usermanager.cs

一个简单的新闻后台管理系统

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;


/// <summary>
/// UserManager 的摘要说明









/// </summary>
public class UserManager
{
	public UserManager()
	{
		//
		// TODO: 在此处添加构造函数逻辑
		//
	}
    public static DataSet FindUserInfo()
    {
        SqlConnection con = DataAccess.CreateConnection();
        string sql = "Select * from t_News_User";
        SqlDataAdapter sda = new SqlDataAdapter(sql, con);
        DataSet ds = new DataSet();
        sda.Fill(ds);
        return ds;
    }
    public static int AddUser(string userName ,string userPassWord,int power)
    {
       
        int effectRows = 0;
        SqlConnection con = DataAccess.CreateConnection();
        SqlCommand cmd = new SqlCommand();
        cmd.Connection = con;
        if (cmd.Connection.State == ConnectionState.Closed)
        {
            cmd.Connection.Open();
        }
        
            cmd.CommandText = "insert into t_News_User(UserName,UserPassword,power) values(@userName,@userPassWord,@power)";
            cmd.Parameters.Add("@userName", SqlDbType.VarChar, 50).Value = userName;
            cmd.Parameters.Add("@userPassWord", SqlDbType.VarChar, 16).Value = userPassWord;
            cmd.Parameters.Add("@power", SqlDbType.Bit).Value = power;
            try
            {
                effectRows = cmd.ExecuteNonQuery();
            }

            finally
            {
                if (cmd.Connection.State == ConnectionState.Open)
                {
                    cmd.Connection.Close();
                }
                cmd.Dispose();
                con.Dispose();
            }
            return effectRows;
        
    }
}