Student/BLL/Student_Student.cs

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using System;
using System.Text;
using System.Data;
using System.Data.SqlClient;
using System.Collections.Generic;

using Student.Model;
using Student.DAL;


namespace Student
{

    /// <summary>
    ///	学生信息表
    ///	BLL逻辑层 Student_Student
    /// 主要完成对DAL层的调用
    ///	2013-03-04 10:49:59
    /// </summary>
    public class StudentBLL
    {

        /// <summary>
        /// 全局变量
        /// </summary>
        private static StudentDAL DAL = StudentDAL.GetInstance();




        /// <summary>
        /// 增加一条记录
        /// </summary>
        /// <param name="model">类实体</param>
        /// <returns></returns>
        public static int AddStudent(Model.Student model)
        {
            return DAL.AddStudent(model);
        }

        /// <summary>
        /// 更新一条数据
        /// </summary>
        /// <param name="model">类实体</param>
        /// <returns></returns>
        public static bool UpdateStudent(Model.Student model)
        {
            return DAL.UpdateStudent(model);
        }

        /// <summary>
        /// 删除一条数据
        /// </summary>
        public static bool DeleteStudent(int StudentID)
        {
            return DAL.DeleteStudent(StudentID);
        }