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azure-event-hubs-dotnet
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Merge branch 'master' of https://github.com/Azure/azure-event-hubs-dotnet

This commit is contained in:
serkar 2016-11-28 12:03:45 -08:00
Родитель 3b7a47214b e943b7a9b1
Коммит 8f8c75451a
5 изменённых файлов: 129 добавлений и 77 удалений
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10
samples/SampleEphReceiver/Program.cs
Просмотреть файл

@ -4,6 +4,7 @@
namespace SampleEphReceiver
{
using System;
using System.Threading.Tasks;
using Microsoft.Azure.EventHubs;
using Microsoft.Azure.EventHubs.Processor;
@ -18,6 +19,11 @@ namespace SampleEphReceiver
private static readonly string StorageConnectionString = string.Format("DefaultEndpointsProtocol=https;AccountName={0};AccountKey={1}", StorageAccountName, StorageAccountKey);
public static void Main(string[] args)
{
MainAsync(args).GetAwaiter().GetResult();
}
private static async Task MainAsync(string[] args)
{
Console.WriteLine("Registering EventProcessor...");
@ -29,13 +35,13 @@ namespace SampleEphReceiver
StorageContainerName);
// Registers the Event Processor Host and starts receiving messages
eventProcessorHost.RegisterEventProcessorAsync<SimpleEventProcessor>().Wait();
await eventProcessorHost.RegisterEventProcessorAsync<SimpleEventProcessor>();
Console.WriteLine("Receiving. Press enter key to stop worker.");
Console.ReadLine();
// Disposes of the Event Processor Host
eventProcessorHost.UnregisterEventProcessorAsync().Wait();
await eventProcessorHost.UnregisterEventProcessorAsync();
}
}
}

6
samples/SampleEphReceiver/SimpleEventProcessor.cs
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@ -15,19 +15,19 @@ namespace SampleEphReceiver
public Task CloseAsync(PartitionContext context, CloseReason reason)
{
Console.WriteLine($"Processor Shutting Down. Partition '{context.PartitionId}', Reason: '{reason}'.");
return Task.FromResult<object>(null);
return Task.CompletedTask;
}
public Task OpenAsync(PartitionContext context)
{
Console.WriteLine($"SimpleEventProcessor initialized. Partition: '{context.PartitionId}'");
return Task.FromResult<object>(null);
return Task.CompletedTask;
}
public Task ProcessErrorAsync(PartitionContext context, Exception error)
{
Console.WriteLine($"Error on Partition: {context.PartitionId}, Error: {error.Message}");
return Task.FromResult<object>(null);
return Task.CompletedTask;
}
public Task ProcessEventsAsync(PartitionContext context, IEnumerable<EventData> messages)

100
samples/SampleEphReceiver/getting-started-receiving-eph.md
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@ -1,4 +1,4 @@
# Get started receiving messages with the EventProcessorHost in .NET Core
# Get started receiving messages with the EventProcessorHost in .NET Core
## What will be accomplished
@ -36,13 +36,13 @@ In this tutorial, we will write a .NET Core console application to receive messa
```cs
using Microsoft.Azure.EventHubs;
using Microsoft.Azure.EventHubs.Processor;
using Microsoft.Azure.EventHubs.Processor;
```
3. Implement the `IEventProcessor` interface. The class should look like this:
```cs
namespace SampleReceiver
namespace SampleEphReceiver
{
using System;
using System.Collections.Generic;
@ -50,36 +50,36 @@ In this tutorial, we will write a .NET Core console application to receive messa
using System.Threading.Tasks;
using Microsoft.Azure.EventHubs;
using Microsoft.Azure.EventHubs.Processor;
public class SimpleEventProcessor : IEventProcessor
{
public Task CloseAsync(PartitionContext context, CloseReason reason)
{
Console.WriteLine($"Processor Shutting Down. Partition '{context.PartitionId}', Reason: '{reason}'.");
return Task.FromResult<object>(null);
return Task.CompletedTask;
}
public Task OpenAsync(PartitionContext context)
{
Console.WriteLine($"SimpleEventProcessor initialized. Partition: '{context.PartitionId}'");
return Task.FromResult<object>(null);
Console.WriteLine($"SimpleEventProcessor initialized. Partition: '{context.PartitionId}'");
return Task.CompletedTask;
}
public Task ProcessErrorAsync(PartitionContext context, Exception error)
{
Console.WriteLine($"Error on Partition: {context.PartitionId}, Error: {error.Message}");
return Task.FromResult<object>(null);
return Task.CompletedTask;
}
public async Task ProcessEventsAsync(PartitionContext context, IEnumerable<EventData> messages)
public Task ProcessEventsAsync(PartitionContext context, IEnumerable<EventData> messages)
{
foreach (var eventData in messages)
{
var data = Encoding.UTF8.GetString(eventData.Body.Array, eventData.Body.Offset, eventData.Body.Count);
Console.WriteLine($"Message received. Partition: '{context.PartitionId}', Data: '{data}'");
Console.WriteLine($"Message received. Partition: '{context.PartitionId}', Data: '{data}'");
}
await context.CheckpointAsync();
return context.CheckpointAsync();
}
}
}
@ -106,26 +106,34 @@ In this tutorial, we will write a .NET Core console application to receive messa
private static readonly string StorageConnectionString = string.Format("DefaultEndpointsProtocol=https;AccountName={0};AccountKey={1}", StorageAccountName, StorageAccountKey);
```
3. Add the following code to the `Main` method:
3. Add a new method named `MainAsync` to the `Program` class like the following:
```cs
private static async Task MainAsync(string[] args)
{
Console.WriteLine("Registering EventProcessor...");
var eventProcessorHost = new EventProcessorHost(
EhEntityPath,
PartitionReceiver.DefaultConsumerGroupName,
EhConnectionString,
StorageConnectionString,
StorageContainerName);
// Registers the Event Processor Host and starts receiving messages
await eventProcessorHost.RegisterEventProcessorAsync<SimpleEventProcessor>();
Console.WriteLine("Receiving. Press enter key to stop worker.");
Console.ReadLine();
// Disposes of the Event Processor Host
await eventProcessorHost.UnregisterEventProcessorAsync();
}
```
3. Add the following line of code to the `Main` method:
```cs
Console.WriteLine("Registering EventProcessor...");
var eventProcessorHost = new EventProcessorHost(
EhEntityPath,
PartitionReceiver.DefaultConsumerGroupName,
EhConnectionString,
StorageConnectionString,
StorageContainerName);
// Registers the Event Processor Host and starts receiving messages
eventProcessorHost.RegisterEventProcessorAsync<SimpleEventProcessor>().Wait();
Console.WriteLine("Receiving. Press enter key to stop worker.");
Console.ReadLine();
// Disposes of the Event Processor Host
eventProcessorHost.UnregisterEventProcessorAsync().Wait();
MainAsync(args).GetAwaiter().GetResult();
```
Here is what your Program.cs file should look like:
@ -134,9 +142,10 @@ In this tutorial, we will write a .NET Core console application to receive messa
namespace SampleEphReceiver
{
using System;
using System.Threading.Tasks;
using Microsoft.Azure.EventHubs;
using Microsoft.Azure.EventHubs.Processor;
public class Program
{
private const string EhConnectionString = "{Event Hubs connection string}";
@ -144,28 +153,33 @@ In this tutorial, we will write a .NET Core console application to receive messa
private const string StorageContainerName = "{Storage account container name}";
private const string StorageAccountName = "{Storage account name}";
private const string StorageAccountKey = "{Storage account key}";
private static readonly string StorageConnectionString = string.Format("DefaultEndpointsProtocol=https;AccountName={0};AccountKey={1}", StorageAccountName, StorageAccountKey);
public static void Main(string[] args)
{
MainAsync(args).GetAwaiter().GetResult();
}
private static async Task MainAsync(string[] args)
{
Console.WriteLine("Registering EventProcessor...");
var eventProcessorHost = new EventProcessorHost(
EhEntityPath,
EhEntityPath,
PartitionReceiver.DefaultConsumerGroupName,
EhConnectionString,
StorageConnectionString,
StorageContainerName);
// Registers the Event Processor Host and starts receiving messages
eventProcessorHost.RegisterEventProcessorAsync<SimpleEventProcessor>().Wait();
await eventProcessorHost.RegisterEventProcessorAsync<SimpleEventProcessor>();
Console.WriteLine("Receiving. Press enter key to stop worker.");
Console.ReadLine();
// Disposes of the Event Processor Host
eventProcessorHost.UnregisterEventProcessorAsync().Wait();
await eventProcessorHost.UnregisterEventProcessorAsync();
}
}
}

21
samples/SampleSender/Program.cs
Просмотреть файл

@ -10,18 +10,16 @@ namespace SampleSender
public class Program
{
private static EventHubClient eventHubClient;
private const string EhConnectionString = "{Event Hubs connection string}";
private const string EhEntityPath = "{Event Hub path/name}";
public static void Main(string[] args)
{
SendMessagesToEventHub(100).Wait();
Console.WriteLine("Press any key to exit.");
Console.ReadLine();
MainAsync(args).GetAwaiter().GetResult();
}
// Creates an Event Hub client and sends 100 messages to the event hub.
private static async Task SendMessagesToEventHub(int numMessagesToSend)
private static async Task MainAsync(string[] args)
{
// Creates an EventHubsConnectionStringBuilder object from a the connection string, and sets the EntityPath.
// Typically the connection string should have the Entity Path in it, but for the sake of this simple scenario
@ -31,8 +29,19 @@ namespace SampleSender
EntityPath = EhEntityPath
};
var eventHubClient = EventHubClient.CreateFromConnectionString(connectionStringBuilder.ToString());
eventHubClient = EventHubClient.CreateFromConnectionString(connectionStringBuilder.ToString());
await SendMessagesToEventHub(100);
await eventHubClient.CloseAsync();
Console.WriteLine("Press any key to exit.");
Console.ReadLine();
}
// Creates an Event Hub client and sends 100 messages to the event hub.
private static async Task SendMessagesToEventHub(int numMessagesToSend)
{
for (var i = 0; i < numMessagesToSend; i++)
{
try

69
samples/SampleSender/getting-started-sending.md
Просмотреть файл

@ -1,4 +1,4 @@
# Get started sending messages to Event Hubs in .NET Core
# Get started sending messages to Event Hubs in .NET Core
## What will be accomplished
@ -41,14 +41,15 @@ To send messages to an Event Hub, we will write a C# console application using V
2. Add constants to the `Program` class for the Event Hubs connection string and entity path (individual Event Hub name). Replace the placeholders in brackets with the proper values that were obtained when creating the Event Hub.
```cs
private static EventHubClient eventHubClient;
private const string EhConnectionString = "{Event Hubs connection string}";
private const string EhEntityPath = "{Event Hub path/name}";
```
3. Add a new method to the `Program` class like the following:
3. Add a new method named `MainAsync` to the `Program` class like the following:
```cs
private static async Task SendMessagesToEventHub(int numMessagesToSend)
private static async Task MainAsync(string[] args)
{
// Creates an EventHubsConnectionStringBuilder object from a the connection string, and sets the EntityPath.
// Typically the connection string should have the Entity Path in it, but for the sake of this simple scenario
@ -58,8 +59,23 @@ To send messages to an Event Hub, we will write a C# console application using V
EntityPath = EhEntityPath
};
var eventHubClient = EventHubClient.CreateFromConnectionString(connectionStringBuilder.ToString());
eventHubClient = EventHubClient.CreateFromConnectionString(connectionStringBuilder.ToString());
await SendMessagesToEventHub(100);
await eventHubClient.CloseAsync();
Console.WriteLine("Press any key to exit.");
Console.ReadLine();
}
```
4. Add a new method named `SendMessagesToEventHub` to the `Program` class like the following:
```cs
// Creates an Event Hub client and sends 100 messages to the event hub.
private static async Task SendMessagesToEventHub(int numMessagesToSend)
{
for (var i = 0; i < numMessagesToSend; i++)
{
try
@ -80,12 +96,10 @@ To send messages to an Event Hub, we will write a C# console application using V
}
```
4. Add the following code to the `Main` method in the `Program` class.
5. Add the following code to the `Main` method in the `Program` class.
```cs
SendMessagesToEventHub(100).Wait();
Console.WriteLine("Press any key to exit.");
Console.ReadLine();
MainAsync(args).GetAwaiter().GetResult();
```
Here is what your Program.cs should look like.
@ -97,21 +111,19 @@ To send messages to an Event Hub, we will write a C# console application using V
using System.Text;
using System.Threading.Tasks;
using Microsoft.Azure.EventHubs;
public class Program
{
private static EventHubClient eventHubClient;
private const string EhConnectionString = "{Event Hubs connection string}";
private const string EhEntityPath = "{Event Hub path/name}";
public static void Main(string[] args)
{
SendMessagesToEventHub(100).Wait();
Console.WriteLine("Press any key to exit.");
Console.ReadLine();
MainAsync(args).GetAwaiter().GetResult();
}
// Creates an Event Hub client and sends 100 messages to the event hub.
private static async Task SendMessagesToEventHub(int numMessagesToSend)
private static async Task MainAsync(string[] args)
{
// Creates an EventHubsConnectionStringBuilder object from a the connection string, and sets the EntityPath.
// Typically the connection string should have the Entity Path in it, but for the sake of this simple scenario
@ -120,9 +132,20 @@ To send messages to an Event Hub, we will write a C# console application using V
{
EntityPath = EhEntityPath
};
var eventHubClient = EventHubClient.CreateFromConnectionString(connectionStringBuilder.ToString());
eventHubClient = EventHubClient.CreateFromConnectionString(connectionStringBuilder.ToString());
await SendMessagesToEventHub(100);
await eventHubClient.CloseAsync();
Console.WriteLine("Press any key to exit.");
Console.ReadLine();
}
// Creates an Event Hub client and sends 100 messages to the event hub.
private static async Task SendMessagesToEventHub(int numMessagesToSend)
{
for (var i = 0; i < numMessagesToSend; i++)
{
try
@ -135,16 +158,16 @@ To send messages to an Event Hub, we will write a C# console application using V
{
Console.WriteLine($"{DateTime.Now} > Exception: {exception.Message}");
}
await Task.Delay(10);
}
Console.WriteLine($"{numMessagesToSend} messages sent.");
}
}
}
```
5. Run the program, and ensure that there are no errors thrown.
6. Run the program, and ensure that there are no errors thrown.
Congratulations! You have now created an Event Hub and sent messages to it.
Congratulations! You have now sent messages to an Event Hub.