private CarSale OurCarSale()
{
CarSale cs = new CarSale();
if (checkBoxBody.Checked)
{
cs.Body = comboBoxBody.SelectedItem.ToString();
}
if (checkBoxBrand.Checked)
{
cs.Brand = comboBoxBrand.SelectedItem.ToString();
}
if (checkBoxModel.Checked)
{
cs.Model = comboBoxModel.SelectedItem.ToString();
}
if (checkBoxRegion.Checked)
{
cs.Region = comboBoxRegion.SelectedItem.ToString();
}
if (checkBoxYear.Checked)
{
cs.Year = comboBoxYear.SelectedItem.ToString();
}
if (checkBoxPrice.Checked)
{
cs.Price = comboBoxPrice.SelectedItem.ToString();
}
return(cs);
}
private void searchButton_Click(object sender, EventArgs e)
{
rtb.Clear();
CarSale carSale = OurCarSale();
IStrategy CurrentStrategy;
if (LINQradioButton.Checked)
{
CurrentStrategy = new Linq(path);
final = CurrentStrategy.Algorithm(carSale, path);
Output(final);
}
else if (DOMradioButton.Checked)
{
CurrentStrategy = new Dom(path);
final = CurrentStrategy.Algorithm(carSale, path);
Output(final);
}
else if (SAXradioButton.Checked)
{
CurrentStrategy = new Sax();
final = CurrentStrategy.Algorithm(carSale, path);
Output(final);
}
}
public List <CarSale> Algorithm(CarSale carSale, string path)
{
List <XElement> result = (from val in doc.Descendants("Car")
where
((carSale.Body == null || carSale.Body == val.Attribute("Body").Value) &&
(carSale.Brand == null || carSale.Brand == val.Attribute("Brand").Value) &&
(carSale.Model == null || carSale.Model == val.Attribute("Model").Value) &&
(carSale.Region == null || carSale.Region == val.Attribute("Region").Value) &&
(carSale.Year == null || isYearRange(val.Attribute("Year").Value, carSale.Year)) &&
(carSale.Price == null || isPriceRange(val.Attribute("Price").Value, carSale.Price)))
select val).ToList();
foreach (XElement obj in result)
{
CarSale carSale1 = new CarSale();
carSale1.Body = obj.Attribute("Body").Value;
carSale1.Brand = obj.Attribute("Brand").Value;
carSale1.Model = obj.Attribute("Model").Value;
carSale1.Region = obj.Attribute("Region").Value;
carSale1.Year = obj.Attribute("Year").Value;
carSale1.Price = obj.Attribute("Price").Value;
info.Add(carSale1);
}
return(info);
}
public bool Comparing(CarSale carSale)
{
if ((this.Body == carSale.Body) &&
(this.Brand == carSale.Brand) &&
(this.Model == carSale.Model) &&
(this.Region == carSale.Region) &&
(this.Year == carSale.Year) &&
(this.Price == carSale.Price))
{
return(true);
}
else
{
return(false);
}
}
public List <CarSale> Algorithm(CarSale carSale, string path)
{
List <CarSale> AllResults = new List <CarSale>();
var xmlReader = new XmlTextReader(path);
while (xmlReader.Read())
{
if (xmlReader.HasAttributes)
{
while (xmlReader.MoveToNextAttribute())
{
string Body = "";
string Brand = "";
string Model = "";
string Region = "";
string Year = "";
string Price = "";
if (xmlReader.Name.Equals("Body") && (xmlReader.Value.Equals(carSale.Body) || carSale.Body == null))
{
Body = xmlReader.Value;
xmlReader.MoveToNextAttribute();
if (xmlReader.Name.Equals("Brand") && (xmlReader.Value.Equals(carSale.Brand) || carSale.Brand == null))
{
Brand = xmlReader.Value;
xmlReader.MoveToNextAttribute();
if (xmlReader.Name.Equals("Model") && (xmlReader.Value.Equals(carSale.Model) || carSale.Model == null))
{
Model = xmlReader.Value;
xmlReader.MoveToNextAttribute();
if (xmlReader.Name.Equals("Region") && (xmlReader.Value.Equals(carSale.Region) || carSale.Region == null))
{
Region = xmlReader.Value;
xmlReader.MoveToNextAttribute();
if (xmlReader.Name.Equals("Year") && (isYearRange(xmlReader.Value, carSale.Year) || carSale.Year == null))
{
Year = xmlReader.Value;
xmlReader.MoveToNextAttribute();
if (xmlReader.Name.Equals("Price") && (isPriceRange(xmlReader.Value, carSale.Price) || carSale.Price == null))
{
Price = xmlReader.Value;
}
}
}
}
}
}
if (Body != "" && Brand != "" && Model != "" && Region != "" && Year != "" && Price != "")
{
CarSale carSale1 = new CarSale();
carSale1.Body = Body;
carSale1.Brand = Brand;
carSale1.Model = Model;
carSale1.Region = Region;
carSale1.Year = Year;
carSale1.Price = Price;
AllResults.Add(carSale1);
}
}
}
}
xmlReader.Close();
return(AllResults);
}
public List <CarSale> Algorithm(CarSale parametrs, string path)
{
return(Alg.Algorithm(parametrs, path));
}
public List <CarSale> Algorithm(CarSale carSale, string path)
{
List <CarSale> res = new List <CarSale>();
XmlNode node = doc.DocumentElement;
foreach (XmlNode nod in node.ChildNodes)
{
string Body = "";
string Brand = "";
string Model = "";
string Region = "";
string Year = "";
string Price = "";
foreach (XmlAttribute attribute in nod.Attributes)
{
if (attribute.Name.Equals("Body") && (attribute.Value.Equals(carSale.Body) || carSale.Body == null))
{
Body = attribute.Value;
}
if (attribute.Name.Equals("Brand") && (attribute.Value.Equals(carSale.Brand) || carSale.Brand == null))
{
Brand = attribute.Value;
}
if (attribute.Name.Equals("Model") && (attribute.Value.Equals(carSale.Model) || carSale.Model == null))
{
Model = attribute.Value;
}
if (attribute.Name.Equals("Region") && (attribute.Value.Equals(carSale.Region) || carSale.Region == null))
{
Region = attribute.Value;
}
if (attribute.Name.Equals("Year") && (isYearRange(attribute.Value, carSale.Year) || carSale.Year == null))
{
Year = attribute.Value;
}
if (attribute.Name.Equals("Price") && (isPriceRange(attribute.Value, carSale.Price) || carSale.Price == null))
{
Price = attribute.Value;
}
}
if (Body != "" && Brand != "" && Model != "" && Region != "" && Year != "" && Price != "")
{
CarSale carSale1 = new CarSale();
carSale1.Body = Body;
carSale1.Brand = Brand;
carSale1.Model = Model;
carSale1.Region = Region;
carSale1.Year = Year;
carSale1.Price = Price;
res.Add(carSale1);
}
}
return(res);
}
