OutgoingLollipopMmsConnection.java 文件源码

@Override
@TargetApi(VERSION_CODES.LOLLIPOP)
public @Nullable synchronized SendConf send(@NonNull byte[] pduBytes, int subscriptionId)
    throws UndeliverableMessageException
{
  beginTransaction();
  try {
    MmsBodyProvider.Pointer pointer = MmsBodyProvider.makeTemporaryPointer(getContext());
    Util.copy(new ByteArrayInputStream(pduBytes), pointer.getOutputStream());

    SmsManager smsManager;

    if (VERSION.SDK_INT >= 22 && subscriptionId != -1) {
      smsManager = SmsManager.getSmsManagerForSubscriptionId(subscriptionId);
    } else {
      smsManager = SmsManager.getDefault();
    }

    smsManager.sendMultimediaMessage(getContext(),
                                     pointer.getUri(),
                                     null,
                                     null,
                                     getPendingIntent());

    waitForResult();

    Log.w(TAG, "MMS broadcast received and processed.");
    pointer.close();

    if (response == null) {
      throw new UndeliverableMessageException("Null response.");
    }

    return (SendConf) new PduParser(response).parse();
  } catch (IOException | TimeoutException e) {
    throw new UndeliverableMessageException(e);
  } finally {
    endTransaction();
  }
}