public static AbstractDataWrapper getWrapperInstance(WrapperType type, WrapperParams wrapperParams,
			AuthFields authFields, GeoParams geoParams) {
		
		AbstractDataWrapper wrapper = null;
		switch (type) {
			case TWITTER:
				wrapper = new TwitterWrapper(wrapperParams, authFields, geoParams);
				break;
			case CSV:
				wrapper = new CSVWrapper(wrapperParams, authFields, geoParams);
				break;
//			case DATABASE:
//				wrapper = new DBWrapper(wrapperParams, authFields, geoParams);
//				break;
			case PERSONALDATA:
				//TODO: add personalDataWrapper here
				break;
		}
		return wrapper;
	}