@Override
    public String toString() {
        return "MUCRoom{" +
            "roomID=" + roomID +
            ", name='" + name + '\'' +
            ", occupants=" + occupants.size() +
            ", mucService=" + mucService +
            ", savedToDB=" + savedToDB +
            '}';
    }
Saves the room configuration to the DB. After the room has been saved to the DB it will
become persistent.
xmppserver/src/main/java/org/jivesoftware/openfire/muc/MUCRoom.java