final DefaultConfigurationBuilder builder =
new DefaultConfigurationBuilder();
final Configuration logKitConf = builder.build(fis);
final DefaultContext subcontext = new DefaultContext(appContext);
subcontext.put("context-root", contextDir);
logKitLoggerManager.contextualize(subcontext);
logKitLoggerManager.configure(logKitConf);
if (logger != null) {
log = logKitLoggerManager.getLoggerForCategory(logger);
} else {
log = logKitLoggerManager.getLoggerForCategory("cocoon");