package dao.impl;
import dao.FileDao;
import org.hibernate.HibernateException;
import org.hibernate.Query;
import org.hibernate.Session;
import org.hibernate.SessionFactory;
import org.springframework.orm.hibernate3.HibernateCallback;
import org.springframework.orm.hibernate3.HibernateTemplate;
import java.io.File;
import java.io.Serializable;
import java.sql.SQLException;
import java.util.List;
/**
* User: yumingzhe
* Date: 5/26/12
* Time: 4:31 PM
*/
public class FileDaoImpl implements FileDao {
private HibernateTemplate template;
private SessionFactory factory;
public HibernateTemplate getTemplate() {
if (template == null) {
template = new HibernateTemplate(this.factory);
}
return template;
}
public void setTemplate(HibernateTemplate template) {
this.template = template;
}
public SessionFactory getFactory() {
return factory;
}
public void setFactory(SessionFactory factory) {
this.factory = factory;
}
@Override
public Serializable saveFile(pojo.File file) {
return this.getTemplate().save(file);
}
@Override
public pojo.File getFileById(final int id) {
List<pojo.File> files = this.getTemplate().executeFind(new HibernateCallback<Object>() {
@Override
public Object doInHibernate(Session session) throws HibernateException, SQLException {
Query query = session.createQuery("from File as f where f.id= :id").setInteger("id", id);
return query.list();
}
});
return files.get(0);
}
@Override
public List getUserAllFilesByUID(final int uid) {
return this.getTemplate().executeFind(new HibernateCallback<Object>() {
@Override
public Object doInHibernate(Session session) throws HibernateException, SQLException {
Query query = session.createQuery("from File as f where f.siteUser.id= :uid").setInteger("uid", uid);
return query.list();
}
});
}
@Override
public void deleteFile(pojo.File file) {
this.getTemplate().delete(file);
}
}