Method save

app/src/main/java/eu/faircode/email/ActivityCode.java:484–546

(Intent data)

    }

    private void save(Intent data) {
        long id = getIntent().getLongExtra("id", -1L);

        Bundle args = new Bundle();
        args.putLong("id", id);
        args.putParcelable("uri", data.getData());

        new SimpleTask<Void>() {
            private Toast toast = null;

            @Override
            protected void onPreExecute(Bundle args) {
                toast = ToastEx.makeText(ActivityCode.this, R.string.title_executing, Toast.LENGTH_LONG);
                toast.show();
            }

            @Override
            protected void onPostExecute(Bundle args) {
                if (toast != null)
                    toast.cancel();
            }

            @Override
            protected Void onExecute(Context context, Bundle args) throws Throwable {
                long id = args.getLong("id");
                Uri uri = args.getParcelable("uri");

                if (uri == null)
                    throw new FileNotFoundException();

                if (!"content".equals(uri.getScheme())) {
                    Log.w("Export uri=" + uri);
                    throw new IllegalArgumentException(uri.getScheme());
                }

                DB db = DB.getInstance(context);
                EntityMessage message = db.message().getMessage(id);
                if (message == null)
                    return null;

                File file = message.getFile(context);

                ContentResolver resolver = context.getContentResolver();
                try (OutputStream os = resolver.openOutputStream(uri)) {
                    try (InputStream is = new FileInputStream(file)) {
                        Helper.copy(is, os);
                    }
                }

                return null;
            }

            @Override
            protected void onExecuted(Bundle args, Void data) {
                ToastEx.makeText(ActivityCode.this, R.string.title_completed, Toast.LENGTH_LONG).show();
            }

            @Override