通过存储过程访问SQL数据

using System;
using System.Data;
using Microsoft.ApplicationBlocks.Data;
using System.Collections;
namespace Proj
{
/// <summary>
/// BllToDbWithProc 的摘要说明。
/// </summary>
public class BllToDbWithProc
{
public BllToDbWithProc(){}
#region "调用存储过程"
public bool ExecNonReturnProc(string Conn,string ProcName,System.Data.SqlClient.SqlParameter[] ParValue)
{
try
{
SqlHelper.ExecuteNonQuery(Conn,CommandType.StoredProcedure,ProcName,ParValue);
return true;
}
catch(Exception e)
{
return false;
}
}
public bool ExeOutPutProc(string Conn,string ProcName,out ArrayList OutValue,int[] OutIndex,System.Data.SqlClient.SqlParameter[] ParValue)
{
try
{
SqlHelper.ExecuteNonQuery(Conn,CommandType.StoredProcedure,ProcName,ParValue);
ArrayList tmpList=new ArrayList();
if (OutIndex.Length>0)
{
for (int i=0;i<ParValue.Length;i++)
{
if (ParValue[i].Direction==System.Data.ParameterDirection.InputOutput)
{
tmpList.Add(ParValue[i].Value);
}
}
OutValue=tmpList;
}
else
OutValue=null;
return true;
}
catch(Exception e)
{
OutValue=null;
return false;
}
}
#endregion

#region "调用视图"
public DataSet ExeDataSetProc(string Conn,string Sql)
{
try
{
return SqlHelper.ExecuteDataset(Conn,CommandType.Text,Sql);
}
catch(Exception e)
{
return null;
}
}
public DataSet ExeDataSetProcWithPar(string Conn,string Sql,params System.Data.SqlClient.SqlParameter[] ParValue)
{
try
{
return SqlHelper.ExecuteDataset(Conn,CommandType.Text,Sql,ParValue);
}
catch(Exception e)
{
return null;
}
}
#endregion
}
}

public static string ConnString
{
get
{
return System.Configuration.ConfigurationSettings.AppSettings["ConnectString"].ToString();
}
set
{
System.Configuration.ConfigurationSettings.AppSettings.Set("ConnectString",value);
}
}