relation.cs

来自「MIS系统开发与应用配套的源代码」· CS 代码 · 共 179 行

using System;
using System.Data;
using System.Data.SqlClient;
using SQLHelper;

namespace MisPersonnel.Components
{
	/// <summary>
	/// Relation 的摘要说明。
	/// </summary>
	public class Relation
	{
		public SqlDataReader GetRelations()
		{
			///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_GetRelations",out dr);
			}
			catch(Exception ex)
			{
				///抛出执行数据库异常
				SystemError.SystemLog(ex.Message);
				throw new Exception(ex.Message,ex);
			}			

			///返回从数据库获取的结果
			return(dr);
		}

		public SqlDataReader GetRelationByEmployee(int nEmployeeID)
		{
			///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("@EmployeeID",SqlDbType.Int,4,nEmployeeID)
									   };			
			
			try
			{
				///执行存储过程
				sqlHelper.RunProc("Pr_GetRelationByEmployee",paramList,out dr);
			}
			catch(Exception ex)
			{
				///抛出执行数据库异常
				SystemError.SystemLog(ex.Message);
				throw new Exception(ex.Message,ex);
			}			

			///返回从数据库获取的结果
			return(dr);
		}

		public SqlDataReader GetSingleRelation(int nRelationID)
		{
			///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("@RelationID",SqlDbType.Int,4,nRelationID)
									   };
			
			try
			{
				///执行存储过程
				sqlHelper.RunProc("Pr_GetSingleRelation",paramList,out dr);
			}
			catch(Exception ex)
			{
				///抛出执行数据库异常
				SystemError.SystemLog(ex.Message);
				throw new Exception(ex.Message,ex);
			}			

			///返回从数据库获取的结果
			return(dr);
		}

		public int AddRelation(string sName,int nSex,int nAge,string sRelationship,
			string sDepartment,int nEmployeeID,string sRemark)
		{
			///定义类SQLHelper
			SQLHelper.SQLHelper sqlHelper = new SQLHelper.SQLHelper();

			///创建访问数据库的参数			
			SqlParameter[] paramList = {
										   sqlHelper.CreateInParam("@Name",SqlDbType.VarChar,200,sName),
										   sqlHelper.CreateInParam("@Sex",SqlDbType.Int,4,nSex),
										   sqlHelper.CreateInParam("@Age",SqlDbType.Int,4,nAge),
										   sqlHelper.CreateInParam("@Relationship",SqlDbType.VarChar,200,sRelationship),
										   sqlHelper.CreateInParam("@Department",SqlDbType.VarChar,200,sDepartment),
										   sqlHelper.CreateInParam("@EmployeeID",SqlDbType.Int,4,nEmployeeID),
										   sqlHelper.CreateInParam("@Remark",SqlDbType.VarChar,8000,sRemark)
									   };
			
			try
			{
				///执行存储过程
				return(sqlHelper.RunProc("Pr_AddRelation",paramList));
			}
			catch(Exception ex)
			{
				///抛出执行数据库异常
				SystemError.SystemLog(ex.Message);
				throw new Exception(ex.Message,ex);
			}			
		}

		public void UpdateRelation(int nRelationID,string sName,int nSex,int nAge,string sRelationship,
			string sDepartment,string sRemark)
		{
			///定义类SQLHelper
			SQLHelper.SQLHelper sqlHelper = new SQLHelper.SQLHelper();

			///创建访问数据库的参数			
			SqlParameter[] paramList = {
										   sqlHelper.CreateInParam("@RelationID",SqlDbType.Int,4,nRelationID),
										   sqlHelper.CreateInParam("@Name",SqlDbType.VarChar,200,sName),
										   sqlHelper.CreateInParam("@Sex",SqlDbType.Int,4,nSex),
										   sqlHelper.CreateInParam("@Age",SqlDbType.Int,4,nAge),
										   sqlHelper.CreateInParam("@Relationship",SqlDbType.VarChar,200,sRelationship),
										   sqlHelper.CreateInParam("@Department",SqlDbType.VarChar,200,sDepartment),
										   sqlHelper.CreateInParam("@Remark",SqlDbType.VarChar,8000,sRemark)
									   };
			
			try
			{
				///执行存储过程
				sqlHelper.RunProc("Pr_UpdateRelation",paramList);
			}
			catch(Exception ex)
			{
				///抛出执行数据库异常
				SystemError.SystemLog(ex.Message);
				throw new Exception(ex.Message,ex);
			}			
		}

		public void DeleteRelation(int nRelationID)
		{
			///定义类SQLHelper
			SQLHelper.SQLHelper sqlHelper = new SQLHelper.SQLHelper();

			///创建访问数据库的参数			
			SqlParameter[] paramList = {
										   sqlHelper.CreateInParam("@RelationID",SqlDbType.Int,4,nRelationID)
									   };
			
			try
			{
				///执行存储过程
				sqlHelper.RunProc("Pr_DeleteRelation",paramList);
			}
			catch(Exception ex)
			{
				///抛出执行数据库异常
				SystemError.SystemLog(ex.Message);
				throw new Exception(ex.Message,ex);
			}			
		}
	}
}