FIDO U2F Enroll Operation - Android Example

import com.surepassid.fido.u2f.FidoClientListener;
import com.surepassid.fido.u2f.SurePassIdU2f;

public class DemoEnrollActivity extends Activity implements FidoClientListener {
  public static final String SERVER_URL = "https://fidocert.surepassid.com/server.aspx";

  /**
   * Username of the user that is currently signed in.
   */
  private String mUsername = null;

  /**
   * Session token for the user's current login.
   */
  private String mSessionToken = null;

  private SurePassIdU2f mU2f;

  @Override
  protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    initUi();
    mUsername = getIntent().getExtras().getString(EXTRA_USERNAME);
    mSessionToken = getIntent().getExtras().getString(EXTRA_SESSION_TOKEN);
  }

  /**
   * The securityKeyName is optional and can be null.
   * A default name will be assigned by the server.
   */
  void enrollToken(String securityKeyName) {
    if (mU2f == null) {
      mU2f = new SurePassIdU2f(this, this);
    }

    mU2f.enroll(SignInActivity.SERVER_URL, mSessionToken, securityKeyName);
  }

  @Override
  public void onActivityResult(int requestCode, int resultCode, Intent intent) {
    switch (requestCode) {
      case U2fClientIntent.REQUEST_CODE_REGISTER:
        // Forward the result to SurePassIdU2f.onActivityResult
        mU2f.onActivityResult(requestCode, resultCode, intent);
        break;
    }
  }

  /**
   * Called if there not any errors processing the FIDO request. The
   * result indicates thte status of the request.
   */
  @Override
  public void fidoClientResult(Result result){
    switch (result) {
      case SUCCESS:
        handleSuccessfulEnroll();
        break;

      case CANCELED:
        handleClientCanceled();
        break;
    }
  }

  /**
   * Called if there was an error during the U2F Sign Operation.
   *
   * @param errorMessage The error that occurred.
   */
  @Override
  public void fidoClientError(CharSequence errorMessage) {
    // Handle the error message.
    displayMessage(errorMessage);
  }

}