I'm using KITKAT content provider in my application. After getting the uri of a selected picture I store it in a database to use it again later. The problem is that after restarting the phone I got a permission exception while using the stored uri.
After searching I tried to use takePersistableUriPermission() But for some reason it doesn't compile (I use androidstudio).
The error is : Must be one or more of IntentFLAG_GRANT_READ_URI_PERMISSION or Intent.FLAG_GRANT_WRITE_URI_PERMISSION . It occurs on the second argument of the method takePersistableUriPermission (the flag)
Here is the code:
Intent intent;
if (Build.VERSION.SDK_INT < 19){
intent = new Intent();
intent.setAction(Intent.ACTION_GET_CONTENT);
intent.setType("image/*");
startActivityForResult(intent, ANDROID_LESS_19);
} else {
intent = new Intent(Intent.ACTION_OPEN_DOCUMENT);
intent.addCategory(Intent.CATEGORY_OPENABLE);
intent.setType("image/*");
startActivityForResult(intent, ANDROID_MORE_19);
}`
case ANDROID_MORE_19:
if(resultCode == RESULT_OK){
Uri selectedImage = data.getData();
mImage = selectedImage.toString();
String[] filePathColumn = {MediaStore.Images.Media.DATA};
// this part means to keep permanent permissions, so no exception after rebooting the device
final int takeFlags = data.getFlags()
& (Intent.FLAG_GRANT_READ_URI_PERMISSION
| Intent.FLAG_GRANT_WRITE_URI_PERMISSION);
getContentResolver().takePersistableUriPermission(selectedImage, takeFlags);
grantUriPermission("com.main.bonappetit", selectedImage, Intent.FLAG_GRANT_WRITE_URI_PERMISSION | Intent.FLAG_GRANT_READ_URI_PERMISSION);
Cursor cursor = getContentResolver().query(
selectedImage, filePathColumn, null, null, null);
cursor.moveToFirst();
int columnIndex = cursor.getColumnIndex(filePathColumn[0]);
String filePath = cursor.getString(columnIndex);
cursor.close();
Someone knows what's wrong here?
On Android Studio, I had to decompose the line to be able to compile :
int takeFlags = data.getFlags();
takeFlags &= (Intent.FLAG_GRANT_READ_URI_PERMISSION | Intent.FLAG_GRANT_WRITE_URI_PERMISSION);
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