public void run() {
        if (isListenersCorrect()) {
            if (isNeedToAskPermissions()) {
                checkPermissions();
            } else {
                successListener.run();
            }
        } else {
            throw new RuntimeException("OnPermissionSuccessListener or OnPermissionFailureListener or OnPermissionNewerAskAgainListener not implemented. Use methods: onSuccess, onFailure and onNewerAskAgain");
        }
    }

    @RequiresApi(api = Build.VERSION_CODES.M)
    private void checkPermissions() {
        final String[] permissionsForRequest = getPermissionsForRequest();
        if (permissionsForRequest.length > 0) {
            activity.requestPermissions(permissionsForRequest, PERMISSION_REQUEST_CODE);
        } else {
            successListener.run();
        }
    }

     public void onRequestPermissionsResult(int requestCode, String[] permissions, int[] grantResults) {
        if (requestCode == PERMISSION_REQUEST_CODE) {
            for (String permission : permissions) {
                if (isNeedToAskPermissions()) {
                    if (isPermissionNotGranted(permission)) {
                        if (isNeverAskAgain(permission)) {
                            neverAskAgainListener.run();
                        } else {
                            failureListener.run();
                        }
                        return;
                    }
                }
            }
        }
        successListener.run();
    }

     public void unsubscribe() {
        activity = null;
        if (failureListener != null) {
            failureListener = null;
        }
        if (successListener != null) {
            successListener = null;
        }
        if (neverAskAgainListener != null) {
            neverAskAgainListener = null;
        }
    }