"BEGIN: quering registry for configs took: ", start); //$NON-NLS-1$
IntroModelRoot model = new IntroModelRoot(introConfig,
introConfigExtensions);
model.loadModel();
// add the current model to the hash table of models, only if it is
// not null. They key is the model id, which is the id of the
// config that defined this model.
addCachedModel(model.getId(), model);