disciplinedaohibernate.java.svn-base

菲律宾的一个大学的图书管理系统 spring+hibernate+velocity

/*
 * 创建日期 2005-5-18
 */
package biz.bluesky.pts.service.dao.impl;

import java.util.List;

import org.springframework.orm.ObjectRetrievalFailureException;

import biz.bluesky.pts.model.TDiscipline;
import biz.bluesky.pts.model.TSchool;
import biz.bluesky.pts.service.dao.IDisciplineDAO;

public class DisciplineDAOHibernate extends BaseDAOHibernate implements
		IDisciplineDAO {

	//新增纪律评语
	public void saveDiscipline(TDiscipline discipline) {
		getHibernateTemplate().saveOrUpdate(discipline);
		getHibernateTemplate().flush();
	}

	//删除纪律评语
	public void removeDiscipline(int disciplineId) {
		TDiscipline discipline = findDiscipline(disciplineId);
		getHibernateTemplate().delete(discipline); //要不要flush()8888888888888888888888888888;

	}

	//根据纪律评语编号查找纪律评语
	public TDiscipline findDiscipline(int disciplineId) {
		TDiscipline discipline = (TDiscipline)getHibernateTemplate().get(TDiscipline.class,new Integer(disciplineId));
		
		if(discipline == null) {
			throw new ObjectRetrievalFailureException(TDiscipline.class,new Integer(disciplineId));
		}
		
		return discipline;
	}

	//根据学生编号查找纪律评语
	public List findDisciplines(int studentId) {

		return getHibernateTemplate().find("from TDiscipline discipline where discipline.studentId = "+studentId);
	}

}