/// <summary>
///
/// </summary>
/// <param name="p"></param>
/// <param name="writer"></param>
private static void AddDocumentToIndex(Product p, IndexWriter writer)
{
Document doc = new Document();
doc.Add(new Field("Name",
p.Name,
Field.Store.YES,
Field.Index.ANALYZED,
Lucene.Net.Documents.Field.TermVector.YES
)
);
doc.Add(new Field("Origin",
p.Origin.ToString(),
Field.Store.YES,
Field.Index.ANALYZED,
Lucene.Net.Documents.Field.TermVector.YES
)
);
doc.Add(new Field("Price",
p.Price.ToString(),
Field.Store.YES,
Field.Index.ANALYZED,
Lucene.Net.Documents.Field.TermVector.YES
)
);
writer.AddDocument(doc);
}
public void ReadTransactionsFromFile(StreamReader filepath)
{
string productOrigin;
string productName, productType = string.Empty;
int numberOfProducts = 0;
double productPrice = 0.0;
string line;
bool lastItem = false;
StringBuilder productFullName = new StringBuilder();
//C:\Users\vbhujan\Documents\ProductsInput3.txt
//1 imported box of biscuits at 10.00
//1 imported bottle of perfume at 47.50
try
{
while ((line = filepath.ReadLine()) != null)
{
Product product = new Product();
List<string> productLine = line.Split(null).ToList();
productOrigin = "Local";
numberOfProducts = int.Parse(productLine[0]);
productLine.Remove(productLine[0]);
for (int i = 0; i < productLine.Count; i++)
{
if (productLine[i].Equals("imported"))
{
productOrigin = "Imported";
}
else if (lastItem == true)
{
productPrice = Convert.ToDouble(productLine[i]);
}
else if (!productLine[i].Equals("at") && !productLine[i].Equals("imported"))
{
productFullName.Append(productLine[i] + " ");
}
else if (productLine[i].Equals("at"))
{
lastItem = true;
}
}
productName = productFullName.ToString();
productFullName.Clear();
if (productName.Contains("book"))
{
productType = "Book";
}
else if (productName.Contains("biscuit"))
{
productType = "Food";
}
else if (productName.Contains("pills"))
{
productType = "Medical";
}
else
{
productType = "Normal";
}
product.Name = productName;
product.Origin = productOrigin;
product.Price = productPrice;
product.Type = productType;
product.NumberOfProducts = numberOfProducts;
numberOfProducts = 0;
productName = string.Empty;
productOrigin = string.Empty;
productPrice = 0.0;
productType = string.Empty;
lastItem = false;
products.Add(product);
}
notifyAllObservers();
}
catch (Exception e)
{
Console.WriteLine("Exception: " + e.Message);
Console.ReadLine();
}
}
internal void ReadTransactionsFromConsole()
{
string productName, productOrigin = "";
string productType = "";
int numberOfProducts = 0;
double productPrice = 0.0;
Console.WriteLine("Enter number of Products to be processed: ");
numberOfProducts = Int32.Parse(Console.ReadLine());
for (int i = 0; i < numberOfProducts; i++)
{
Product product = new Product();
Console.WriteLine("Enter Product Name: ");
productName = Console.ReadLine();
product.Name = productName;
Console.WriteLine("Enter Product Price: ");
productPrice = Convert.ToDouble(Console.ReadLine());
product.Price = productPrice;
Console.WriteLine("Enter Product Type: ");
productType = Console.ReadLine();
product.Type = productType;
Console.WriteLine("Enter Product Origin: ");
productOrigin = Console.ReadLine();
product.Origin = productOrigin;
products.Add(product);
notifyAllObservers();
}
}
