It’s true that it wasn’t documented, but people used it for many years, and if the update was to change the way the SMS database was accessed, it would affect hundreds of users. Therefore, I doubt that they will change this soon.
, SMS where. , . - , . : SMS ?
SMS .
Cursor messages;
Columns message = ColumnsFactory.messages();
messages = getContentResolver().query(Uri.parse("content://sms/"),
null, null, null, null);
while (messages.moveToNext()) {