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(Java) REST through SOCKS Proxy

Demonstrates how to connect through a SOCKS proxy to make REST API calls.

Chilkat Java Downloads

Java Libs for Windows, Linux, Alpine Linux,
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Java Libs for Android

import com.chilkatsoft.*;

public class ChilkatExample {

  static {
    try {
        System.loadLibrary("chilkat");
    } catch (UnsatisfiedLinkError e) {
      System.err.println("Native code library failed to load.\n" + e);
      System.exit(1);
    }
  }

  public static void main(String argv[])
  {
    //  This example requires the Chilkat API to have been previously unlocked.
    //  See Global Unlock Sample for sample code.

    //  This example connects to a REST server through a SOCKS proxy.
    //  It will connect to the Amazon AWS service for this example.
    CkRest rest = new CkRest();
    CkSocket socket = new CkSocket();

    //  Set the SOCKS proxy domain or IP address, port, and SOCKS version number (4 or 5)
    socket.put_SocksHostname("192.168.1.100");
    socket.put_SocksPort(1080);
    socket.put_SocksVersion(5);
    //  Other properties exist for specifying a SOCKS proxy login and password,
    //  but these are not used in this example.

    //  Connect through the HTTP proxy to the Amazon AWS server for the S3 service.
    boolean bTls = true;
    int port = 443;
    int maxWaitMs = 5000;
    boolean success = socket.Connect("s3.amazonaws.com",port,bTls,maxWaitMs);
    if (success != true) {
        System.out.println("Connect Failure Error Code: " + socket.get_ConnectFailReason());
        System.out.println(socket.lastErrorText());
        return;
    }

    //  Use the proxied TLS connection:
    success = rest.UseConnection(socket,true);
    if (success != true) {
        System.out.println(rest.lastErrorText());
        return;
    }

    //  Provide AWS credentials for the REST call.
    CkAuthAws authAws = new CkAuthAws();
    authAws.put_AccessKey("AWS_ACCESS_KEY");
    authAws.put_SecretKey("AWS_SECRET_KEY");
    authAws.put_ServiceName("s3");
    success = rest.SetAuthAws(authAws);

    //  List all buckets for the account...
    String responseXml = rest.fullRequestNoBody("GET","/");
    if (rest.get_LastMethodSuccess() != true) {
        System.out.println(rest.lastErrorText());
        return;
    }

    CkXml xml = new CkXml();
    success = xml.LoadXml(responseXml);

    //  Show the full XML returned.
    System.out.println(xml.getXml());

    //  Iterate over the buckets, showing each bucket name.
    success = xml.FindChild2("Buckets");
    if (xml.FirstChild2() == true) {
        System.out.println(xml.getChildContent("Name"));
        while ((xml.NextSibling2() == true)) {
            System.out.println(xml.getChildContent("Name"));
        }

    }

    //  Move the internal pointer back to the root node.
    xml.GetRoot2();

  }
}

 

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