# LifecycleHookServiceCollectionExtensions

- Kind: `class`
- Package: [Aspire.Hosting](/reference/api/csharp/aspire.hosting.md)
- Version: `13.4.0`
- Namespace: `Aspire.Hosting.Lifecycle`
- Target framework: `net8.0`
- Source: [GitHub](https://github.com/microsoft/aspire/blob/a3766e994fd2cba86c8ac60b8a80268cab7e6383/src/Aspire.Hosting/Lifecycle/LifecycleHookServiceCollectionExtensions.cs)

Provides extension methods for adding lifecycle hooks to the `DependencyInjection.IServiceCollection`.

## Definition

```csharp
namespace Aspire.Hosting.Lifecycle;

public static class LifecycleHookServiceCollectionExtensions
{
    // ...
}
```

## Methods

- [AddLifecycleHook(IServiceCollection)](/reference/api/csharp/aspire.hosting/lifecyclehookservicecollectionextensions/methods.md#addlifecyclehook-iservicecollection) `extension` `obsolete` `ats ignored` -- Adds a distributed application lifecycle hook to the service collection.
- [AddLifecycleHook(IServiceCollection, Func<IServiceProvider, T>)](/reference/api/csharp/aspire.hosting/lifecyclehookservicecollectionextensions/methods.md#addlifecyclehook-iservicecollection-func-iserviceprovider-t) `extension` `obsolete` `ats ignored` -- Adds a distributed application lifecycle hook to the service collection.
- [TryAddLifecycleHook(IServiceCollection)](/reference/api/csharp/aspire.hosting/lifecyclehookservicecollectionextensions/methods.md#tryaddlifecyclehook-iservicecollection) `extension` `obsolete` `ats ignored` -- Attempts to add a distributed application lifecycle hook to the service collection.
- [TryAddLifecycleHook(IServiceCollection, Func<IServiceProvider, T>)](/reference/api/csharp/aspire.hosting/lifecyclehookservicecollectionextensions/methods.md#tryaddlifecyclehook-iservicecollection-func-iserviceprovider-t) `extension` `obsolete` `ats ignored` -- Attempts to add a distributed application lifecycle hook to the service collection.
