public bool isProc(string procName)
{
bool isConnected = chkConnection();
if (isConnected)
{
string sqlIsProc = "select * from sysobjects where xtype='p' and name='" + procName + "'";
SqlCommand comm = new SqlCommand(sqlIsProc, this.Con);
comm.CommandType = CommandType.Text;
SqlDataReader sdr = comm.ExecuteReader();
if (!sdr.IsClosed)
{
int i = 0;
//判断是否有下一行数据
while (sdr.Read())
{
DALUtil.Output(this, "No." + (i++) + " 所查存储过程名为: " + sdr[0]);
if (procName.Equals(sdr[0]))
{
sdr.Close();
return(true);
}
}
}
sdr.Close();
return(false);
}
else
{
return(false);
}
}
//检测连接是否打开
public bool chkConnection()
{
try
{
if (this.con.State == ConnectionState.Closed)
{
con.Open();
DALUtil.Output(this, "连接成功");
return(true);
}
else
{
return(true);
}
}
catch (Exception e)
{
DALUtil.Output(this, " " + e.Message);
MessageBox.Show("数据库连接失败，请检查该服务相关配置！\n 1.数据库登录名和密码是否正确;\n 2.数据库服务是否配置", "提示", MessageBoxButtons.RetryCancel, MessageBoxIcon.Stop, MessageBoxDefaultButton.Button2);
}
return(false);
}
/// <summary>
/// 由账号密码查询管理员信息，验证登陆
/// </summary>
/// <param name="a">AdminInfo实体</param>
/// <returns>查询到的用户信息</returns>
public AdminInfo SelectAdminInfo(AdminInfo admininfo)
{
bool isConn = db.chkConnection();
if (isConn)
{
string sqlGetAdmin = @"select * from Users where Username = '******' and PassWord = '******'";
DataSet ds = db.ExcuteQuery(sqlGetAdmin);
if (ds.Tables[0].Rows.Count > 0)
{
DALUtil.Output(this, ds.Tables[0].Rows[0][0].ToString());
admininfo.Uid = int.Parse(ds.Tables[0].Rows[0][0].ToString());
return(admininfo);
}
else
{
return(null);
}
}
else
{
return(null);
}
}
