ServiceCollectionDescriptorExtensions.TryAddSingleton 方法
定義
重要
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多載
| 名稱 | Description |
|---|---|
| TryAddSingleton(IServiceCollection, Type, Type) |
如果服務類型尚未註冊，則會將指定 |
| TryAddSingleton(IServiceCollection, Type, Func<IServiceProvider,Object>) |
如果服務類型尚未註冊，則會將指定的 |
| TryAddSingleton(IServiceCollection, Type) |
如果服務類型尚未註冊，則會將指定的 |
| TryAddSingleton<TService,TImplementation>(IServiceCollection) |
如果服務類型尚未註冊，則會將指定的 |
| TryAddSingleton<TService>(IServiceCollection) |
如果服務類型尚未註冊，則會將指定的 |
| TryAddSingleton<TService>(IServiceCollection, Func<IServiceProvider,TService>) |
如果服務類型尚未註冊，則會將指定的 |
| TryAddSingleton<TService>(IServiceCollection, TService) |
如果服務類型尚未註冊，則會將指定的 |
TryAddSingleton(IServiceCollection, Type, Type)
如果服務類型尚未註冊，則會將指定serviceSingleton服務加入實implementationType作collection中。
public:
[System::Runtime::CompilerServices::Extension]
static void TryAddSingleton(Microsoft::Extensions::DependencyInjection::IServiceCollection ^ collection, Type ^ service, Type ^ implementationType);public static void TryAddSingleton(this Microsoft.Extensions.DependencyInjection.IServiceCollection collection, Type service, Type implementationType);static member TryAddSingleton : Microsoft.Extensions.DependencyInjection.IServiceCollection * Type * Type -> unit<Extension()>
Public Sub TryAddSingleton (collection As IServiceCollection, service As Type, implementationType As Type)參數
- collection
- IServiceCollection
- service
- Type
服務類型。
- implementationType
- Type
服務的實作類型。
另請參閱
適用於
TryAddSingleton(IServiceCollection, Type, Func<IServiceProvider,Object>)
如果服務類型尚未註冊，則會將指定的serviceSingleton服務加入工廠設定的服務implementationFactory中collection。
public:
[System::Runtime::CompilerServices::Extension]
static void TryAddSingleton(Microsoft::Extensions::DependencyInjection::IServiceCollection ^ collection, Type ^ service, Func<IServiceProvider ^, System::Object ^> ^ implementationFactory);public static void TryAddSingleton(this Microsoft.Extensions.DependencyInjection.IServiceCollection collection, Type service, Func<IServiceProvider,object> implementationFactory);static member TryAddSingleton : Microsoft.Extensions.DependencyInjection.IServiceCollection * Type * Func<IServiceProvider, obj> -> unit<Extension()>
Public Sub TryAddSingleton (collection As IServiceCollection, service As Type, implementationFactory As Func(Of IServiceProvider, Object))參數
- collection
- IServiceCollection
- service
- Type
服務類型。
- implementationFactory
- Func<IServiceProvider,Object>
創造這項服務的工廠。
另請參閱
適用於
TryAddSingleton(IServiceCollection, Type)
如果服務類型尚未註冊，則會將指定的serviceSingleton服務加入 。collection
public:
[System::Runtime::CompilerServices::Extension]
static void TryAddSingleton(Microsoft::Extensions::DependencyInjection::IServiceCollection ^ collection, Type ^ service);public static void TryAddSingleton(this Microsoft.Extensions.DependencyInjection.IServiceCollection collection, Type service);static member TryAddSingleton : Microsoft.Extensions.DependencyInjection.IServiceCollection * Type -> unit<Extension()>
Public Sub TryAddSingleton (collection As IServiceCollection, service As Type)參數
- collection
- IServiceCollection
- service
- Type
服務類型。
另請參閱
適用於
TryAddSingleton<TService,TImplementation>(IServiceCollection)
如果服務類型尚未註冊，則會將指定的TServiceSingleton服務實作TImplementation類型加入 。collection
public:
generic <typename TService, typename TImplementation>
where TService : class where TImplementation : class, TService[System::Runtime::CompilerServices::Extension]
static void TryAddSingleton(Microsoft::Extensions::DependencyInjection::IServiceCollection ^ collection);public static void TryAddSingleton<TService,TImplementation>(this Microsoft.Extensions.DependencyInjection.IServiceCollection collection) where TService : class where TImplementation : class, TService;static member TryAddSingleton : Microsoft.Extensions.DependencyInjection.IServiceCollection -> unit (requires 'Service : null)<Extension()>
Public Sub TryAddSingleton(Of TService As Class, TImplementation As Class) (collection As IServiceCollection)類型參數
- TService
要加入的服務類型。
- TImplementation
要使用的實作類型。
參數
- collection
- IServiceCollection
另請參閱
適用於
TryAddSingleton<TService>(IServiceCollection)
如果服務類型尚未註冊，則會將指定的TServiceSingleton服務加入 。collection
public:
generic <typename TService>
where TService : class[System::Runtime::CompilerServices::Extension]
static void TryAddSingleton(Microsoft::Extensions::DependencyInjection::IServiceCollection ^ collection);public static void TryAddSingleton<TService>(this Microsoft.Extensions.DependencyInjection.IServiceCollection collection) where TService : class;static member TryAddSingleton : Microsoft.Extensions.DependencyInjection.IServiceCollection -> unit (requires 'Service : null)<Extension()>
Public Sub TryAddSingleton(Of TService As Class) (collection As IServiceCollection)類型參數
- TService
要加入的服務類型。
參數
- collection
- IServiceCollection
另請參閱
適用於
TryAddSingleton<TService>(IServiceCollection, Func<IServiceProvider,TService>)
如果服務類型尚未註冊，則會將指定的TServiceSingleton服務加入工廠設定的服務implementationFactory中services。
public:
generic <typename TService>
where TService : class[System::Runtime::CompilerServices::Extension]
static void TryAddSingleton(Microsoft::Extensions::DependencyInjection::IServiceCollection ^ services, Func<IServiceProvider ^, TService> ^ implementationFactory);public static void TryAddSingleton<TService>(this Microsoft.Extensions.DependencyInjection.IServiceCollection services, Func<IServiceProvider,TService> implementationFactory) where TService : class;static member TryAddSingleton : Microsoft.Extensions.DependencyInjection.IServiceCollection * Func<IServiceProvider, 'Service (requires 'Service : null)> -> unit (requires 'Service : null)<Extension()>
Public Sub TryAddSingleton(Of TService As Class) (services As IServiceCollection, implementationFactory As Func(Of IServiceProvider, TService))類型參數
- TService
要加入的服務類型。
參數
- services
- IServiceCollection
- implementationFactory
- Func<IServiceProvider,TService>
創造這項服務的工廠。
另請參閱
適用於
TryAddSingleton<TService>(IServiceCollection, TService)
如果服務類型尚未註冊，則會將指定的TServiceSingleton服務加入並指定實例。instancecollection
public:
generic <typename TService>
where TService : class[System::Runtime::CompilerServices::Extension]
static void TryAddSingleton(Microsoft::Extensions::DependencyInjection::IServiceCollection ^ collection, TService instance);public static void TryAddSingleton<TService>(this Microsoft.Extensions.DependencyInjection.IServiceCollection collection, TService instance) where TService : class;static member TryAddSingleton : Microsoft.Extensions.DependencyInjection.IServiceCollection * 'Service -> unit (requires 'Service : null)<Extension()>
Public Sub TryAddSingleton(Of TService As Class) (collection As IServiceCollection, instance As TService)類型參數
- TService
要加入的服務類型。
參數
- collection
- IServiceCollection
- instance
- TService
服務實例需要新增。
