}
void addAppender(String appenderClass, String appenderName) {
cat.debug("addAppender called with "+appenderClass+", "+appenderName);
Appender appender = (Appender)
OptionConverter.instantiateByClassName(appenderClass,
org.apache.log4j.Appender.class,
null);
appender.setName(appenderName);
logger.addAppender(appender);
//appenderMBeanRegistration();
}