Java登陆测试

 1 package test001;
 2 
 3 import java.io.BufferedReader;
 4 import java.io.FileOutputStream;
 5 import java.io.IOException;
 6 import java.io.InputStream;
 7 import java.io.InputStreamReader;
 8 import java.io.OutputStreamWriter;
 9 import java.net.HttpURLConnection;
10 import java.net.URL;
11 
12 import org.apache.commons.io.IOUtils;
13 
14 public class testhttpx {
15     public static void testPost01() throws IOException { 
16         String surl = "http://login.goodjobs.cn/index.php/action/UserLogin";  
17         /** 
18          * 首先要和URL下的URLConnection对话。 URLConnection可以很容易的从URL得到。比如: // Using 
19          * java.net.URL and //java.net.URLConnection 
20          */  
21         URL url = new URL(surl);  
22         HttpURLConnection connection = (HttpURLConnection) url.openConnection();  
23           
24         /** 
25          * 然后把连接设为输出模式。URLConnection通常作为输入来使用,比如下载一个Web页。 
26          * 通过把URLConnection设为输出,你可以把数据向你个Web页传送。下面是如何做: 
27          */  
28         connection.setDoOutput(true);  
29         /** 
30          * 最后,为了得到OutputStream,简单起见,把它约束在Writer并且放入POST信息中,例如: ... 
31          */  
32         OutputStreamWriter out = new OutputStreamWriter(connection  
33                 .getOutputStream(), "GBK");  
34                       //其中的memberName和password也是阅读html代码得知的,即为表单中对应的参数名称  
35         out.write("memberName=myMemberName&password=myPassword"); // post的关键所在!  
36         // remember to clean up  
37         out.flush();  
38         out.close();  
39           
40         // 取得cookie,相当于记录了身份,供下次访问时使用  
41         String cookieVal = connection.getHeaderField("Set-Cookie");  
42         String s = "http://user.goodjobs.cn/dispatcher.php/module/Resume/action/Preview";  
43         //重新打开一个连接  
44                 url = new URL(s);  
45         HttpURLConnection resumeConnection = (HttpURLConnection) url  
46           .openConnection();  
47         if (cookieVal != null) {  
48                         //发送cookie信息上去,以表明自己的身份,否则会被认为没有权限  
49         resumeConnection.setRequestProperty("Cookie", cookieVal);  
50         }  
51         resumeConnection.connect();  
52         InputStream urlStream = resumeConnection.getInputStream();  
53         BufferedReader bufferedReader = new BufferedReader(  
54           new InputStreamReader(urlStream));  
55         String ss = null;  
56         String total = "";  
57         while ((ss = bufferedReader.readLine()) != null) {  
58         total += ss;  
59         }  
60         IOUtils.write(total, new FileOutputStream("d:/index.html"));  
61         bufferedReader.close();          
62     }
63       
64     public static void main(String[] args) throws IOException {   
65   
66         testPost01();   
67   
68     }   
69 }
 1 package test001;
 2 
 3 import java.io.BufferedReader;
 4 import java.io.FileOutputStream;
 5 import java.io.IOException;
 6 import java.io.InputStream;
 7 import java.io.InputStreamReader;
 8 import java.io.OutputStreamWriter;
 9 import java.net.HttpURLConnection;
10 import java.net.URL;
11 
12 import org.apache.commons.io.IOUtils;
13 
14 public class testhttps {
15     public static void testPost02() throws IOException { 
16         String surl = "http://www.dekevin.com/wp-login.php";  
17         /** 
18          * 首先要和URL下的URLConnection对话。 URLConnection可以很容易的从URL得到。比如: // Using 
19          * java.net.URL and //java.net.URLConnection 
20          */  
21         URL url = new URL(surl);  
22         HttpURLConnection connection = (HttpURLConnection) url.openConnection();  
23           
24         /** 
25          * 然后把连接设为输出模式。URLConnection通常作为输入来使用,比如下载一个Web页。 
26          * 通过把URLConnection设为输出,你可以把数据向你个Web页传送。下面是如何做: 
27          */  
28         connection.setDoOutput(true);  
29         /** 
30          * 最后,为了得到OutputStream,简单起见,把它约束在Writer并且放入POST信息中,例如: ... 
31          */  
32         OutputStreamWriter out = new OutputStreamWriter(connection  
33                 .getOutputStream(), "GBK");  
34                       //其中的memberName和password也是阅读html代码得知的,即为表单中对应的参数名称  
35         out.write("log=dekevin&pwd=luowende103807"); // post的关键所在!  
36         // remember to clean up  
37         out.flush();  
38         out.close();  
39           
40         // 取得cookie,相当于记录了身份,供下次访问时使用  
41         String cookieVal = connection.getHeaderField("Set-Cookie");  
42         String s = "http://www.dekevin.com/wp-admin/";  
43         //重新打开一个连接  
44                 url = new URL(s);  
45         HttpURLConnection resumeConnection = (HttpURLConnection) url  
46           .openConnection();  
47         if (cookieVal != null) {  
48                         //发送cookie信息上去,以表明自己的身份,否则会被认为没有权限  
49         resumeConnection.setRequestProperty("Cookie", cookieVal);  
50         }  
51         resumeConnection.connect();  
52         InputStream urlStream = resumeConnection.getInputStream();  
53         BufferedReader bufferedReader = new BufferedReader(  
54           new InputStreamReader(urlStream));  
55         String ss = null;  
56         String total = "";  
57         while ((ss = bufferedReader.readLine()) != null) {  
58         total += ss;  
59         }  
60         IOUtils.write(total, new FileOutputStream("d:/index.html"));  
61         bufferedReader.close();          
62     }
63       
64     public static void main(String[] args) throws IOException {   
65   
66         testPost02();   
67   
68     }   
69 
70 }
原文地址:https://www.cnblogs.com/dekevin/p/3581413.html