public String asString() {
        return "Person : number=" + getPersonNum() + " forename="
                + getFirstName() + " surname=" + getLastName() + " email="
                + getEmailAddress() + " bestfriend=" + getBestFriend();
    }
Used for the querying of static fields.
querydsl-jdo/src/test/java/com/querydsl/jdo/models/company/Person.java