/// <summary>
/// 得到 tb_role 数据实体
/// </summary>
/// <param name="dr">dr</param>
/// <returns>tb_role 数据实体</returns>
public tb_RoleEntity Populate_tb_RoleEntity_FromDr(IDataReader dr)
{
tb_RoleEntity Obj = new tb_RoleEntity();
Obj.RoleId = ((dr["RoleId"]) == DBNull.Value)?0:Convert.ToInt32(dr["RoleId"]);
Obj.Name = dr["Name"].ToString();
Obj.Permissions = ((dr["Permissions"]) == DBNull.Value)?0:Convert.ToInt32(dr["Permissions"]);
Obj.Status = ((dr["Status"]) == DBNull.Value)?0:Convert.ToInt32(dr["Status"]);
Obj.Addtime = ((dr["Addtime"]) == DBNull.Value)?Convert.ToDateTime("1900-1-1"):Convert.ToDateTime(dr["Addtime"]);
return(Obj);
}
/// <summary>
/// 得到 tb_role 数据实体
/// </summary>
/// <param name="row">row</param>
/// <returns>tb_role 数据实体</returns>
public tb_RoleEntity Populate_tb_RoleEntity_FromDr(DataRow row)
{
tb_RoleEntity Obj = new tb_RoleEntity();
if (row != null)
{
Obj.RoleId = ((row["RoleId"]) == DBNull.Value)?0:Convert.ToInt32(row["RoleId"]);
Obj.Name = row["Name"].ToString();
Obj.Permissions = ((row["Permissions"]) == DBNull.Value)?0:Convert.ToInt32(row["Permissions"]);
Obj.Status = ((row["Status"]) == DBNull.Value)?0:Convert.ToInt32(row["Status"]);
Obj.Addtime = ((row["Addtime"]) == DBNull.Value)?Convert.ToDateTime("1900-1-1"):Convert.ToDateTime(row["Addtime"]);
}
else
{
return(null);
}
return(Obj);
}
/// <summary>
/// 向数据表tb_Role更新一条记录。
/// </summary>
/// <param name="_tb_RoleModel">_tb_RoleModel</param>
/// <returns>影响的行数</returns>
public int Update(tb_RoleEntity _tb_RoleModel)
{
string sqlStr = "update tb_Role set [Name]=@Name,[Permissions]=@Permissions,[Status]=@Status,[Addtime]=@Addtime where RoleId=@RoleId";
SqlParameter[] _param =
{
new SqlParameter("@RoleId", SqlDbType.Int),
new SqlParameter("@Name", SqlDbType.VarChar),
new SqlParameter("@Permissions", SqlDbType.Int),
new SqlParameter("@Status", SqlDbType.Int),
new SqlParameter("@Addtime", SqlDbType.DateTime)
};
_param[0].Value = _tb_RoleModel.RoleId;
_param[1].Value = _tb_RoleModel.Name;
_param[2].Value = _tb_RoleModel.Permissions;
_param[3].Value = _tb_RoleModel.Status;
_param[4].Value = _tb_RoleModel.Addtime;
return(SqlHelper.ExecuteNonQuery(WebConfig.ExamRW, CommandType.Text, sqlStr, _param));
}
/// <summary>
/// 向数据库中插入一条新记录。带事务
/// </summary>
/// <param name="sp">事务对象</param>
/// <param name="_tb_RoleModel">tb_Role实体</param>
/// <returns>新插入记录的编号</returns>
public int Insert(SqlTransaction sp, tb_RoleEntity _tb_RoleModel)
{
string sqlStr = "insert into tb_Role([Name],[Permissions],[Status],[Addtime]) values(@Name,@Permissions,@Status,@Addtime) select @@identity";
int res;
SqlParameter[] _param =
{
new SqlParameter("@Name", SqlDbType.VarChar),
new SqlParameter("@Permissions", SqlDbType.Int),
new SqlParameter("@Status", SqlDbType.Int),
new SqlParameter("@Addtime", SqlDbType.DateTime)
};
_param[0].Value = _tb_RoleModel.Name;
_param[1].Value = _tb_RoleModel.Permissions;
_param[2].Value = _tb_RoleModel.Status;
_param[3].Value = _tb_RoleModel.Addtime;
res = Convert.ToInt32(SqlHelper.ExecuteScalar(sp, CommandType.Text, sqlStr, _param));
return(res);
}
/// <summary>
/// 根据ID,返回一个tb_Role对象
/// </summary>
/// <param name="roleId">roleId</param>
/// <returns>tb_Role对象</returns>
public tb_RoleEntity Get_tb_RoleEntity(int roleId)
{
tb_RoleEntity _obj = null;
SqlParameter[] _param =
{
new SqlParameter("@RoleId", SqlDbType.Int)
};
_param[0].Value = roleId;
string sqlStr = "select * from tb_Role with(nolock) where RoleId=@RoleId";
using (SqlDataReader dr = SqlHelper.ExecuteReader(WebConfig.ExamRW, CommandType.Text, sqlStr, _param))
{
while (dr.Read())
{
_obj = Populate_tb_RoleEntity_FromDr(dr);
}
}
return(_obj);
}
public tb_RoleEntity Get_RoleEntityByName(string name)
{
tb_RoleEntity _obj = null;
SqlParameter[] _param =
{
new SqlParameter("@Name", SqlDbType.NVarChar)
};
_param[0].Value = name;
string sqlStr = "select * from tb_Role with(nolock) where name=@Name";
using (SqlDataReader dr = SqlHelper.ExecuteReader(WebConfig.ExamRW, CommandType.Text, sqlStr, _param))
{
while (dr.Read())
{
_obj = Populate_tb_RoleEntity_FromDr(dr);
}
}
return(_obj);
}
public void Update(tb_RoleEntity tb_RoleEntity)
{
tb_Roledal.Update(tb_RoleEntity);
}
public int Insert(tb_RoleEntity tb_RoleEntity)
{
return(tb_Roledal.Insert(tb_RoleEntity));
}
