addbookaction.java

网上购书系统

package action;

import javax.servlet.*;
import javax.servlet.http.*;
import java.io.*;
import java.util.*;
import datamanage.po.*;
import datamanage.dao.*;

public class AddBookAction extends HttpServlet {
    private static final String CONTENT_TYPE = "text/html; charset=GBK";

    //Initialize global variables
    public void init() throws ServletException {
    }

    //Process the HTTP Get request
    public void doGet(HttpServletRequest request, HttpServletResponse response) throws
            ServletException, IOException {
        response.setContentType(CONTENT_TYPE);
        PrintWriter out = response.getWriter();
        PoBook pb=new PoBook();
        DaoBook db=new DaoBook();

        String bookName=request.getParameter("bookName");
        String bookAuthor=request.getParameter("bookAuthor");
        String bookPublish=request.getParameter("bookPublish");
        String bookPubDate=request.getParameter("bookPubDate");
        Float bookPrice=Float.parseFloat(request.getParameter("bookPrice"));
        int booknum=Integer.parseInt(request.getParameter("booknum"));
        String bookPath=request.getParameter("bookPath");

        pb.setBookName(bookName);
        pb.setBookAuthor(bookAuthor);
        pb.setBookPublish(bookPublish);
        pb.setBookPubDate(bookPubDate);
        pb.setBookPrice(bookPrice);
        pb.setBookNum(booknum);
        pb.setBookPath(bookPath);

        if (db.addBook(pb)) {
            response.sendRedirect("SelectBooks.jsp");
        } else {
            out.println("<font color=red style='font-size:3cm'>失败  >_< !</font>");
        }
    }

    //Process the HTTP Post request
    public void doPost(HttpServletRequest request, HttpServletResponse response) throws
            ServletException, IOException {
        doGet(request, response);
    }

    //Clean up resources
    public void destroy() {
    }
}