public SqsPollingQueueReader(SqsPollingQueueReaderOptions queueReaderOptions, IAmazonSQS amazonSqs, ISqsReceiveDelayCalculator pollingDelayer, IExceptionHandler exceptionHandler, Channel <Message> channel = null)
{
_queueReaderOptions = queueReaderOptions ?? throw new ArgumentNullException(nameof(queueReaderOptions));
_amazonSqs = amazonSqs ?? throw new ArgumentNullException(nameof(amazonSqs));
_pollingDelayer = pollingDelayer ?? throw new ArgumentNullException(nameof(pollingDelayer));
if (queueReaderOptions.ReceiveMessageRequest is object)
{
_receiveMessageRequest = queueReaderOptions.ReceiveMessageRequest;
}
else
{
_receiveMessageRequest = new ReceiveMessageRequest
{
QueueUrl = queueReaderOptions.QueueUrl ?? throw new ArgumentNullException(nameof(queueReaderOptions), "A queue URL is required for the polling queue reader to be created"),
MaxNumberOfMessages = queueReaderOptions.MaxMessages,
WaitTimeSeconds = queueReaderOptions.PollTimeInSeconds
};
}
_exceptionHandler = exceptionHandler ?? DefaultExceptionHandler.Instance;
_channel = channel ?? Channel.CreateBounded <Message>(new BoundedChannelOptions(queueReaderOptions.ChannelCapacity)
{
SingleWriter = true
});
}
public SqsReceiveDelayCalculator(SqsPollingQueueReaderOptions queueReaderOptions)
{
_queueReaderOptions = queueReaderOptions ?? throw new ArgumentNullException(nameof(queueReaderOptions));
}
