isPermissionGranted basic example

isPermissionGranted.java

public boolean isPermissionGranted()
    {
        boolean res = false;
        if (ContextCompat.checkSelfPermission(this, Manifest.permission.CAMERA) == PackageManager.PERMISSION_GRANTED
        && ContextCompat.checkSelfPermission(this, Manifest.permission.WRITE_EXTERNAL_STORAGE) == PackageManager.PERMISSION_GRANTED
        && ContextCompat.checkSelfPermission(this, Manifest.permission.READ_EXTERNAL_STORAGE) == PackageManager.PERMISSION_GRANTED
        /*&& ContextCompat.checkSelfPermission(this, Manifest.permission.RECORD_AUDIO) == PackageManager.PERMISSION_GRANTED*/)
        {
            res = true;
        }
        // Else ask for permission
        else
        {
            ActivityCompat.requestPermissions(this,
                    new String[]{
                            Manifest.permission.CAMERA,
                            Manifest.permission.WRITE_EXTERNAL_STORAGE,
                            Manifest.permission.READ_EXTERNAL_STORAGE,
                            /*Manifest.permission.RECORD_AUDIO*/},
                    0);

        }



        return res;
    }