public void StartTask(ITask task, ITaskJobSettings settings)
{
if (task == null)
{
throw new ArgumentNullException(nameof(task));
}
SampleTask demoTask = (SampleTask)task;
int totalDurationInSeconds = demoTask.Details.Sum(d => d.DurationInSeconds);
int pastDurationInSeconds = 0;
foreach (SampleTaskDetail duration in demoTask.Details)
{
if (this.isCanceled)
{
break;
}
Thread.Sleep(TimeSpan.FromSeconds(duration.DurationInSeconds));
pastDurationInSeconds += duration.DurationInSeconds;
var reportProgressEventHandler = this.ReportProgress;
if (reportProgressEventHandler != null)
{
double percent = 100.0 * pastDurationInSeconds / totalDurationInSeconds;
reportProgressEventHandler(this, new TaskWorkerProgressEventArgs(percent));
}
}
}
public void SetTaskJobSettings(Type taskType, ITaskJobSettings settings)
{
this.RecordMethodCall(taskType, settings);
if (settings == null)
{
throw new ArgumentNullException(nameof(settings));
}
}
/// <summary>
/// Sets task job settings for task type.
/// </summary>
/// <typeparam name="TTask">The type of the task.</typeparam>
/// <param name="repository">The repository to extend.</param>
/// <param name="settings">The settings to set for the specified task type.</param>
/// <exception cref="ArgumentNullException">Parameter <paramref name="repository"/> or <paramref name="settings" /> is null.</exception>
public static void Set <TTask>(this ITaskJobSettingsRepository repository, ITaskJobSettings settings)
where TTask : ITask
{
if (repository == null)
{
throw new ArgumentNullException(nameof(repository));
}
repository.Set(typeof(TTask), settings);
}
public void Get1()
{
FakeTaskJobSettings settings1 = new FakeTaskJobSettings();
this.Repository.Set(typeof(FakeTask), settings1);
ITaskJobSettings settings2 = this.Repository.Get<FakeTask>();
Assert.AreEqual(settings1, settings2);
this.Repository.AssertMethodCallOnceWithArguments(r => r.Get(typeof(FakeTask)));
}
public void Get1()
{
FakeTaskJobSettings settings1 = new FakeTaskJobSettings();
this.Facade.PredefineResult(settings1, r => r.GetTaskJobSettings(typeof(FakeTask)));
ITaskJobSettings settings2 = this.Facade.GetTaskJobSettings <FakeTask>();
Assert.AreEqual(settings1, settings2);
this.Facade.AssertMethodCallOnceWithArguments(r => r.GetTaskJobSettings(typeof(FakeTask)));
}
/// <inheritdoc />
public void Set(Type taskType, ITaskJobSettings settings)
{
Trace.WriteLine("ENTER: Setting task job settings '{0}' for task '{1}' ...".FormatInvariant(settings, taskType));
if (taskType == null)
{
throw new ArgumentNullException(nameof(taskType));
}
if (settings == null)
{
throw new ArgumentNullException(nameof(settings));
}
if (!typeof(ITask).IsAssignableFrom(taskType))
{
throw new ArgumentException("Type '{0}' does not implement '{1}'.".FormatInvariant(taskType, typeof(ITask), nameof(taskType)));
}
byte[] content = this.serializer.Serialize(settings);
if (this.serializer.CanDetermineEntityTypeFromContent)
{
this.provider.SetHashValue(RedisTaskJobSettingsRepository.RedisTaskJobSettingsHashKey, taskType.Name, content);
}
else
{
using (IRedisPipeline pipeline = this.provider.CreatePipeline())
{
pipeline.SetHashValue(RedisTaskJobSettingsRepository.RedisTaskJobSettingsHashKey, taskType.Name, content);
pipeline.SetHashValue(RedisTaskJobSettingsRepository.RedisTaskJobSettingsHashKey, taskType.Name + "$Type", RedisConverter.ToString(settings.GetType(), false));
pipeline.Flush();
}
}
Trace.WriteLine("EXIT: Task job settings '{0}' for task '{1}' set.".FormatInvariant(settings, taskType));
}
public void StartTask(ITask task, ITaskJobSettings settings)
{
this.RecordMethodCall(task, settings);
this.ExecutePredefinedMethod(task, settings);
}
/// <summary>
/// Sets task job settings for task type.
/// </summary>
/// <param name="facade">The <see cref="ITaskProcessorFacade"/> instance to extend.</param>
/// <param name="settings">The settings to set for the specified task type.</param>
/// <typeparam name="TTask">The type of the task.</typeparam>
/// <exception cref="ArgumentNullException">Parameter <paramref name="facade"/> or <paramref name="settings" /> is null.</exception>
public static void SetTaskJobSettings <TTask>(this ITaskProcessorFacade facade, ITaskJobSettings settings)
where TTask : ITask
{
if (facade == null)
{
throw new ArgumentNullException(nameof(facade));
}
facade.SetTaskJobSettings(typeof(TTask), settings);
}
/// <inheritdoc />
public void SetTaskJobSettings(Type taskType, ITaskJobSettings settings)
{
this.repository.TaskJobSettings.Set(taskType, settings);
}
public void StartTask(Guid taskId)
{
ITask task = this.repository.Tasks.GetById(taskId);
if (task == null)
{
throw new ArgumentException("Task '{0}' was not found in storage.".FormatInvariant(taskId), "taskId");
}
ITaskWorker taskWorker = this.taskFactory.CreateTaskWorker(task);
ITaskMessageBusSender taskMessageBus = this.messageBus.Tasks.GetSender(task.GetType());
taskWorker.ReportProgress += (sender, e) =>
{
this.repository.TaskRuntimeInfo.Progress(taskId, e.Percentage);
taskMessageBus.NotifyTaskProgress(taskId, e.Percentage);
};
this.messageBus.Tasks.Receiver.SubscribeForChannels(MessageBusChannel.TaskCancelRequest);
bool isCanceled = false;
this.messageBus.Tasks.Receiver.TaskCancelRequested += (_, e1) =>
{
if (!isCanceled && (e1.TaskId == taskId))
{
isCanceled = true;
taskWorker.CancelTask();
}
};
ITaskJobSettings settings = null;
ITaskWorkerConfiguration config = this.configuration[task.GetType()];
if ((config != null) && config.HasTaskJobSettings)
{
settings = this.repository.TaskJobSettings.Get(task.GetType());
}
ITaskRuntimeInfo taskInfo = this.repository.TaskRuntimeInfo.GetById(taskId);
if (taskInfo == null)
{
throw new ArgumentException("Task '{0}' not found in storage.".FormatInvariant(taskId), "taskId");
}
switch (taskInfo.Status)
{
case TaskStatus.Pending:
case TaskStatus.InProgress:
break;
case TaskStatus.Canceled:
throw new OperationCanceledException();
default:
throw new ArgumentException("Task '{0}' status is '{1}'.".FormatInvariant(taskId, taskInfo.Status), "taskId");
}
try
{
try
{
taskWorker.StartTask(task, settings);
}
catch (Exception ex)
{
this.repository.TaskRuntimeInfo.Fail(taskId, this.dateTimeProvider.UtcNow, ex);
throw;
}
}
finally
{
this.messageBus.Tasks.Receiver.UnsubscribeFromAllChannels();
if (taskWorker is IDisposable)
{
((IDisposable)taskWorker).Dispose();
}
}
}
