Student/BLL/Student_Department.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>
    ///	系部信息表
    ///	BLL逻辑层 Student_Department
    /// 主要完成对DAL层的调用
    ///	2013-03-04 10:49:52
	/// </summary>
	public class DepartmentBLL
	{
	
		/// <summary>
        /// 全局变量
        /// </summary>
        private static	DepartmentDAL DAL = DepartmentDAL.GetInstance();
       
		
		
		
		/// <summary>
        /// 增加一条记录
        /// </summary>
        /// <param name="model">类实体</param>
        /// <returns></returns>
		public static int AddDepartment(Model.Department model)
		{
			return DAL.AddDepartment( model);
		}

		/// <summary>
		/// 更新一条数据
		/// </summary>
		/// <param name="model">类实体</param>
		/// <returns></returns>
		public static bool UpdateDepartment(Model.Department model)
		{
			return DAL.UpdateDepartment(model);
		}
		
		/// <summary>
		/// 删除一条数据
		/// </summary>
		public  static bool DeleteDepartment(int DepartmentID)
		{
			return DAL.DeleteDepartment(DepartmentID);
		}