(Java) Generate OAuth 1.0 Signature

Demonstrates how to generate an OAuth 1.0 signature.

Chilkat Java Downloads Java Libs for Windows, MacOS, Linux, Alpine Linux, Solaris 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[])
  {
    CkOAuth1 oauth = new CkOAuth1();

    // All Chilkat classes can be unlocked at once at the beginning of a program
    // by calling UnlockBundle.  It requires a Bundle unlock code.
    CkGlobal chilkatGlob = new CkGlobal();
    boolean success = chilkatGlob.UnlockBundle("Anything for 30-day trial.");
    if (success != true) {
        System.out.println(chilkatGlob.lastErrorText());
        return;
        }

    // Set input parameters:
    oauth.put_OauthVersion("1.0");
    oauth.put_OauthMethod("GET");
    oauth.put_OauthUrl("http://echo.lab.madgex.com/echo.ashx");
    oauth.put_ConsumerKey("key");
    oauth.put_ConsumerSecret("secret");
    oauth.put_Token("accesskey");
    oauth.put_TokenSecret("accesssecret");
    oauth.put_Nonce("01020304050607080102030405060708");
    oauth.put_Timestamp("1441659763");
    // Can be "HMAC-SHA1", "HMAC-SHA256", "RSA-SHA1", or "RSA-SHA2"
    oauth.put_SignatureMethod("HMAC-SHA256");

    success = oauth.Generate();
    if (success != true) {
        System.out.println(oauth.lastErrorText());
        return;
        }

    // Examine the various outputs:

    System.out.println(oauth.queryString());
    System.out.println(oauth.baseString());
    System.out.println(oauth.hmacKey());
    System.out.println(oauth.signature());
    System.out.println(oauth.encodedSignature());
    System.out.println(oauth.authorizationHeader());
    System.out.println(oauth.generatedUrl());
  }
}