modifypwd.java

C语言小型分析器实验报告1） 待分析的简化C语言的词法说明； 2） 单词符号的种别编码方案； 3） 所识别的各类单词符号的正规式或状态转换图； 4） 待分析的简化C语言的语法规则说明； 5）

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 javax.servlet.http.HttpSession;

import dao.ModifyPwdDao;
import dao.UserDao;

public class ModifyPwd extends HttpServlet {
	
	protected void doGet(HttpServletRequest request, HttpServletResponse response)
			throws ServletException, IOException {
		System.out.println("------------ModifyPwd----------------");
		response.setCharacterEncoding("utf-8");
		HttpSession session = request.getSession();
		PrintWriter out = response.getWriter();
		UserDao usr = (UserDao) session.getAttribute("usr");
		if(null == usr)
		{
			return;
		}
		String account = usr.getAccount();
		String oldpwd = request.getParameter("oldpwd") == null?"":request.getParameter("oldpwd").trim();
		String newpwd1 = request.getParameter("newpwd1") == null?"":request.getParameter("newpwd1").trim();
		String newpwd2 = request.getParameter("newpwd2") == null?"":request.getParameter("newpwd2").trim();
		if(oldpwd.length()==0 || newpwd1.length()==0 || newpwd1.length() == 0){
			return;
		}
		if(!newpwd1.equals(newpwd2)){
			out.print("涓ゆ