adduserserv.java

jsp/servlet/javaBean应用：网上购书系统

package servlet;

import java.io.IOException;
import java.io.PrintWriter;

import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

import bean.UserBean;
import dao.UserDao;

public class AddUserServ extends HttpServlet {

	/**
	 * Constructor of the object.
	 */
	public AddUserServ() {
		super();
	}

	/**
	 * Destruction of the servlet. <br>
	 */
	public void destroy() {
		super.destroy(); // Just puts "destroy" string in log
		// Put your code here
	}

	/**
	 * The doGet method of the servlet. <br>
	 *
	 * This method is called when a form has its tag value method equals to get.
	 * 
	 * @param request the request send by the client to the server
	 * @param response the response send by the server to the client
	 * @throws ServletException if an error occurred
	 * @throws IOException if an error occurred
	 */
	public void doGet(HttpServletRequest request, HttpServletResponse response)
			throws ServletException, IOException {

		response.setContentType("text/html");
		PrintWriter out = response.getWriter();
		request.setCharacterEncoding("GBK");
		
		String name=request.getParameter("loginName");
		String pass=request.getParameter("loginPass");
		
		//System.out.println(name);
		
		UserBean bean=new UserBean();
		bean.setUserName(name);
		bean.setUserPass(pass);
		UserDao dao=new UserDao();
		int i=dao.addUser(bean);
		
		//System.out.println(i);
		
		if(i!=0){
			response.sendRedirect("/E-Book/chJsp/books.jsp");
		}else{
			response.sendRedirect("/E-Book/chJsp/addUser.jsp?str=0");
		}
		out.flush();
		out.close();
	}

	/**
	 * The doPost method of the servlet. <br>
	 *
	 * This method is called when a form has its tag value method equals to post.
	 * 
	 * @param request the request send by the client to the server
	 * @param response the response send by the server to the client
	 * @throws ServletException if an error occurred
	 * @throws IOException if an error occurred
	 */
	public void doPost(HttpServletRequest request, HttpServletResponse response)
			throws ServletException, IOException {

		doGet(request,response);
	}

	/**
	 * Initialization of the servlet. <br>
	 *
	 * @throws ServletException if an error occure
	 */
	public void init() throws ServletException {
		// Put your code here
	}

}