/// <summary>
/// 更新一条数据
/// </summary>
public bool Update(IMeiWei.Model.role model)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("update role set ");
strSql.Append("RoleName=@RoleName");
strSql.Append(" where Id=@Id");
MySqlParameter[] parameters =
{
new MySqlParameter("@RoleName", MySqlDbType.VarChar, 255),
new MySqlParameter("@Id", MySqlDbType.Int64, 20)
};
parameters[0].Value = model.RoleName;
parameters[1].Value = model.Id;
int rows = DbHelperMySQL.ExecuteSql(strSql.ToString(), parameters);
if (rows > 0)
{
return(true);
}
else
{
return(false);
}
}
/// <summary>
/// 增加一条数据
/// </summary>
public bool Add(IMeiWei.Model.role model)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("insert into role(");
strSql.Append("RoleName)");
strSql.Append(" values (");
strSql.Append("@RoleName)");
MySqlParameter[] parameters =
{
new MySqlParameter("@RoleName", MySqlDbType.VarChar, 255)
};
parameters[0].Value = model.RoleName;
int rows = DbHelperMySQL.ExecuteSql(strSql.ToString(), parameters);
if (rows > 0)
{
return(true);
}
else
{
return(false);
}
}
/// <summary>
/// 得到一个对象实体
/// </summary>
public IMeiWei.Model.role DataRowToModel(DataRow row)
{
IMeiWei.Model.role model = new IMeiWei.Model.role();
if (row != null)
{
if (row["Id"] != null && row["Id"].ToString() != "")
{
model.Id = long.Parse(row["Id"].ToString());
}
if (row["RoleName"] != null)
{
model.RoleName = row["RoleName"].ToString();
}
}
return(model);
}
/// <summary>
/// 得到一个对象实体
/// </summary>
public IMeiWei.Model.role GetModel(long Id)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("select Id,RoleName from role ");
strSql.Append(" where Id=@Id");
MySqlParameter[] parameters =
{
new MySqlParameter("@Id", MySqlDbType.Int64)
};
parameters[0].Value = Id;
IMeiWei.Model.role model = new IMeiWei.Model.role();
DataSet ds = DbHelperMySQL.Query(strSql.ToString(), parameters);
if (ds.Tables[0].Rows.Count > 0)
{
return(DataRowToModel(ds.Tables[0].Rows[0]));
}
else
{
return(null);
}
}