DISPLAYER_GROUP);
} catch (SchedulerException e) {
logError("Can not pause log viewer job", e);
}
}
if (source == startLink) {