Package edu.pdx.cs410J.di

Class BookDatabase

java.lang.Object

edu.pdx.cs410J.di.JaxbDatabase

edu.pdx.cs410J.di.BookDatabase

All Implemented Interfaces:

BookInventory

public class BookDatabase
extends JaxbDatabase
implements BookInventory

An implementation of BookInventory that stores a database of books in a flat file

Constructor Summary

Constructors

Constructor	Description
BookDatabase(File directory)	Creates a new database of books stored in a file named "books.xml"
BookDatabase(File directory, String fileName)	Creates a new database of books.

Method Summary

Modifier and Type	Method	Description
void	add(Book... books)	Adds some books to the inventory
Set<Book>	getBooks()	Returns all of the books in this inventory
int	getCopies(Book book)	Returns the number of copies of the given book in the inventory
void	remove(Book book)	Removes a book from the inventory

Methods inherited from class edu.pdx.cs410J.di.JaxbDatabase

getDatabaseFile, readFile, writeXml

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Details

BookDatabase

@Inject
public BookDatabase(@DataDirectory
 File directory)
             throws jakarta.xml.bind.JAXBException,
IOException

Creates a new database of books stored in a file named "books.xml"

Parameters:

directory - The directory in which the data file will reside

Throws:

IOException - If the data file cannot be created

jakarta.xml.bind.JAXBException - If we cannot create the XML context

BookDatabase

BookDatabase(File directory,
 String fileName)
      throws IOException,
jakarta.xml.bind.JAXBException

Creates a new database of books. This method is package-protected for testing purposes.

Parameters:

directory - The directory in which the data file will reside

fileName - The name of the file to store the book inventory

Throws:

IOException - If the data file cannot be created

jakarta.xml.bind.JAXBException - If we cannot create the XML context

Method Details

remove

public void remove(Book book)

Description copied from interface: BookInventory

Removes a book from the inventory

Specified by:

remove in interface BookInventory

Parameters:

book - The book to remove

add

public void add(Book... books)

Description copied from interface: BookInventory

Adds some books to the inventory

Specified by:

add in interface BookInventory

Parameters:

books - A bunch of bookx

getCopies

public int getCopies(Book book)

Description copied from interface: BookInventory

Returns the number of copies of the given book in the inventory

Specified by:

getCopies in interface BookInventory

Parameters:

book - The book of interest

Returns:

the number of copies of book

getBooks

public Set<Book> getBooks()

Description copied from interface: BookInventory

Returns all of the books in this inventory

Specified by:

getBooks in interface BookInventory

Returns:

all of the books in this inventory