PersonEndpoint.java 文件源码

@GET
@Produces("application/json")
public List<Person> listAll(@QueryParam("start") Integer startPosition,
        @QueryParam("max") Integer maxResult) {
    TypedQuery<Person> findAllQuery = em.createQuery(
            "SELECT DISTINCT p FROM Person p ORDER BY p.id", Person.class);
    if (startPosition != null) {
        findAllQuery.setFirstResult(startPosition);
    }
    if (maxResult != null) {
        findAllQuery.setMaxResults(maxResult);
    }
    final List<Person> results = findAllQuery.getResultList();
    return results;
}