Sanne/hibernate-search — comment on commit 39777fc9ce5d9cb774509122f849b7c2ed49463e
File: hibernate-search-engine/src/main/java/org/hibernate/search/query/engine/impl/HSQueryImpl.java line 108
By hferentschik:

Looks good to me. I am trying to remember why it was an Integer before. I think once 'null' had a special meanig!?