package org.shop.book;



import com.mongodb.*;



import java.util.ArrayList;

import java.util.List;

import java.net.UnknownHostException;



/**

 * Created by IntelliJ IDEA.

 * User: Evgeniy

 * Date: 29.09.12

 * Time: 12:07

 * To change this template use File | Settings | File Templates.

 */

public class BookSession {

    private static final String dbName="BooksDatabases";

    private static final String docName="book";

    private DBCollection bookCollection;

    public void initDB() throws UnknownHostException {

        Mongo mongo=new Mongo();

        DB db=mongo.getDB(this.dbName);

        this.bookCollection=db.getCollection(this.docName);

        if(bookCollection==null){

            bookCollection=db.createCollection(this.docName,null);



        }

    }

    public void createBook(Books book){

        BasicDBObject doc=book.toDBObject();

        bookCollection.insert(doc);

    }

    public List<Books> getBooks(){

        List<Books> books=new ArrayList<Books>();

        DBCursor cursor=bookCollection.find();

        while(cursor.hasNext()){

            DBObject dbo=cursor.next();

            books.add(Books.fromDBObject(dbo));

        }

        return books;

    }



}