regist.java

用javaBean+serlvet+jsp生成的MVC模式登陆与注册页面

package servlet;

import java.io.IOException;
import javaBean.Md5;
import javaBean.SQL_User;
import javaBean.User;

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

public class Regist extends HttpServlet {

	/**
	 * Constructor of the object.
	 */
	public Regist() {
		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 {

		this.doPost(request, response);
	}

	/**
	 * 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 {

		request.setCharacterEncoding("utf-8");
		response.setCharacterEncoding("utf-8");
		String username = request.getParameter("username");
		String password0 = request.getParameter("password");
		String password_conf = request.getParameter("password_conf");
		String email = request.getParameter("email");
		String realname = request.getParameter("realname");
		String sex = request.getParameter("sex");
		String question = request.getParameter("question");
		String answer = request.getParameter("answer");
		String phone = request.getParameter("phone");
		String[] temp = request.getParameterValues("hobbies");

		String intro = request.getParameter("intro");
		String random = request.getParameter("random");
		String rand = (String) request.getSession().getAttribute("rand");// 涓