@Override
public void run() {
// Needed to close the ProgressDialog.
Looper.prepare();
try {
// example file name: sms_backup_2012-05-23_133700.xml
String dateStr =
DateFormat.format("yyyy-MM-dd_hhmmss", System.currentTimeMillis()).toString();
File backupFile = new File(getExternalFilesDir(null), "sms_backup_" + dateStr + ".xml");
OutputStream out = new FileOutputStream(backupFile);
SmsWriter backupCreator = new XmlSmsWriter();
backupCreator.setOutputstream(out);
backupCreator.startBackup();
backupSms(SmsFolder.INBOX, backupCreator);
backupSms(SmsFolder.OUTBOX, backupCreator);
backupCreator.finishBackup();
out.close();
handler.sendEmptyMessage(HANDLER_WHAT_SUCCESSFULL);
} catch (IOException e) {
handler.sendEmptyMessage(HANDLER_WHAT_ERROR_MESSAGE);
Log.e(TAG, getString(R.string.error_cant_write_file), e);
} finally {
handler.sendEmptyMessage(HANDLER_WHAT_CLOSE_PROGRESS_DIALOG);
Looper.myLooper().quit();
}
}
/**
* Reads all text messages from the given folder and create for each a record in the {@link
* SmsWriter}.
*
* @param folder The message folder.
* @param creator the creator
* @throws IOException
*/
private void backupSms(final SmsFolder folder, final SmsWriter writer) throws IOException {
Cursor c = smsAccess.getFolder(folder);
if (c != null && c.moveToFirst()) {
Log.d(TAG, "Starting backup");
do {
String address = c.getString(c.getColumnIndex("address"));
String body = c.getString(c.getColumnIndex("body"));
String date = c.getString(c.getColumnIndex("date"));
writer.writeRecord(address, date, folder.name(), body);
} while (c.moveToNext());
Log.d(TAG, "Finishing backup");
}
c.close();
}
