public void Failed(Message.Message.MessageType type)
{
var responseMessage = DispatchHandler.CreateResponseMessage(_requestMessage, type,
_peerBeanMaster.ServerPeerAddress);
_dispatcher.Respond(_ctx, responseMessage);
}
/// <summary>
/// Registers a DispatchHandler object. Implement and register individual handler methods for
/// dispatchable object types you want to handle
/// </summary>
/// <param name="handleToRegister">DispatchHandler to register.</param>
public void RegisterHandler(DispatchHandler handlerToRegister)
{
if (_handlers.Contains(handlerToRegister))
{
// already registered, nothing to do
return;
}
_handlers.Add(handlerToRegister);
}
public void Failed_tasks_sleeps_and_retries() {
var handler = new DispatchHandler();
var dispatcher = new UpdateRecordDispatcher(handler.Dispatch, 1, 1, 2.Seconds());
var firstAttempt = handler.AddCallback((d, r) => r.Throw(new Exception()), new Result<UpdateRecord>(5.Seconds()));
var secondAttempt = handler.AddCallback((d, r) => { }, new Result<UpdateRecord>(5.Seconds()));
dispatcher.Dispatch(new UpdateRecord(new XUri("mock://foo"), new XDoc("meta"), "default"), new Result());
Assert.IsFalse(firstAttempt.Block().HasException, "first attempt wasn't called");
var stopwatch = Stopwatch.StartNew();
Assert.IsFalse(secondAttempt.Block().HasException, "second attempt wasn't called");
stopwatch.Stop();
Assert.GreaterOrEqual(stopwatch.Elapsed, 2.Seconds(), string.Format("expected at least 2 second delay, took {0:0.00}s", stopwatch.Elapsed.TotalSeconds));
}
public void Dispatcher_retries_specified_times() {
var handler = new DispatchHandler();
var dispatcher = new UpdateRecordDispatcher(handler.Dispatch, 1, 2, 0.Seconds());
var firstAttempt = handler.AddCallback((d, r) => r.Throw(new Exception()), new Result<UpdateRecord>(2.Seconds()));
var secondAttempt = handler.AddCallback((d, r) => r.Throw(new Exception()), new Result<UpdateRecord>(2.Seconds()));
var thirddAttempt = handler.AddCallback((d, r) => r.Throw(new Exception()), new Result<UpdateRecord>(2.Seconds()));
var fourthAttempt = handler.AddCallback((d, r) => r.Throw(new Exception()), new Result<UpdateRecord>(5.Seconds()));
dispatcher.Dispatch(new UpdateRecord(new XUri("mock://foo"), new XDoc("meta"), "default"), new Result());
Assert.IsFalse(firstAttempt.Block().HasException, "first attempt wasn't called");
Assert.IsFalse(secondAttempt.Block().HasException, "second attempt wasn't called");
Assert.IsFalse(thirddAttempt.Block().HasException, "third attempt wasn't called");
Assert.IsTrue(fourthAttempt.Block().HasException, "fourth attempt shouldn't have happened");
}
public async Task RunAsync([TimerTrigger("0 */5 * * * *", RunOnStartup = false)] TimerInfo myTimer, ILogger log)
{
//Add your new vendor integration factory method here
Dictionary <string, Func <IDispatchVendor> > additionalDispatchCreatorStrategies
= new Dictionary <string, Func <IDispatchVendor> > {
{ "SampleBulkSendVendor", () => new SampleBulkSendVendor() }
};
//Pass necessary run-time settings here
DispatchHandler dispatchHandler = new DispatchHandler(_dbConnectionString, _dbName, 5,
additionalDispatchCreatorStrategies, "SparkPost", 10000);
await dispatchHandler.ProcessMultipleMessage(myTimer.IsPastDue);
}
public void Failed_task_sleep_does_not_block_next_task() {
var handler = new DispatchHandler();
var dispatcher = new UpdateRecordDispatcher(handler.Dispatch, 1, 1, 2.Seconds());
var r1 = new UpdateRecord(new XUri("mock://foo"), new XDoc("meta"), "default");
var r2 = new UpdateRecord(new XUri("mock://foo"), new XDoc("meta"), "default");
var r1firstAttempt = handler.AddCallback((d, r) => r.Throw(new Exception()), new Result<UpdateRecord>(1.Seconds()));
var r2firstAttempt = handler.AddCallback((d, r) => { }, new Result<UpdateRecord>(1.Seconds()));
var r1SecondAttempt = handler.AddCallback((d, r) => { }, new Result<UpdateRecord>(5.Seconds()));
dispatcher.Dispatch(r1, new Result());
dispatcher.Dispatch(r2, new Result());
Assert.IsFalse(r1firstAttempt.Block().HasException, "r1 first attempt wasn't called");
Assert.IsFalse(r1firstAttempt.Block().HasException, "r2 first attempt wasn't called");
Assert.IsFalse(r1SecondAttempt.Block().HasException, "r2 second attempt wasn't called");
}
public void Failed_tasks_sleeps_and_retries()
{
var handler = new DispatchHandler();
var dispatcher = new UpdateRecordDispatcher(handler.Dispatch, 1, 1, 2.Seconds());
var firstAttempt = handler.AddCallback((d, r) => r.Throw(new Exception()), new Result <UpdateRecord>(5.Seconds()));
var secondAttempt = handler.AddCallback((d, r) => { }, new Result <UpdateRecord>(5.Seconds()));
dispatcher.Dispatch(new UpdateRecord(new XUri("mock://foo"), new XDoc("meta"), "default"), new Result());
Assert.IsFalse(firstAttempt.Block().HasException, "first attempt wasn't called");
var stopwatch = Stopwatch.StartNew();
Assert.IsFalse(secondAttempt.Block().HasException, "second attempt wasn't called");
stopwatch.Stop();
Assert.GreaterOrEqual(stopwatch.Elapsed, 2.Seconds(), string.Format("expected at least 2 second delay, took {0:0.00}s", stopwatch.Elapsed.TotalSeconds));
}
public void Dispatcher_retries_specified_times()
{
var handler = new DispatchHandler();
var dispatcher = new UpdateRecordDispatcher(handler.Dispatch, 1, 2, 0.Seconds());
var firstAttempt = handler.AddCallback((d, r) => r.Throw(new Exception()), new Result <UpdateRecord>(2.Seconds()));
var secondAttempt = handler.AddCallback((d, r) => r.Throw(new Exception()), new Result <UpdateRecord>(2.Seconds()));
var thirddAttempt = handler.AddCallback((d, r) => r.Throw(new Exception()), new Result <UpdateRecord>(2.Seconds()));
var fourthAttempt = handler.AddCallback((d, r) => r.Throw(new Exception()), new Result <UpdateRecord>(5.Seconds()));
dispatcher.Dispatch(new UpdateRecord(new XUri("mock://foo"), new XDoc("meta"), "default"), new Result());
Assert.IsFalse(firstAttempt.Block().HasException, "first attempt wasn't called");
Assert.IsFalse(secondAttempt.Block().HasException, "second attempt wasn't called");
Assert.IsFalse(thirddAttempt.Block().HasException, "third attempt wasn't called");
Assert.IsTrue(fourthAttempt.Block().HasException, "fourth attempt shouldn't have happened");
}
public void Failed_task_sleep_does_not_block_next_task()
{
var handler = new DispatchHandler();
var dispatcher = new UpdateRecordDispatcher(handler.Dispatch, 1, 1, 2.Seconds());
var r1 = new UpdateRecord(new XUri("mock://foo"), new XDoc("meta"), "default");
var r2 = new UpdateRecord(new XUri("mock://foo"), new XDoc("meta"), "default");
var r1firstAttempt = handler.AddCallback((d, r) => r.Throw(new Exception()), new Result <UpdateRecord>(1.Seconds()));
var r2firstAttempt = handler.AddCallback((d, r) => { }, new Result <UpdateRecord>(1.Seconds()));
var r1SecondAttempt = handler.AddCallback((d, r) => { }, new Result <UpdateRecord>(5.Seconds()));
dispatcher.Dispatch(r1, new Result());
dispatcher.Dispatch(r2, new Result());
Assert.IsFalse(r1firstAttempt.Block().HasException, "r1 first attempt wasn't called");
Assert.IsFalse(r1firstAttempt.Block().HasException, "r2 first attempt wasn't called");
Assert.IsFalse(r1SecondAttempt.Block().HasException, "r2 second attempt wasn't called");
}
public async Task RunAsync(SQSEvent evnt, ILambdaContext context)
{
List <Task> tasks = new List <Task>();
foreach (var message in evnt.Records)
{
//Add your new vendor integration factory method here
Dictionary <string, Func <IDispatchVendor> > additionalDispatchCreatorStrategies
= new Dictionary <string, Func <IDispatchVendor> > {
{ "SampleSingleSendVendor", () => new SampleSingleSendVendor() }
};
//Pass necessary run-time settings here
DispatchHandler dispatchHandler = new DispatchHandler(_dbConnectionString, _dbName, 5,
additionalDispatchCreatorStrategies, string.Empty, int.MinValue);
//extracting
var base64decoded = Convert.FromBase64String(message.Body);
var jsonString = Encoding.UTF8.GetString(base64decoded);
QueueData queueData = JsonConvert.DeserializeObject <QueueData>(jsonString);
tasks.Add(dispatchHandler.ProcessSingleMessage(queueData));
}
await Task.WhenAll(tasks);
}
/// <summary>
/// Removes the handler from the system
/// </summary>
/// <param name="handler">DispatchHandler to remove</param>
public void RemoveHandler(DispatchHandler handler)
{
_handlers.Remove(handler);
}