public List<Book> LoadToList()
{
List<Book> books = new List<Book>();
try
{
XDocument document = XDocument.Load(filePath);
var boooks = document.Elements("books").Elements("book");
foreach (XElement e in boooks)
{
Book b = new Book();
b.Title = e.Element("title").Value;
b.Author = e.Element("author").Value;
b.Publiser = e.Element("publisher").Value;
b.Year = int.Parse(e.Element("year").Value);
b.NumberOfPages = int.Parse(e.Element("numberOfPages").Value);
books.Add(b);
}
return books;
}
catch (FileNotFoundException)
{
throw new InvalidDataException("Error while saving");
}
}
static void Main(string[] args)
{
FileRepository frep = new FileRepository();
//XMLRepository xrep = new XMLRepository();
//LINQ2XMLRepository linqrep = new LINQ2XMLRepository();
BookList list = new BookList(frep);
Book b1 = new Book()
{
Author = "Tolstoy",
Title = "War and peace",
Year = 1869,
NumberOfPages = 1274,
Publiser = "Moskva"
};
Book b2 = new Book()
{
Author = "Tolstoy",
Title = "Anna Karenina",
Year = 1877,
NumberOfPages = 723,
Publiser = "Russkii vestnik"
};
list.AddBook(b1);
list.AddBook(b2);
Book b = list.FindBookByTag(x => x.Publiser == "Moskva");
Console.WriteLine(b.ToString());
Console.ReadLine();
}
public List<Book> LoadToList()
{
List<Book> books = new List<Book>();
try
{
using (BinaryReader reader = new BinaryReader(File.OpenRead(filePath)))
{
while (reader.BaseStream.Position < reader.BaseStream.Length)
{
Book b = new Book();
b.Author = reader.ReadString();
b.Title = reader.ReadString();
b.Publiser = reader.ReadString();
b.NumberOfPages = reader.ReadInt32();
b.Year = reader.ReadInt32();
books.Add(b);
}
}
return books;
}
catch (FileNotFoundException)
{
throw new InvalidDataException("File not found");
}
catch (IOException)
{
throw new InvalidOperationException("Cannot load file");
}
}
private static void FillDb() {
using (IFullTextSession s = Search.CreateFullTextSession(sf.OpenSession())) {
using(ITransaction tx = s.BeginTransaction()){
Book b1 = new Book(1,
"Eric Evans",
"Domain-Driven Design: Tackling Complexity in the Heart of Software",
"This book provides a broad framework for making design decisions and a technical vocabulary for discussing domain design. It is a synthesis of widely accepted best practices along with the author's own insights and experiences."
);
s.Save(b1);
Book b2 = new Book(2,
"Pierre Kuate",
"NHibernate in Action",
"In the classic style of Manning's 'In Action' series, NHibernate in Action introduces .NET developers to the NHibernate Object/Relational Mapping tool. As NHibernate is a port of Hibernate from Java to .NET.");
s.Save(b2);
Book b3 = new Book(3,
"John Doe",
"Foo book NHibernate",
"Foo series book");
s.Save(b3);
s.Flush();
tx.Commit();
}
}
}
public void Remove(Book book)
{
if (book == null) throw new ArgumentNullException();
if (Contains(book))
{
List<Book> books = GetAll();
books.Remove(book);
SaveAll(books);
}
else throw new ArgumentException();
}
public List<Book> LoadToList()
{
List<Book> books = new List<Book>();
try
{
using (var reader = XmlReader.Create(filePath))
{
while (reader.Read())
{
Book book = new Book();
//reader.ReadToFollowing("book");
if (!reader.ReadToFollowing("title"))
break;
else
{
book.Title = reader.ReadElementContentAsString();
Console.WriteLine(book.Title);
reader.ReadToFollowing("author");
book.Author = reader.ReadElementContentAsString();
Console.WriteLine(book.Author);
reader.ReadToFollowing("publisher");
book.Publiser = reader.ReadElementContentAsString();
Console.WriteLine(book.Publiser);
reader.ReadToFollowing("year");
book.Year = reader.ReadElementContentAsInt();
Console.WriteLine(book.Year);
reader.ReadToFollowing("numberOfPages");
book.NumberOfPages = reader.ReadElementContentAsInt();
Console.WriteLine(book.NumberOfPages);
books.Add(book);
}
}
}
return books;
}
catch (XmlException)
{
throw new InvalidDataException("Invalid xml document");
}
catch (FileNotFoundException)
{
throw new InvalidDataException("Error while saving");
}
}
public void Save(Book book)
{
if (book == null) throw new ArgumentNullException();
if (File.Exists(path))
{
if (Contains(book)) throw new ArgumentException();
List<Book> books = GetAll();
books.Add(book);
SaveAll(books);
}
else
using (BinaryWriter writer = new BinaryWriter(File.Open(path, FileMode.OpenOrCreate)))
{
writer.Write(book.Author);
writer.Write(book.Title);
writer.Write(book.Genre);
writer.Write(book.YearOfCreating);
}
}
/// <summary>
/// Removes some book from repository (if this book was there)
/// </summary>
/// <param name="book">Some book to remove</param>
public void RemoveBook(Book book)
{
try
{
if (book == null)
throw new ArgumentException("Book is null");
books = repository.LoadToList();
if (!books.Contains(book))
throw new ArgumentException("There is no this book in booklist");
else
{
books.Remove(book);
logger.Info("Book was removed successfully");
repository.LoadToFile(books);
}
}
catch (Exception e)
{
logger.Info(e.Message);
logger.Error(e.StackTrace);
}
}
/// <summary>
/// Adds new book in repository(if it was not there)
/// </summary>
/// <param name="book">Some new book</param>
public void AddBook(Book book)
{
try
{
if (book == null)
throw new ArgumentNullException("Book is null");
books = repository.LoadToList();
if (books.Contains(book))
throw new ArgumentException("Book is already in booklist");
else
{
books.Add(book);
logger.Info("Book was added successfully");
repository.LoadToFile(books);
}
}
catch (Exception e)
{
logger.Info(e.Message);
logger.Error(e.StackTrace);
}
}
private static Book GetBookDetails()
{
Console.Write("Introduzca el identificador del libro: ");
var identifier = Console.ReadLine();
Console.Write("Introduzca el nombre del libro:");
var nombreLibro = Console.ReadLine();
var item = new Book() { ID = identifier, Name = nombreLibro };
return item;
}
/// <summary>
/// Checks if booklist has such book
/// </summary>
/// <param name="book">Book to check</param>
/// <returns>True if book is already in booklist, else false</returns>
private bool Contains(Book book)
{
if (book == null)
throw new ArgumentNullException("Book is null");
foreach (Book b in books)
{
if (b.Equals(book))
return true;
}
return false;
}
/// <summary>
/// Saves or updates a book
/// </summary>
/// <param name="book">A book</param>
public void SaveOrUpdate(Book book)
{
if (book == null) {
throw new ArgumentNullException("book");
}
this.Session.SaveOrUpdate(book);
}
bool Contains (Book book)
{
List<Book> books = GetAll();
return books.Contains(book);
}
