purview.cs.svn-base

走吧旅游网站前后台源代码

using System;
using System.Data;
using System.Text;
using System.Data.SqlClient;
using Maticsoft.DBUtility;//请先添加引用
namespace Maticsoft.DAL
{
	/// <summary>
	/// 数据访问类Purview。
	/// </summary>
	public class Purview
	{
		public Purview()
		{}
		#region  成员方法

		/// <summary>
		/// 是否存在该记录
		/// </summary>
		public bool Exists(string PurviewNo)
		{
			StringBuilder strSql=new StringBuilder();
			strSql.Append("select count(1) from Purview");
			strSql.Append(" where PurviewNo=@PurviewNo ");
			SqlParameter[] parameters = {
					new SqlParameter("@PurviewNo", SqlDbType.NVarChar,50)};
			parameters[0].Value = PurviewNo;

			return DbHelperSQL.Exists(strSql.ToString(),parameters);
		}


		/// <summary>
		/// 增加一条数据
		/// </summary>
		public void Add(Maticsoft.Model.Purview model)
		{
			StringBuilder strSql=new StringBuilder();
			strSql.Append("insert into Purview(");
			strSql.Append("PurviewNo,PurviewName)");
			strSql.Append(" values (");
			strSql.Append("@PurviewNo,@PurviewName)");
			SqlParameter[] parameters = {
					new SqlParameter("@PurviewNo", SqlDbType.NVarChar,30),
					new SqlParameter("@PurviewName", SqlDbType.NVarChar,30)};
			parameters[0].Value = model.PurviewNo;
			parameters[1].Value = model.PurviewName;

			DbHelperSQL.ExecuteSql(strSql.ToString(),parameters);
		}
		/// <summary>
		/// 更新一条数据
		/// </summary>
		public void Update(Maticsoft.Model.Purview model)
		{
			StringBuilder strSql=new StringBuilder();
			strSql.Append("update Purview set ");
			strSql.Append("PurviewName=@PurviewName");
			strSql.Append(" where PurviewNo=@PurviewNo ");
			SqlParameter[] parameters = {
					new SqlParameter("@PurviewNo", SqlDbType.NVarChar,30),
					new SqlParameter("@PurviewName", SqlDbType.NVarChar,30)};
			parameters[0].Value = model.PurviewNo;
			parameters[1].Value = model.PurviewName;

			DbHelperSQL.ExecuteSql(strSql.ToString(),parameters);
		}

		/// <summary>
		/// 删除一条数据
		/// </summary>
		public void Delete(string PurviewNo)
		{
			StringBuilder strSql=new StringBuilder();
			strSql.Append("delete Purview ");
			strSql.Append(" where PurviewNo=@PurviewNo ");
			SqlParameter[] parameters = {
					new SqlParameter("@PurviewNo", SqlDbType.NVarChar,50)};
			parameters[0].Value = PurviewNo;

			DbHelperSQL.ExecuteSql(strSql.ToString(),parameters);
		}


		/// <summary>
		/// 得到一个对象实体
		/// </summary>
		public Maticsoft.Model.Purview GetModel(string PurviewNo)
		{
			StringBuilder strSql=new StringBuilder();
			strSql.Append("select PurviewNo,PurviewName from Purview ");
			strSql.Append(" where PurviewNo=@PurviewNo ");
			SqlParameter[] parameters = {
					new SqlParameter("@PurviewNo", SqlDbType.NVarChar,50)};
			parameters[0].Value = PurviewNo;

			Maticsoft.Model.Purview model=new Maticsoft.Model.Purview();
			DataSet ds=DbHelperSQL.Query(strSql.ToString(),parameters);
			if(ds.Tables[0].Rows.Count>0)
			{
				model.PurviewNo=ds.Tables[0].Rows[0]["PurviewNo"].ToString();
				model.PurviewName=ds.Tables[0].Rows[0]["PurviewName"].ToString();
				return model;
			}
			else
			{
			return null;
			}
		}

		/// <summary>
		/// 获得数据列表
		/// </summary>
		public DataSet GetList(string strWhere)
		{
			StringBuilder strSql=new StringBuilder();
			strSql.Append("select PurviewNo,PurviewName ");
			strSql.Append(" FROM Purview ");
			if(strWhere.Trim()!="")
			{
				strSql.Append(" where "+strWhere);
			}
			return DbHelperSQL.Query(strSql.ToString());
		}

		/*
		/// <summary>
		/// 分页获取数据列表
		/// </summary>
		public DataSet GetList(int PageSize,int PageIndex,string strWhere)
		{
			SqlParameter[] parameters = {
					new SqlParameter("@tblName", SqlDbType.VarChar, 255),
					new SqlParameter("@fldName", SqlDbType.VarChar, 255),
					new SqlParameter("@PageSize", SqlDbType.Int),
					new SqlParameter("@PageIndex", SqlDbType.Int),
					new SqlParameter("@IsReCount", SqlDbType.Bit),
					new SqlParameter("@OrderType", SqlDbType.Bit),
					new SqlParameter("@strWhere", SqlDbType.VarChar,1000),
					};
			parameters[0].Value = "Purview";
			parameters[1].Value = "ID";
			parameters[2].Value = PageSize;
			parameters[3].Value = PageIndex;
			parameters[4].Value = 0;
			parameters[5].Value = 0;
			parameters[6].Value = strWhere;	
			return DbHelperSQL.RunProcedure("UP_GetRecordByPage",parameters,"ds");
		}*/

		#endregion  成员方法
	}
}