gistfile1.txt

use rxPermissions
https://stackoverflow.com/questions/32854169/does-checking-the-never-ask-again-box-when-asking-for-a-runtime-permission-disab


final String[] objects = new String[]{Manifest.permission.READ_PHONE_STATE, Manifest.permission.WRITE_EXTERNAL_STORAGE, Manifest.permission.READ_EXTERNAL_STORAGE, Manifest.permission.ACCESS_FINE_LOCATION, Manifest.permission.ACCESS_COARSE_LOCATION};



        findViewById(R.id.enableCamera).setOnClickListener(
                view -> rxPermissions
                .requestEach(
                        objects
                )
                .subscribe(permission -> { // will emit 2 Permission objects

                    if (permission.granted) {
                        // `permission.name` is granted !
                        Log.d(TAG, System.currentTimeMillis()+" fritz permission:"+permission.name+" granted. ");
                    } else if (permission.shouldShowRequestPermissionRationale) {
                        // Denied permission without ask never again
                        Log.d(TAG, System.currentTimeMillis()+" fritz permission:"+permission.name+" denied. (can ask again) ");
                    } else {
                        Log.d(TAG, System.currentTimeMillis()+" fritz permission:"+permission.name+" denied. (can never ask again) ");
                        // Denied permission with ask never again
                        // Need to go to the settings
                    }
                }));

        findViewById(R.id.verifyPermissions)
                .setOnClickListener(new View.OnClickListener() {
                    @Override
                    public void onClick(View view) {
                        //rxPermissions.isGranted()
                        int size= objects.length;

                        for(int x = 0; x < size; x++){
                            final int i = ActivityCompat.checkSelfPermission(MainActivity.this, objects[x]);
                            if (i==PackageManager.PERMISSION_GRANTED){
                                Log.d(TAG, System.currentTimeMillis()+" fritz verify permission: x:"+x+" "+objects[x]+" granted. ");
                            }else if (i==PackageManager.PERMISSION_DENIED){
                                Log.d(TAG, System.currentTimeMillis()+" fritz verify permission: x:"+x+" "+objects[x]+" denied. ");
                            }else {
                                Log.d(TAG, System.currentTimeMillis()+" fritz verify permission: x:"+x+" "+objects[x]+" unknown. ");
                            }
                            /*
                            if (rxPermissions.isGranted(objects[x])){
                                Log.d(TAG, System.currentTimeMillis()+" fritz verify permission: x:"+x+" "+objects[x]+" granted. ");
                            }else if (rxPermissions.isRevoked(objects[x])){
                                Log.d(TAG, System.currentTimeMillis()+" fritz verify permission: x:"+x+" "+objects[x]+" denied. ");
                            }else{
                                Log.d(TAG, System.currentTimeMillis()+" fritz verify permission: x:"+x+" "+objects[x]+" unknown. ");
                            }
                            */
                            //https://stackoverflow.com/questions/32854169/does-checking-the-never-ask-again-box-when-asking-for-a-runtime-permission-disab
                        }
                    }
                });