Name: Foundatio.RabbitMQ
Author: FoundatioFx

Foundatio.RabbitMQ v10.2.0 — nugetz

using Foundatio.Caching;

ICacheClient cache = new InMemoryCacheClient();
await cache.SetAsync("test", 1);
var value = await cache.GetAsync<int>("test");

using Foundatio.Queues;

IQueue<SimpleWorkItem> queue = new InMemoryQueue<SimpleWorkItem>();

await queue.EnqueueAsync(new SimpleWorkItem {
    Data = "Hello"
});

var workItem = await queue.DequeueAsync();

using Foundatio.Lock;

ILockProvider locker = new CacheLockProvider(new InMemoryCacheClient(), new InMemoryMessageBus());
var lock = await locker.AcquireAsync("test");
// ...
await lock.ReleaseAsync();

ILockProvider throttledLocker = new ThrottlingLockProvider(new InMemoryCacheClient(), 1, TimeSpan.FromMinutes(1));
var throttledLock = await throttledLocker.AcquireAsync("test");
// ...
await throttledLock.ReleaseAsync();

using Foundatio.Messaging;

IMessageBus messageBus = new InMemoryMessageBus();
await messageBus.SubscribeAsync<SimpleMessageA>(msg => {
  // Got message
});

await messageBus.PublishAsync(new SimpleMessageA { Data = "Hello" });

using Foundatio.Jobs;

public class HelloWorldJob : JobBase {
  public int RunCount { get; set; }

  protected override Task<JobResult> RunInternalAsync(JobContext context) {
     RunCount++;
     return Task.FromResult(JobResult.Success);
  }
}

var job = new HelloWorldJob();
await job.RunAsync(); // job.RunCount = 1;
await job.RunContinuousAsync(iterationLimit: 2); // job.RunCount = 3;
await job.RunContinuousAsync(cancellationToken: new CancellationTokenSource(10).Token); // job.RunCount > 10;

using Foundatio.Jobs;

public class HelloWorldQueueJob : QueueJobBase<HelloWorldQueueItem> {
  public int RunCount { get; set; }

  public HelloWorldQueueJob(IQueue<HelloWorldQueueItem> queue) : base(queue) {}

  protected override Task<JobResult> ProcessQueueEntryAsync(QueueEntryContext<HelloWorldQueueItem> context) {
     RunCount++;

     return Task.FromResult(JobResult.Success);
  }
}

public class HelloWorldQueueItem {
  public string Message { get; set; }
}

 // Register the queue for HelloWorldQueueItem.
container.AddSingleton<IQueue<HelloWorldQueueItem>>(s => new InMemoryQueue<HelloWorldQueueItem>());

// To trigger the job we need to queue the HelloWorldWorkItem message.
// This assumes that we injected an instance of IQueue<HelloWorldWorkItem> queue

IJob job = new HelloWorldQueueJob();
await job.RunAsync(); // job.RunCount = 0; The RunCount wasn't incremented because we didn't enqueue any data.

await queue.EnqueueAsync(new HelloWorldWorkItem { Message = "Hello World" });
await job.RunAsync(); // job.RunCount = 1;

await queue.EnqueueAsync(new HelloWorldWorkItem { Message = "Hello World" });
await queue.EnqueueAsync(new HelloWorldWorkItem { Message = "Hello World" });
await job.RunUntilEmptyAsync(); // job.RunCount = 3;

using System.Threading.Tasks;
using Foundatio.Jobs;

public class HelloWorldWorkItemHandler : WorkItemHandlerBase {
  public override async Task HandleItemAsync(WorkItemContext ctx) {
    var workItem = ctx.GetData<HelloWorldWorkItem>();

    // We can report the progress over the message bus easily.
    // To receive these messages just inject IMessageSubscriber
    // and Subscribe to messages of type WorkItemStatus
    await ctx.ReportProgressAsync(0, "Starting Hello World Job");
    await Task.Delay(TimeSpan.FromSeconds(2.5));
    await ctx.ReportProgressAsync(50, "Reading value");
    await Task.Delay(TimeSpan.FromSeconds(.5));
    await ctx.ReportProgressAsync(70, "Reading value.");
    await Task.Delay(TimeSpan.FromSeconds(.5));
    await ctx.ReportProgressAsync(90, "Reading value..");
    await Task.Delay(TimeSpan.FromSeconds(.5));

    await ctx.ReportProgressAsync(100, workItem.Message);
  }
}

public class HelloWorldWorkItem {
  public string Message { get; set; }
}

// Register the shared job.
var handlers = new WorkItemHandlers();
handlers.Register<HelloWorldWorkItem, HelloWorldWorkItemHandler>();

// Register the handlers with dependency injection.
container.AddSingleton(handlers);

// Register the queue for WorkItemData.
container.AddSingleton<IQueue<WorkItemData>>(s => new InMemoryQueue<WorkItemData>());

// The job runner will automatically look for and run all registered WorkItemHandlers.
new JobRunner(container.GetRequiredService<WorkItemJob>(), instanceCount: 2).RunInBackground();

 // To trigger the job we need to queue the HelloWorldWorkItem message.
 // This assumes that we injected an instance of IQueue<WorkItemData> queue

 // NOTE: You may have noticed that HelloWorldWorkItem doesn't derive from WorkItemData.
 // Foundatio has an extension method that takes the model you post and serializes it to the
 // WorkItemData.Data property.
 await queue.EnqueueAsync(new HelloWorldWorkItem { Message = "Hello World" });

using Foundatio.Storage;

IFileStorage storage = new InMemoryFileStorage();
await storage.SaveFileAsync("test.txt", "test");
string content = await storage.GetFileContentsAsync("test.txt")

IMetricsClient metrics = new InMemoryMetricsClient();
metrics.Counter("c1");
metrics.Gauge("g1", 2.534);
metrics.Timer("t1", 50788);

exceptionless/Foundatio.RabbitMQv10.2.0

Get Started

Readme

Why Foundatio?

Implementations

Getting Started (Development)

Using Foundatio

Caching

Sample

Queues

Sample

Locks

Sample

Messaging

Sample

Jobs

Sample

Sample

Sample

File Storage

Sample

Metrics

Sample

Sample Application

Roadmap