*
* @param descr
* @return
*/
private AnalyticsFromDescr flatten(FromDescr descr) {
AnalyticsFromDescr from = new AnalyticsFromDescr();
AnalyticsComponent ds = flatten(descr.getDataSource());
from.setDataSourceId(ds.getId());
from.setDataSourceType(ds.getComponentType());
return from;
}