package mybatis;

import java.io.IOException;
import java.io.InputStream;
import java.util.List;

import org.apache.ibatis.io.Resources;
import org.apache.ibatis.session.SqlSession;
import org.apache.ibatis.session.SqlSessionFactory;
import org.apache.ibatis.session.SqlSessionFactoryBuilder;

import
 
 com.cm.dao.BookDAO;
import com.cm.entity.Book;


public class BookDAOTest {

	public static void main(String[] args) throws IOException {
	  
	  String resource = "mybatis-config.xml";
	  //使用mybatis的Resource類解析xml配置檔案並將其轉換成輸入流
      InputStream inputStream = Resources.getResourceAsStream(resource);
      //sqlSessionFactoryBuilder根據輸入流構建sqlSessionFactory
 

      SqlSessionFactory sqlSessionFactory = new SqlSessionFactoryBuilder().build(inputStream);
      //sqlSession構建sqlSession
      SqlSession sqlSession = sqlSessionFactory.openSession();
      try {
      	 //sqlSession根據mapper.xml得到對應的dao介面的實現類
         BookDAO bookDAO = sqlSession.getMapper(BookDAO.
 
class);
         //開始使用dao介面來操作資料庫
         List<Book> books = bookDAO.getAllBooks();
         for (Book book : books) {
			System.out.println(book);
		}
      } finally {
      	 //用完後釋放sqlSession
         sqlSession.close();
      }
	}

}