persondaohibernate.java

来自「关于企业人员管理的struts应用样例」· Java 代码 · 共 33 行

package org.appfuse.dao.hibernate;

import java.util.List;

import org.appfuse.dao.PersonDAO;
import org.appfuse.model.Person;
import org.springframework.orm.ObjectRetrievalFailureException;

public class PersonDAOHibernate extends BaseDAOHibernate implements PersonDAO {

    public List getPeople(Person person) {
        return getHibernateTemplate().find("from Person");
    }
    
    public Person getPerson(Long id) {
        Person person = (Person) getHibernateTemplate().get(Person.class, id);

        if (person == null) {
            throw new ObjectRetrievalFailureException(Person.class, id);   
        }

        return person;
    }

    public void savePerson(Person person) {
        getHibernateTemplate().saveOrUpdate(person);
    }

    public void removePerson(Long id) {
        // object must be loaded before it can be deleted
        getHibernateTemplate().delete(getPerson(id));
    }
}