用httpclient实现简单的模拟登陆

<%@page import="javax.swing.RepaintManager"%>
<%@ page language="java" contentType="text/html; charset=UTF-8" pageEncoding="UTF-8"%>
<%@ page import="java.net.*" %>
<%@ page import="java.util.*" %>
<%@ page import = "org.apache.http.HttpEntity"%>
<%@ page import = "org.apache.http.HttpResponse"%>
<%@ page import = "org.apache.http.NameValuePair"%>
<%@ page import = "org.apache.http.client.CookieStore"%>
<%@ page import = "org.apache.http.client.HttpClient"%>
<%@ page import = "org.apache.http.client.entity.UrlEncodedFormEntity"%>
<%@ page import = "org.apache.http.client.methods.CloseableHttpResponse"%>
<%@ page import = "org.apache.http.client.methods.HttpGet"%>
<%@ page import = "org.apache.http.client.methods.HttpPost"%>
<%-- <%@ page import = "org.apache.http.cookie.Cookie"%> --%>
<%@ page import = "org.apache.http.impl.client.AbstractHttpClient"%>
<%@ page import = "org.apache.http.impl.client.DefaultHttpClient"%>
<%@ page import = "org.apache.http.message.BasicNameValuePair"%>
<%@ page import = "org.apache.http.util.EntityUtils"%>
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">

<%
   // 编码，解决中文乱码   
  // String str = URLEncoder.encode(request.getParameter("name"),"utf-8");  
   // 设置 name 和 url cookie 
    
          HttpClient httpClient = new DefaultHttpClient();
//        RequestConfig requestConfig = RequestConfig.custom().setCookieSpec(CookieSpecs.STANDARD_STRICT).build();
//      CloseableHttpClient httpClient = HttpClients.custom().setDefaultRequestConfig(requestConfig).build();
 
        HttpPost httppost = new HttpPost("https://tdc.cloudiip.com/http/do.jhtml?router=systemIndexService.doLogin");
        List<NameValuePair> params = new ArrayList<NameValuePair>();
        params.add(new BasicNameValuePair("uuid", "7f0570ab4c704aeca037772b54b5f292"));
        params.add(new BasicNameValuePair("account", "18612222442"));
        params.add(new BasicNameValuePair("password", "abc123"));
        params.add(new BasicNameValuePair("checkcode", "1234"));
        params.add(new BasicNameValuePair("sub", "登录"));
        try {
            httppost.setEntity(new UrlEncodedFormEntity(params));
            httpClient.execute(httppost);
             // 我们这里只是简单的打印出当前Cookie值以判断登录是否成功。
            CookieStore cookieStore = ((AbstractHttpClient) httpClient).getCookieStore();
            List<org.apache.http.cookie.Cookie> cookies = ((AbstractHttpClient) httpClient).getCookieStore().getCookies();
            for (org.apache.http.cookie.Cookie cookiee : cookies){
           
           javax.servlet.http.Cookie  cookie= new javax.servlet.http.Cookie(cookiee.getName(),cookiee.getValue());
           cookie.setDomain(".cloudiip.com");
           cookie.setPath("/");
           cookie.setVersion(cookiee.getVersion());
           cookie.setMaxAge(60*60*24);
           
           // 设置cookie过期时间为24小时。
           //name.setMaxAge(60*60*24); 
           //url.setMaxAge(60*60*24); 
           // 在响应头部添加cookie
           response.addCookie(cookie);
           System.out.println(cookie.getName()+"==="
                   +cookie.getValue()+"==="
                   +cookie.getDomain()+"======"+cookie.getVersion()); 
       }
       response.setStatus(200);
        } catch (Exception e) {
            // TODO Auto-generated catch block
            e.printStackTrace();
        }finally {
            httppost.releaseConnection();
        }
    //从url中获取的重定向地址
    String url = request.getParameter("url");
%>
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
<title>设置 Cookie</title>
</head>
<body>
 <%response.sendRedirect(url);  %>
</body>
</html>
报错：java.lang.IllegalArgumentException: An invalid domain [.cloudiip.com] was specified for this cookie
我用的tomcat 8.5 改成Tomcat 7 就可以了