[smartBib/VuFind 5] do not add empty filters
(fixes bug with bibConnector)
@@ -191,7 +191,7 @@ public class VuFind extends OkHttpBaseApi {
// selected)
builder.addQueryParameter("filter[]", singleQuery.getValue());
}
- } else {
+ } else if (!singleQuery.getValue().equals("")) {
builder.addQueryParameter("filter[]", singleQuery.getValue());
}
} else {
