}
// See if a special context selector is needed
String contextSelectorStr = OptionHelper.getSystemProperty(
ClassicGlobal.LOGBACK_CONTEXT_SELECTOR, null);
if (contextSelectorStr == null) {
contextSelector = new DefaultContextSelector(defaultLoggerContext);
} else if (contextSelectorStr.equals("JNDI")) {
// if jndi is specified, let's use the appropriate class
contextSelector = new ContextJNDISelector(defaultLoggerContext);
} else {
contextSelector = dynamicalContextSelector(defaultLoggerContext,