public void start() {
final Map<String, Appender<?>> map = config.getAppenders();
final List<AppenderControl> appenders = new ArrayList<AppenderControl>();
for (final AppenderRef appenderRef : appenderRefs) {
if (map.containsKey(appenderRef.getRef())) {
appenders.add(new AppenderControl(map.get(appenderRef.getRef()), appenderRef.getLevel(),
appenderRef.getFilter()));
} else {
LOGGER.error("No appender named {} was configured", appenderRef);
}
}
if (errorRef != null) {
if (map.containsKey(errorRef)) {
errorAppender = new AppenderControl(map.get(errorRef), null, null);
} else {
LOGGER.error("Unable to set up error Appender. No appender named {} was configured", errorRef);
}
}
if (appenders.size() > 0) {