/** Return a Cursor containing just one message from the ICC. */
private Cursor getSingleMessageFromIcc(String messageIndexString) {
int messageIndex = -1;
try {
Integer.parseInt(messageIndexString);
} catch (NumberFormatException exception) {
throw new IllegalArgumentException("Bad SMS ICC ID: " + messageIndexString);
}
ArrayList<SmsMessage> messages;
final SmsManager smsManager = SmsManager.getDefault();
// Use phone id to avoid AppOps uid mismatch in telephony
long token = Binder.clearCallingIdentity();
try {
messages = smsManager.getAllMessagesFromIcc();
} finally {
Binder.restoreCallingIdentity(token);
}
if (messages == null) {
throw new IllegalArgumentException("ICC message not retrieved");
}
final SmsMessage message = messages.get(messageIndex);
if (message == null) {
throw new IllegalArgumentException("Message not retrieved. ID: " + messageIndexString);
}
MatrixCursor cursor = new MatrixCursor(ICC_COLUMNS, 1);
cursor.addRow(convertIccToSms(message, 0));
return withIccNotificationUri(cursor);
}
/** Return a Cursor listing all the messages stored on the ICC. */
private Cursor getAllMessagesFromIcc() {
SmsManager smsManager = SmsManager.getDefault();
ArrayList<SmsMessage> messages;
// use phone app permissions to avoid UID mismatch in AppOpsManager.noteOp() call
long token = Binder.clearCallingIdentity();
try {
messages = smsManager.getAllMessagesFromIcc();
} finally {
Binder.restoreCallingIdentity(token);
}
final int count = messages.size();
MatrixCursor cursor = new MatrixCursor(ICC_COLUMNS, count);
for (int i = 0; i < count; i++) {
SmsMessage message = messages.get(i);
if (message != null) {
cursor.addRow(convertIccToSms(message, i));
}
}
return withIccNotificationUri(cursor);
}