student.cs

《精通ASP.NET2.0网络应用系统开发》书中的源码

using System;
using System.Data;
using System.Configuration;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;
using System.Data.SqlClient;
using SQLHelper;

namespace StudentManager
{
	/// <summary>
	/// Summary description for Student
	/// </summary>
	public class Student
	{
		public SqlDataReader GetStudents()
		{
			///定义类SQLHelper
			SQLHelper.SQLHelper sqlHelper = new SQLHelper.SQLHelper();

			///定义保存从数据库获取的结果的DataReader
			SqlDataReader dr = null;

			try
			{
				///执行存储过程
				sqlHelper.RunProc("Pr_GetStudents",out dr);
			}
			catch (Exception ex)
			{
				///抛出执行数据库异常
				SystemError.CreateErrorLog(ex.Message);
				throw new Exception(ex.Message,ex);
			}

			///返回从数据库获取的结果
			return (dr);
		}

		public SqlDataReader GetSingleStudent(int nStudentID)
		{
			///定义类SQLHelper
			SQLHelper.SQLHelper sqlHelper = new SQLHelper.SQLHelper();

			///定义保存从数据库获取的结果的DataReader
			SqlDataReader dr = null;

			///创建访问数据库的参数			
			SqlParameter[] paramList = {
										   sqlHelper.CreateInParam("@StudentID",SqlDbType.Int,4,nStudentID)
									   };

			try
			{
				///执行存储过程
				sqlHelper.RunProc("Pr_GetSingleStudent",paramList,out dr);
			}
			catch (Exception ex)
			{
				///抛出执行数据库异常
				SystemError.CreateErrorLog(ex.Message);
				throw new Exception(ex.Message,ex);
			}

			///返回从数据库获取的结果
			return (dr);
		}

		public SqlDataReader GetStudentByClass(int nClassID)
		{
			///定义类SQLHelper
			SQLHelper.SQLHelper sqlHelper = new SQLHelper.SQLHelper();

			///定义保存从数据库获取的结果的DataReader
			SqlDataReader dr = null;

			///创建访问数据库的参数			
			SqlParameter[] paramList = {
				sqlHelper.CreateInParam("@ClassID",SqlDbType.Int,4,nClassID)
			};

			try
			{
				///执行存储过程
				sqlHelper.RunProc("Pr_GetStudentByClass", paramList, out dr);
			}
			catch (Exception ex)
			{
				///抛出执行数据库异常
				SystemError.CreateErrorLog(ex.Message);
				throw new Exception(ex.Message, ex);
			}

			///返回从数据库获取的结果
			return (dr);
		}

		public int AddStudent(int nClassID,string sName,int nAge,int nSex,string sAddress,
			string sPhone,DateTime dBirthday,DateTime dEntranceDate,string sNationality,
			string sPolitical,string sNativePlace,string sIdentityCard,int nMarital,
			string sHukou,int nState,string sDesn)
		{
			///定义类SQLHelper
			SQLHelper.SQLHelper sqlHelper = new SQLHelper.SQLHelper();

			///创建访问数据库的参数			
			SqlParameter[] paramList = {														  
				sqlHelper.CreateInParam("@ClassID",SqlDbType.Int,4,nClassID),
				sqlHelper.CreateInParam("@Name",SqlDbType.VarChar,200,sName),
				sqlHelper.CreateInParam("@Age",SqlDbType.Int,4,nAge),
				sqlHelper.CreateInParam("@Sex",SqlDbType.Int,4,nSex),
				sqlHelper.CreateInParam("@Address",SqlDbType.VarChar,200,sAddress),
				sqlHelper.CreateInParam("@Phone",SqlDbType.VarChar,200,sPhone),				
				sqlHelper.CreateInParam("@Birthday",SqlDbType.DateTime,8,dBirthday),
				sqlHelper.CreateInParam("@EntranceDate",SqlDbType.DateTime,8,dEntranceDate),
				sqlHelper.CreateInParam("@Nationality",SqlDbType.VarChar,200,sNationality),
				sqlHelper.CreateInParam("@Political",SqlDbType.VarChar,200,sPolitical),
				sqlHelper.CreateInParam("@NativePlace",SqlDbType.VarChar,200,sNativePlace),
				sqlHelper.CreateInParam("@IdentityCard",SqlDbType.VarChar,200,sIdentityCard),
				sqlHelper.CreateInParam("@Marital",SqlDbType.Int,4,nMarital),
				sqlHelper.CreateInParam("@Hukou",SqlDbType.VarChar,200,sHukou),				
				sqlHelper.CreateInParam("@State",SqlDbType.Int,4,nState),
				sqlHelper.CreateInParam("@Desn",SqlDbType.VarChar,2000,sDesn)
			};

			try
			{
				///执行存储过程
				return (sqlHelper.RunProc("Pr_AddStudent",paramList));
			}
			catch (Exception ex)
			{
				///抛出执行数据库异常
				SystemError.CreateErrorLog(ex.Message);
				throw new Exception(ex.Message,ex);
			}
		}

		public void UpdateStudent(int nStudentID,int nClassID,string sName,int nAge,int nSex,
			string sAddress,string sPhone,DateTime dBirthday,DateTime dEntranceDate,
			string sNationality,string sPolitical,string sNativePlace,string sIdentityCard,
			int nMarital,string sHukou,int nState,string sDesn)
		{
			///定义类SQLHelper
			SQLHelper.SQLHelper sqlHelper = new SQLHelper.SQLHelper();

			///创建访问数据库的参数			
			SqlParameter[] paramList = {
				sqlHelper.CreateInParam("@StudentID",SqlDbType.Int,4,nStudentID),
                sqlHelper.CreateInParam("@ClassID",SqlDbType.Int,4,nClassID),
				sqlHelper.CreateInParam("@Name",SqlDbType.VarChar,200,sName),
				sqlHelper.CreateInParam("@Age",SqlDbType.Int,4,nAge),
				sqlHelper.CreateInParam("@Sex",SqlDbType.Int,4,nSex),
				sqlHelper.CreateInParam("@Address",SqlDbType.VarChar,200,sAddress),
				sqlHelper.CreateInParam("@Phone",SqlDbType.VarChar,200,sPhone),				
				sqlHelper.CreateInParam("@Birthday",SqlDbType.DateTime,8,dBirthday),
				sqlHelper.CreateInParam("@EntranceDate",SqlDbType.DateTime,8,dEntranceDate),
				sqlHelper.CreateInParam("@Nationality",SqlDbType.VarChar,200,sNationality),
				sqlHelper.CreateInParam("@Political",SqlDbType.VarChar,200,sPolitical),
				sqlHelper.CreateInParam("@NativePlace",SqlDbType.VarChar,200,sNativePlace),
				sqlHelper.CreateInParam("@IdentityCard",SqlDbType.VarChar,200,sIdentityCard),
				sqlHelper.CreateInParam("@Marital",SqlDbType.Int,4,nMarital),
				sqlHelper.CreateInParam("@Hukou",SqlDbType.VarChar,200,sHukou),				
				sqlHelper.CreateInParam("@State",SqlDbType.Int,4,nState),
				sqlHelper.CreateInParam("@Desn",SqlDbType.VarChar,2000,sDesn)
			};

			try
			{
				///执行存储过程
				sqlHelper.RunProc("Pr_UpdateStudent",paramList);
			}
			catch (Exception ex)
			{
				///抛出执行数据库异常
				SystemError.CreateErrorLog(ex.Message);
				throw new Exception(ex.Message,ex);
			}
		}

		public void DeleteStudent(int nStudentID)
		{
			///定义类SQLHelper
			SQLHelper.SQLHelper sqlHelper = new SQLHelper.SQLHelper();

			///创建访问数据库的参数			
			SqlParameter[] paramList = {
										   sqlHelper.CreateInParam("@StudentID",SqlDbType.Int,4,nStudentID)
									   };

			try
			{
				///执行存储过程
				sqlHelper.RunProc("Pr_DeleteStudent",paramList);
			}
			catch (Exception ex)
			{
				///抛出执行数据库异常
				SystemError.CreateErrorLog(ex.Message);
				throw new Exception(ex.Message,ex);
			}
		}
	}

	public class Score
	{
		public SqlDataReader GetScoreByGrade(int nGradeID)
		{
			///定义类SQLHelper
			SQLHelper.SQLHelper sqlHelper = new SQLHelper.SQLHelper();

			///定义保存从数据库获取的结果的DataReader
			SqlDataReader dr = null;

			///创建访问数据库的参数			
			SqlParameter[] paramList = {
				sqlHelper.CreateInParam("@GradeID",SqlDbType.Int,4,nGradeID)
			};

			try
			{
				///执行存储过程
				sqlHelper.RunProc("Pr_GetScoreByGrade", paramList, out dr);
			}
			catch (Exception ex)
			{
				///抛出执行数据库异常
				SystemError.CreateErrorLog(ex.Message);
				throw new Exception(ex.Message, ex);
			}

			///返回从数据库获取的结果
			return (dr);
		}

		public SqlDataReader GetScoreByClass(int nClassID)
		{
			///定义类SQLHelper
			SQLHelper.SQLHelper sqlHelper = new SQLHelper.SQLHelper();

			///定义保存从数据库获取的结果的DataReader
			SqlDataReader dr = null;

			///创建访问数据库的参数			
			SqlParameter[] paramList = {
				sqlHelper.CreateInParam("@ClassID",SqlDbType.Int,4,nClassID)
			};

			try
			{
				///执行存储过程
				sqlHelper.RunProc("Pr_GetScoreByClass", paramList, out dr);
			}
			catch (Exception ex)
			{
				///抛出执行数据库异常
				SystemError.CreateErrorLog(ex.Message);
				throw new Exception(ex.Message, ex);
			}

			///返回从数据库获取的结果
			return (dr);
		}

		public SqlDataReader GetScoreByStudent(int nStudentID)
		{
			///定义类SQLHelper
			SQLHelper.SQLHelper sqlHelper = new SQLHelper.SQLHelper();

			///定义保存从数据库获取的结果的DataReader
			SqlDataReader dr = null;

			///创建访问数据库的参数			
			SqlParameter[] paramList = {
				sqlHelper.CreateInParam("@StudentID",SqlDbType.Int,4,nStudentID)
			};

			try
			{
				///执行存储过程
				sqlHelper.RunProc("Pr_GetScoreByStudent",paramList,out dr);
			}
			catch (Exception ex)
			{
				///抛出执行数据库异常
				SystemError.CreateErrorLog(ex.Message);
				throw new Exception(ex.Message, ex);
			}

			///返回从数据库获取的结果
			return (dr);
		}

		public SqlDataReader GetScoreByCourse(int nCourseID)
		{
			///定义类SQLHelper
			SQLHelper.SQLHelper sqlHelper = new SQLHelper.SQLHelper();

			///定义保存从数据库获取的结果的DataReader
			SqlDataReader dr = null;

			///创建访问数据库的参数			
			SqlParameter[] paramList = {
				sqlHelper.CreateInParam("@CourseID",SqlDbType.Int,4,nCourseID)
			};

			try
			{
				///执行存储过程
				sqlHelper.RunProc("Pr_GetScoreByCourse", paramList, out dr);
			}
			catch (Exception ex)
			{
				///抛出执行数据库异常
				SystemError.CreateErrorLog(ex.Message);
				throw new Exception(ex.Message, ex);
			}

			///返回从数据库获取的结果
			return (dr);
		}	

		public SqlDataReader GetScoreByStudentCourse(int nStudentID,int nCourseID)
		{
			///定义类SQLHelper
			SQLHelper.SQLHelper sqlHelper = new SQLHelper.SQLHelper();

			///定义保存从数据库获取的结果的DataReader
			SqlDataReader dr = null;

			///创建访问数据库的参数			
			SqlParameter[] paramList = {
				sqlHelper.CreateInParam("@StudentID",SqlDbType.Int,4,nStudentID),
				sqlHelper.CreateInParam("@CourseID",SqlDbType.Int,4,nCourseID)
			};

			try
			{
				///执行存储过程
				sqlHelper.RunProc("Pr_GetScoreByStudentCourse", paramList, out dr);
			}
			catch (Exception ex)
			{
				///抛出执行数据库异常
				SystemError.CreateErrorLog(ex.Message);
				throw new Exception(ex.Message, ex);
			}

			///返回从数据库获取的结果
			return (dr);
		}

		public int AddScore(int nStudentID, int nCourseID,Double dMark)
		{
			///定义类SQLHelper
			SQLHelper.SQLHelper sqlHelper = new SQLHelper.SQLHelper();

			///创建访问数据库的参数			
			SqlParameter[] paramList = {														  
				sqlHelper.CreateInParam("@StudentID",SqlDbType.Int,4,nStudentID),
				sqlHelper.CreateInParam("@CourseID",SqlDbType.Int,4,nCourseID),
				sqlHelper.CreateInParam("@Mark",SqlDbType.Decimal,8,dMark)
			};

			try
			{
				///执行存储过程
				return (sqlHelper.RunProc("Pr_AddScore", paramList));
			}
			catch (Exception ex)
			{
				///抛出执行数据库异常
				SystemError.CreateErrorLog(ex.Message);
				throw new Exception(ex.Message, ex);
			}
		}

		public void UpdateScore(int nStudentID, int nCourseID,Double dMark)
		{
			///定义类SQLHelper
			SQLHelper.SQLHelper sqlHelper = new SQLHelper.SQLHelper();

			///创建访问数据库的参数			
			SqlParameter[] paramList = {
				sqlHelper.CreateInParam("@StudentID",SqlDbType.Int,4,nStudentID),
				sqlHelper.CreateInParam("@CourseID",SqlDbType.Int,4,nCourseID),
				sqlHelper.CreateInParam("@Mark",SqlDbType.Decimal,8,dMark)
			};

			try
			{
				///执行存储过程
				sqlHelper.RunProc("Pr_UpdateScore", paramList);
			}
			catch (Exception ex)
			{
				///抛出执行数据库异常
				SystemError.CreateErrorLog(ex.Message);
				throw new Exception(ex.Message, ex);
			}
		}

		public void CheckScore(int nStudentID, int nCourseID)
		{
			///定义类SQLHelper
			SQLHelper.SQLHelper sqlHelper = new SQLHelper.SQLHelper();

			///创建访问数据库的参数			
			SqlParameter[] paramList = {
				sqlHelper.CreateInParam("@StudentID",SqlDbType.Int,4,nStudentID),
				sqlHelper.CreateInParam("@CourseID",SqlDbType.Int,4,nCourseID)
			};

			try
			{
				///执行存储过程
				sqlHelper.RunProc("Pr_CheckScore", paramList);
			}
			catch (Exception ex)
			{
				///抛出执行数据库异常
				SystemError.CreateErrorLog(ex.Message);
				throw new Exception(ex.Message, ex);
			}
		}

		public void DeleteScore(int nScoreID)
		{
			///定义类SQLHelper
			SQLHelper.SQLHelper sqlHelper = new SQLHelper.SQLHelper();

			///创建访问数据库的参数			
			SqlParameter[] paramList = {
				sqlHelper.CreateInParam("@ScoreID",SqlDbType.Int,4,nScoreID)
			};

			try
			{
				///执行存储过程
				sqlHelper.RunProc("Pr_DeleteScore", paramList);
			}
			catch (Exception ex)
			{
				///抛出执行数据库异常
				SystemError.CreateErrorLog(ex.Message);
				throw new Exception(ex.Message, ex);
			}
		}
	}
}