private void addNewAppenders(Map<String, Appender<ILoggingEvent>> appendersMap, LoggerTO logger,
ch.qos.logback.classic.Logger logbackLogger, Optional<Set<Appender<ILoggingEvent>>> appendersBefore) {
- for (String appenderName : logger.getAppenders()) {
- if (appendersMap.containsKey(appenderName)) {
- logbackLogger.addAppender(appendersMap.get(appenderName));
- classLogger.trace("Logger {}: Adding new appender: {}", logger.getLoggerName(), appenderName);
- } else {
- throw new IllegalStateException("No appender " + appenderName
- + " found. This error should have been discovered by validation");
+ if (logger.getAppenders() != null) {
+ for (String appenderName : logger.getAppenders()) {
+ if (appendersMap.containsKey(appenderName)) {
+ logbackLogger.addAppender(appendersMap.get(appenderName));
+ classLogger.trace("Logger {}: Adding new appender: {}", logger.getLoggerName(), appenderName);
+ } else {
+ throw new IllegalStateException("No appender " + appenderName
+ + " found. This error should have been discovered by validation");
+ }
}
}
}