Java Simulação Post Solicitar Login Maopu Exemplo de compartilhamento

复制代码代码如下:

importar java.io.bufferedReader;

importar java.io.file;

importar java.io.fileOutputStream;

importar java.io.ioException;

importar java.io.inputStream;

importar java.io.inputStreamReader;

importar java.io.OutputStreamWriter;

importar java.net.httpurlConnection;

importar java.net.url;

importar java.util.scanner;

importar java.util.stringTokenizer;

importar org.jsoup.jsoup;

importar org.jsoup.nodes.document;

importar org.jsoup.select.Elements;

classe pública TestPost {

public static void main (string args []) lança ioexception {

Scanner Scanner = New Scanner (System.in);

System.out.println ("请输入用户名 ：:");

String user_name = scanner.next ();

System.out.println ("请输入密码 ：:");

String senha = scanner.Next ();

testpost (user_name, senha, "d: /FileDown2.txt");

testJSoup ();

}

public static void testPost (string user_name, string senha, string outpath) lança ioexception {

String login = "";

Url url = new url ("http://passport.mop.com");

Conexão httpurlConnection = null;

conexão = (httpurlConnection) url.openconnection (); // 建立链接

conexão.SetInstanceFollowDredirects (false);

Connection.SetRequestProperty ("Connection", "Keep-Alive");

Connection.SetRequestProperty ("User-Agent",

"Mozilla/5.0 (Windows NT 6.1; Wow64) Applewebkit/537.36 (Khtml, como Gecko) Chrome/32.0.1700.107 Safari/537.36");

Connection.AddRequestProperty ("Content-Type", "Application/X-Www-Form-Urlencoded; Charset = UTF-8");

Connection.SetDoinput (true);

Connection.SetDoOutput (true);

//connection.disconnect ();

String str = Connection.getheaderfield ("Local"); // 获得重定向的 url 地址

Url newurl = novo url (str);

// String Cookies = getCookies (conexão);

HttpurlConnection Conn = (httpurlConnection) newurl.openconnection ();

Conn.setRequestProperty ("Referente", STR); // Web 服务器表明自己是从哪个 网页/url 获得/点击 当前请求中的网址/url

//conn.setRequestProperty("cookie ", cookies); // biscoito:

Conn.SetRequestProperty ("Connection", "Keep-Alive");

Conn.SetRequestProperty ("User-Agent",

"Mozilla/5.0 (Windows NT 6.1; Wow64) Applewebkit/537.36 (Khtml, como Gecko) Chrome/32.0.1700.107 Safari/537.36");

Conn.SetRequestProperty ("Content-Type", "Application/X-Www-Form-Urlencoded");

Conn.SetDoinput (true);

Conn.SetDoOutput (true);

OutputStreamWriter out = new OutputStreamWriter (Conn.GetOutputStream (), "UTF-8");

login = login+"user_name ="+user_name+"&"+"senha ="+senha;

out.write (login);

out.flush ();

out.Close ();

InputStream inputStream = Conn.getInputStream ();

BUBLEREDREADER LEITOR = NEW BUBLESEDRADER (new InputStreamReader (InputStream, "UTF-8"));

leitor.close ();

// 链接到 PESSOAL 页面

String headername = null;

Stringbuilder mycookies = new stringbuilder ();

//mycookies.append(cookies + ";");

for (int i = 1; (Headername = Conn.GEtheadeRFieldKey (i))! = null; i ++) {

if (headername.equals ("set-cookie")) {

String Cookie = Conn.GEtheaderField (i);

cookie = cookie.substring (0, cookie.indexOF (";"));

String cookiename = cookie.substring (0, cookie.indexof ("="));

CookieValue de cordas = 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 ("Referente", STR);

pconn.setRequestProperty ("cookie", mycookies.toString ());

pconn.connect ();

InputStream inputStream1 = pconn.getInputStream ();

// bufferredreader leitor1 = new buffarreder (new inputStreamReader (inputStream1, "utf-8"));

// string line1 = reader1.readline ();

// while (line1! = null) {

//System.out.println(Line1);

// linha1 = leitor1.readline ();

//}

//reader1.close ();

int chbyte = 0;

FileOutputStream fileout = new FileOutputStream (new File (outpath));

chbyte = inputStream1.read ();

while (chbyte! = -1) {

fileout.write (chbyte);

chbyte = inputStream1.read ();

}

}

String estática privada getcookies (httpurlConnection conn) {

// TODO Method Stub

// StringBuffer Cookies = new StringBuffer ();

StringBuilder Cookies = new StringBuilder ();

String Headname;

for (int i = 1; (headname = conn.getheaderfield (i))! = null; i ++) {

StringTokenizer st = new StringTokenizer (nome da cabeça, ";");

while (St.HasmoreTokens ()) {

Cookies.Append (St.NextToken () + ";");

}

}

retornar cookies.toString ();

}

private static void testjSoup () lança IoException {

// 解析 html 文档

Entrada de arquivo = novo arquivo ("D: /FiledOwn2.txt");

Documento doc = jsoup.parse (entrada, "utf-8");

// para (elemento ele: doc.getElementsbyclass ("zhnc"). select ("ul")) {

// if (! ele.select ("li"). ToString (). Equals ("")) {

// text string = ele.select ("li"). Text ();

// system.out.println ("user_name é:"+text);

//}

//}

Elementos ele = doc.getElementsByClass ("zhnc"). Select ("ul");

if (! Ele.Select ("li"). ToString (). Equals ("")) {

Text string = ele.select ("li"). Text ();

System.out.println ("user_name é:"+text);

}outro{

System.out.println ("登录失败");

}

}

}