public int hashCode() {
        int hash = 7;
        hash = 31 * hash + (int) floor;
        hash = 31 * hash + (null == roomName ? 0 : roomName.hashCode());
        return hash;
    }
Mutator for the room name

@param roomName
           The room name
querydsl-jdo/src/test/java/com/querydsl/jdo/models/company/Office.java