/**
   * Shows <tt>AuthorizationRequestedDialog</tt> for the request with given <tt>id</tt>.
   *
   * @param id request identifier for which new dialog will be displayed.
   */
  public static void showDialog(Long id) {
    Context ctx = JitsiApplication.getGlobalContext();

    Intent showIntent = new Intent(ctx, AuthorizationRequestedDialog.class);

    showIntent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);

    showIntent.putExtra(EXTRA_REQUEST_ID, id);

    ctx.startActivity(showIntent);
  }
  /**
   * Creates new call to given <tt>destination</tt> using selected <tt>provider</tt>.
   *
   * @param context the android context
   * @param destination target callee name.
   * @param provider the provider that will be used to make a call.
   */
  public static void createCall(
      final Context context, final String destination, final ProtocolProviderService provider) {
    if (createCallThread != null) {
      logger.warn("Another call is already being created");
      return;
    } else if (CallManager.getActiveCallsCount() > 0) {
      logger.warn("Another call is in progress");
      return;
    }

    final long dialogId =
        ProgressDialogFragment.showProgressDialog(
            JitsiApplication.getResString(R.string.service_gui_OUTGOING_CALL),
            JitsiApplication.getResString(R.string.service_gui_OUTGOING_CALL_MSG, destination));

    createCallThread =
        new Thread("Create call thread") {
          public void run() {
            try {
              CallManager.createCall(provider, destination);
            } catch (Throwable t) {
              logger.error("Error creating the call: " + t.getMessage(), t);
              AndroidUtils.showAlertDialog(
                  context, context.getString(R.string.service_gui_ERROR), t.getMessage());
            } finally {
              if (DialogActivity.waitForDialogOpened(dialogId)) {
                DialogActivity.closeDialog(JitsiApplication.getGlobalContext(), dialogId);
              } else {
                logger.error("Failed to wait for the dialog: " + dialogId);
              }
              createCallThread = null;
            }
          }
        };

    createCallThread.start();
  }