Configure AWS Signature Authentication for REST

See more REST Examples

Demonstrates Rest.SetAuthAws, which associates an AuthAws provider so Chilkat signs each request using AWS Signature Version 4. The provider supplies the access key, secret key, region, and service name.

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[])
  {
    boolean success = false;

    CkRest rest = new CkRest();
    boolean bTls = true;
    boolean bAutoReconnect = true;
    success = rest.Connect("example.com",443,bTls,bAutoReconnect);
    if (success == false) {
        System.out.println(rest.lastErrorText());
        return;
        }

    //  Configure AWS Signature Version 4 request signing.  Provide the access key, secret key, region,
    //  and service name.
    CkAuthAws authAws = new CkAuthAws();
    //  Normally you would not hard-code secrets in source.  You should instead obtain them from an
    //  interactive prompt, environment variable, or a secrets vault.
    authAws.put_AccessKey("AWS_ACCESS_KEY");
    authAws.put_SecretKey("AWS_SECRET_KEY");
    authAws.put_Region("us-east-1");
    authAws.put_ServiceName("s3");

    //  Associate the provider so Chilkat signs each request according to AWS requirements.
    success = rest.SetAuthAws(authAws);
    if (success == false) {
        System.out.println(rest.lastErrorText());
        return;
        }

    String responseText = rest.fullRequestNoBody("GET","/");
    if (rest.get_LastMethodSuccess() == false) {
        System.out.println(rest.lastErrorText());
        return;
        }

    System.out.println(responseText);
  }
}