}
Query query = new IUPropertyQuery(IInstallableUnit.PROP_TYPE_GROUP, Boolean.TRUE.toString());
if (queryContext.isShowLatestVersionsOnly()) {
query = new CompositeQuery(new Query[]{query, new LatestIUVersionQuery()});
}
collector = queryable.query(query, collector, null);
if (queryContext.isHideAlreadyInstalled()) {