private static Uri writePduToTempFile(final Context context, final GenericPdu pdu, int subId)
throws MmsFailureException {
final Uri contentUri = MmsFileProvider.buildRawMmsUri();
final File tempFile = MmsFileProvider.getFile(contentUri);
FileOutputStream writer = null;
try {
// Ensure rawmms directory exists
tempFile.getParentFile().mkdirs();
writer = new FileOutputStream(tempFile);
final byte[] pduBytes = new PduComposer(context, pdu).make();
if (pduBytes == null) {
throw new MmsFailureException(MmsUtils.MMS_REQUEST_NO_RETRY, "Failed to compose PDU");
}
if (pduBytes.length > MmsConfig.get(subId).getMaxMessageSize()) {
throw new MmsFailureException(
MmsUtils.MMS_REQUEST_NO_RETRY, MessageData.RAW_TELEPHONY_STATUS_MESSAGE_TOO_BIG);
}
writer.write(pduBytes);
} catch (final IOException e) {
if (tempFile != null) {
tempFile.delete();
}
LogUtil.e(TAG, "Cannot create temporary file " + tempFile.getAbsolutePath(), e);
throw new MmsFailureException(MmsUtils.MMS_REQUEST_AUTO_RETRY, "Cannot create raw mms file");
} catch (final OutOfMemoryError e) {
if (tempFile != null) {
tempFile.delete();
}
LogUtil.e(TAG, "Out of memory in composing PDU", e);
throw new MmsFailureException(
MmsUtils.MMS_REQUEST_MANUAL_RETRY, MessageData.RAW_TELEPHONY_STATUS_MESSAGE_TOO_BIG);
} finally {
if (writer != null) {
try {
writer.close();
} catch (final IOException e) {
// no action we can take here
}
}
}
return contentUri;
}
