try {
if (WMTSourceFactory.getClassFromUrl(
getIdentifier()).equals(NASASource.class.getCanonicalName())) {
members = new LinkedList<IGeoResource>();
NASASourceManager sourceManager = NASASourceManager.getInstance();
sourceManager.buildGeoResources(this, members);
} else {
return Collections.singletonList(
(IGeoResource) new WMTGeoResource(this, WMTGeoResource.DEFAULT_ID));
}
}