复制代码代码如下：
导入java.io..bufferedreader;
导入java.io.file;
导入java.io.io.fileoutputstream;
导入java.io.ioexception;
导入java.io.inputstream;
导入java.io.io.inputStreamReader;
导入java.io.OutputStreamWriter;
导入java.net.httpurlConnection;
导入java.net.url;
导入Java.util.Scanner;
导入Java.util.StringTokenizer;
导入org.jsoup.jsoup;
导入org.jsoup.nodes.document;
导入org.jsoup.select.elements;
公共类测试杆{
公共静态void main（string args []）抛出ioexception {
扫描仪扫描仪=新扫描仪（System.in）;
system.out.println（“：”）;
字符串user_name = scanner.next（）;
system.out.println（“：”）;
字符串密码= scanner.next（）;
testpost（user_name，密码，“ d：/filedown2.txt”）;
testjsoup（）;
}
public static void testpost（字符串user_name，字符串密码，字符串孔径）抛出ioexception {
字符串登录=“”;
url url = new URL（“ http://passport.mop.com”）;
httpurlconnection连接= null;
连接=（httpurlConnection）url.openconnection（）; //建立链接
Connection.setInstanceFollocredirects（false）;
Connection.setRequestProperty（“连接”，“ keep-alive”）;
Connection.setRequestProperty（“用户代理”，
“ Mozilla/5.0（Windows NT 6.1; WOW64）AppleWebkit/537.36（Khtml，像Gecko一样）Chrome/32.0.1700.107 Safari/537.36）;
connection.addrequestProperty（“ content-type”，“应用程序/x-www-form-urlencoded; charset = utf-8”）;
Connection.setDoInput（true）;
connection.setDoOutput（true）;
//connection.disconnect（）;
string str = connection.getheaderfield（“位置”）; //获得重定向的url地址
url newurl = new url（str）;
//字符串cookies = getCookies（连接）;
httpurlconnection conn =（httpurlConnection）newurl.openconnection（）;
conn.setRequestProperty（“推荐人”，str）; //浏览器向web服务器表明自己是从哪个/url获得/点击/url/url
//conn.setrequestproperty（“cookie”，cookie）; //发送设置cookie：：
conn.setRequestProperty（“连接”，“ keep-alive”）;
conn.setRequestProperty（“用户代理”，
“ Mozilla/5.0（Windows NT 6.1; WOW64）AppleWebkit/537.36（Khtml，像Gecko一样）Chrome/32.0.1700.107 Safari/537.36）;
conn.setRequestProperty（“ content-type”，“应用程序/x-www-form-urlencoded”）;
conn.setDoInput（true）;
conn.setDoOutput（true）;
outputStreamWriter out = new UppotStreamWriter（conn.getOutputStream（），“ utf-8”）;
登录=登录+“ user_name =”+user_name+“＆”+“ password =”+密码;
out.write（login）;
out.flush（）;
out.close（）;
InputStream InputStream = Conn.getInputStream（）;
BufferedReader Reader = new BufferedReader（new InputStreamReader（InputStream，“ UTF-8”））;
reader.close（）;
//个人页面
字符串标题= null;
StringBuilder mycookies = new StringBuilder（）;
//mycookies.append(cookies +“;”）;
for（int i = 1;（headername = conn.getheaderfieldkey（i））！= null; i ++）{
if（headername.equals（“ set-cookie”））{
字符串cookie = conn.getheaderfield（i）;
cookie = cookie.substring（0，cookie.indexof（“;”））;
字符串cookiename = cookie.substring（0，cookie.indexof（“ =”））;
字符串cookievalue = cookie.substring（cookie.indexof（“ =”） + 1，cookie.length（））;
mycookies.append（cookiename +“ =”）;
mycookies.append（cookievalue +“;”）;
}
}
url purl = new url（“ http://passport.mop.com/personal”）;
httpurlconnection pconn =（httpurlConnection）purl.openconnection（）;
pconn.setRequestProperty（“推荐人”，str）;
pconn.setRequestProperty（“ cookie”，mycookies.tostring（））;
pconn.connect（）;
InputStream InputStream1 = pconn.getInputStream（）;
// BufferedReader Reader1 = new BufferedReader（new InputStreamReader（InputStream1，“ utf-8”）））;
//字符串line1 = reader1.readline（）;
// while（line1！= null）{
//system.out.println(line1）;
// line1 = reader1.readline（）;
//}
//reader1.close（）;
int chbyte = 0;
fileOutputStream fileout = new fileOutputStream（new File（eTPATH））;
chbyte = inputstream1.read（）;
while（chbyte！= -1）{
fileout.write（chbyte）;
chbyte = inputstream1.read（）;
}
}
私有静态字符串getCookies（httpurlconnection conn）{
// TODO自动生成的方法存根
// StringBuffer cookies = new StringBuffer（）;
StringBuilder cookies = new StringBuilder（）;
字符串头名;
for（int i = 1;（headName = conn.getheaderfield（i））！= null; i ++）{
StringTokenizer st = new StringTokenizer（头名，“;”）;
而（St.Hasmoretokens（））{
cookies.append（st.nexttoken（） +“;”）;
}
}
返回cookies.tostring（）;
}
私有静态void testjsoup（）抛出ioexception {
//解析html文档
文件输入=新文件（“ d：/filedown2.txt”）;
文档doc = jsoup.parse（输入，“ utf-8”）;
// for（eleme ele：doc.getelementsbyclass（“ zhnc”）。选择（“ ul”））{
// if（！ele.select（“ li”）。
//字符串text = ele.Select（“ li”）。text（）;
// system.out.println（“ user_name is：”+text）;
//}
//}
Elements Ele = Doc.GetElementsByClass（“ ZHNC”）。选择（“ UL”）;
如果（！ele.Select（“ li”）。
字符串text = ele.Select（“ li”）。text（）;
system.out.println（“ user_name is：”+text）;
}别的{
system.out.println（“登录失败”）;
}
}
}