fullyLoaded = false;
	public void unloadLazyData(long expireTime) {		// make sure no other thread is trying to unload or load		synchronized (reader) {			if (reader.getAccessedFlag()) {				reader.setAccessedFlag(false); // reset accessed flag				return;			}			BundleDescription[] bundles = getBundles();			for (int i = 0; i < bundles.length; i++)				((BundleDescriptionImpl) bundles[i]).unload();		}	}