Java language code example

1. package com.qgproxy;
3. import java.io.ByteArrayOutputStream;
4. import java.io.InputStream;
5. import java.net.Authenticator;
6. import java.net.HttpURLConnection;
7. import java.net.InetSocketAddress;
8. import  java . even _ PasswordAuthentication ;
9. import java.net.Proxy;
10. import java.net.URL;
12. class QGProxyAuthenticator extends Authenticator {
13. private String user, password;
15. public QGProxyAuthenticator(String user, String password) {
16. this.user = user;
17. this.password = password;
18. }
20. protected PasswordAuthentication getPasswordAuthentication() {
21. return new PasswordAuthentication(user, password.toCharArray());
22. }
23. }
25. class QGProxy {
26. public static void main(String args[]) {
27. // If your local jdk version is above Java 8 Update 111, you need to add the following code
28. // System.setProperty("jdk.http.auth.tunneling.disabledSchemes", "false");
29. // System.setProperty("jdk.http.auth.proxying.disabledSchemes", "false");
31. String targetUrl = "https://ip.hahado.cn/api/index?ip=&type=0";
33. String  proxyIp =  "Your proxy IP" ;
34. int  proxyPort =  port number;
35. String  authKey =  "Please change to your Key" ;
36. String  password =  "Please change to your AuthPwd" ;
38. try {
39. URL url = new URL(targetUrl);
41. Authenticator.setDefault(new QGProxyAuthenticator(authKey, password));
42. InetSocketAddress socketAddress = new InetSocketAddress(proxyIp, proxyPort);
43. Proxy proxy = new Proxy(Proxy.Type.HTTP, socketAddress);
45. HttpURLConnection connection = (HttpURLConnection) url.openConnection(proxy);
46. byte[] response = readStream(connection.getInputStream());
47. System.out.println(new String(response));
48. } catch (Exception e) {
49. System.out.println(e.getLocalizedMessage());
50. }
51. }
53. public static byte[] readStream(InputStream inStream) throws Exception {
54. ByteArrayOutputStream outSteam = new ByteArrayOutputStream();
55. byte[] buffer = new byte[1024];
56. int len = -1;
58. while ((len = inStream.read(buffer)) != -1) {
59. outSteam.write(buffer, 0, len);
60. }
61. outSteam.close();
62. inStream.close();
63. return outSteam.toByteArray();
64. }
65. }

Embed the code to use, you can use the tunnel to perform