public ItemDATA GetListItem(string code)
{
SqlCommand command = new SqlCommand();
SqlDataReader reader = null;
SqlConnection connect = null;
ItemDATA data = null;
try
{
#region 1. เชื่อมต่อฐานข้อมูล
connect = this.GetConnection();
command.Connection = connect;
#endregion
#region 2. การยิง query sql
command.CommandType = CommandType.Text;
command.CommandText = " SELECT* FROM [ITEM] where CODE = '" + code + "' ";
#endregion
#region 3. รีเทินผลลัพท์
reader = command.ExecuteReader();
if (reader != null && reader.HasRows)
{
while (reader.Read())
{
data = new ItemDATA();
data.CODE = reader["CODE"].ToString();
data.NAME = reader["NAME"].ToString();
data.PRICE = reader["PRICE"].ToString();
}
}
#endregion
}
catch (Exception ex)
{
string x = ex.Message;
}
finally
{
if ((reader != null) && (!reader.IsClosed))
{
reader = null;
}
if (command != null)
{
command = null;
}
if ((connect != null) && (connect.State == ConnectionState.Open))
{
connect.Close();
connect = null;
}
}
return(data);
}
public string GetItemByCode(string code)
{
XmlSerializer serializer = new XmlSerializer(typeof(ItemDATA), new XmlRootAttribute("Item"));
string xml = "";
ItemDAL dal = new ItemDAL();
ItemDATA data = dal.GetListItem(code);
if (data != null)
{
using (StringWriter stringWriter = new StringWriter())
{
serializer.Serialize(stringWriter, data);
xml = stringWriter.ToString();
}
}
return(xml);
}//GetItemByCode(string code)
public List <ItemDATA> GetListItem()
{
SqlCommand command = new SqlCommand();
SqlDataReader reader = null;
SqlConnection connect = null;
List <ItemDATA> listresult = null;
try
{
#region 1. เชื่อมต่อฐานข้อมูล
connect = this.GetConnection();
command.Connection = connect;
#endregion
#region 2. การยิง query sql
command.CommandType = CommandType.Text;
command.CommandText = " select * from item ";
#endregion
#region 3. รีเทินผลลัพท์
reader = command.ExecuteReader();
if (reader != null && reader.HasRows)
{
listresult = new List <ItemDATA>();
while (reader.Read())
{
ItemDATA data = new ItemDATA();
data.CODE = reader["CODE"].ToString();
data.NAME = reader["NAME"].ToString();
data.PRICE = reader["PRICE"].ToString();
listresult.Add(data);
}
}
#endregion
}
catch (Exception ex)
{
string x = ex.Message;
}
finally
{
if ((reader != null) && (!reader.IsClosed))
{
reader = null;
}
if (command != null)
{
command = null;
}
if ((connect != null) && (connect.State == ConnectionState.Open))
{
connect.Close();
connect = null;
}
}
return(listresult);
}
