<%@ page language="java" contentType="text/html; charset=UTF-8"	pageEncoding="UTF-8"%><%@taglib prefix="c" uri="http://java.sun.com/jsp/jstl/core"%>   
   员工添加  rel="stylesheet" type="text/css" href="css/bootstrap.css"	media="all">    rel="stylesheet" type="text/css" href="css/css.css" media="all">         	   	   	   	  
     
   		    
    			     
     				      				      				      
      					       					       
       身份证号 添加 取消 				       			      
      		     
     	    
    	    	    package com.tiger.controller;import java.io.*;import javax.servlet.*;import javax.servlet.annotation.*;import javax.servlet.http.*;import com.tiger.bean.*;import com.tiger.service.*;import com.tiger.service.impl.*;/** * 接受ajax提交url的服务器 * @author tiger * @time 2017年9月28日 */@WebServlet(name="CardController",urlPatterns= {"/emp_card"})public class CardController extends HttpServlet {	private static final long serialVersionUID = 1L;	EmployeeService empService = new EmployeeServiceImpl();	public CardController2() {  }	protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {		request.setCharacterEncoding("UTF-8");		response.setContentType("text/html;charset=UTF-8");		String uri=request.getRequestURI();		String action=uri.substring(uri.lastIndexOf("/")+1, uri.length());		if("emp_card".equals(action)){			Employee emp= card(request);			if (emp !=null) {				response.getWriter().write("此身份证号已存在!");			}		}	}	protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {		doGet(request, response);	}		private Employee card(HttpServletRequest request){		//获取前台输入的信息		String card = request.getParameter("card_code");		return empService.findEmployeeByCard(card);	}}function showHint(str){  if (str.length === 0)    {     document.getElementById("txtHint").innerHTML="";    return;    }  xmlHttp=GetXmlHttpObject()    if (xmlHttp === null)    {    alert ("您的浏览器不支持AJAX！");    return;    }var url="emp_card";url=url+"?card_code="+str;url=url+"&sid="+Math.random();xmlHttp.onreadystatechange=stateChanged;xmlHttp.open("GET",url,true);xmlHttp.send(null);}function GetXmlHttpObject(){  var xmlHttp=null;  try    {    // Firefox, Opera 8.0+, Safari    xmlHttp=new XMLHttpRequest();    }  catch (e)    {    // Internet Explorer    try      {      xmlHttp=new ActiveXObject("Msxml2.XMLHTTP");      }    catch (e)      {      xmlHttp=new ActiveXObject("Microsoft.XMLHTTP");      }    }  return xmlHttp;}function stateChanged() {   if (xmlHttp.readyState==4)  {   document.getElementById("txtHint").innerHTML=xmlHttp.responseText;  }}