cancelUploadingFileMessage method
Implementation
bool cancelUploadingFileMessage(String requestId) {
if (requestId.isEmpty) {
throw InvalidParameterError();
}
final task = _sdk.getUploadTask(requestId);
if (task == null) {
throw NotFoundError();
}
final queue = _sdk.getMsgQueue(channelUrl);
_sdk.api.cancelUploadingFile(requestId);
return queue.cancel(task.hashCode);
}