public static List<Product> GetProducts()
{
// if the directory doesn't exist, create it
if (!Directory.Exists(dir))
Directory.CreateDirectory(dir);
// create the object for the input stream for a binary file
BinaryReader binaryIn =
new BinaryReader(
new FileStream(path, FileMode.OpenOrCreate, FileAccess.Read));
// create the array list
List<Product> products = new List<Product>();
// read the data from the file and store it in the List<Product>
while (binaryIn.PeekChar() != -1)
{
Product product = new Product();
product.Code = binaryIn.ReadString();
product.Description = binaryIn.ReadString();
product.Price = binaryIn.ReadDecimal();
products.Add(product);
}
// close the input stream for the binary file
binaryIn.Close();
return products;
}
public static List<Product> GetProducts()
{
// if the directory doesn't exist, create it
if (!Directory.Exists(dir))
Directory.CreateDirectory(dir);
// create the object for the input stream for a text file
StreamReader textIn =
new StreamReader(
new FileStream(path, FileMode.OpenOrCreate, FileAccess.Read));
// create the list
List<Product> products = new List<Product>();
// read the data from the file and store it in the list
while (textIn.Peek() != -1)
{
string row = textIn.ReadLine();
string[] columns = row.Split('|');
Product product = new Product();
product.Code = columns[0];
product.Description = columns[1];
product.Price = Convert.ToDecimal(columns[2]);
products.Add(product);
}
// close the input stream for the text file
textIn.Close();
return products;
}
private void btnSave_Click(object sender, System.EventArgs e)
{
if (IsValidData())
{
product = new Product(txtCode.Text,
txtDescription.Text, Convert.ToDecimal(txtPrice.Text));
this.Close();
}
}
public static List<Product> GetProducts()
{
// create the list
List<Product> products = new List<Product>();
// create the XmlReaderSettings object
XmlReaderSettings settings = new XmlReaderSettings();
settings.IgnoreWhitespace = true;
settings.IgnoreComments = true;
// create the XmlReader object
XmlReader xmlIn = XmlReader.Create(Path, settings);
// read past all nodes to the first Product node
if (xmlIn.ReadToDescendant("Product"))
{
// create one Product object for each Product node
do
{
Product product = new Product();
xmlIn.ReadStartElement("Product");
product.Code =
xmlIn.ReadElementContentAsString();
product.Description =
xmlIn.ReadElementContentAsString();
product.Price =
xmlIn.ReadElementContentAsDecimal();
products.Add(product);
}
while (xmlIn.ReadToNextSibling("Product"));
}
// close the XmlReader object
xmlIn.Close();
return products;
}
