ServiceCollectionDescriptorExtensions.TryAddKeyedSingleton 方法

定义

命名空间:

Microsoft.Extensions.DependencyInjection.Extensions

程序集:

Microsoft.Extensions.DependencyInjection.Abstractions.dll

包:

Microsoft.Extensions.DependencyInjection.Abstractions v9.0.0-preview.3.24172.9

重载

TryAddKeyedSingleton(IServiceCollection, Type, Object)	如果服务类型尚未注册，则将指定的 service 作为 Singleton 服务添加到 collection 中。
TryAddKeyedSingleton(IServiceCollection, Type, Object, Func<IServiceProvider,Object,Object>)	如果服务类型尚未注册，则使用 implementationFactory 中指定的中心将指定的 service 作为 Singleton 服务添加到 collection 中。
TryAddKeyedSingleton(IServiceCollection, Type, Object, Type)	如果服务类型尚未注册，则使用 implementationType 实现将指定的 service 作为 Singleton 服务添加到 collection 中。
TryAddKeyedSingleton<TService,TImplementation>(IServiceCollection, Object)	如果服务类型尚未注册，则将指定的 TService 作为 TImplementation 中指定的 Singleton 服务实现类型添加到 collection 中。
TryAddKeyedSingleton<TService>(IServiceCollection, Object)	如果服务类型尚未注册，则将指定的 TService 作为 Singleton 服务添加到 collection 中。
TryAddKeyedSingleton<TService>(IServiceCollection, Object, Func<IServiceProvider,Object,TService>)	如果服务类型尚未注册，则使用 implementationFactory 中指定的中心将指定的 TService 作为 Singleton 服务添加到 services 中。
TryAddKeyedSingleton<TService>(IServiceCollection, Object, TService)	如果服务类型尚未注册，则将指定的 TService 作为包含 instance 中指定的实例的 Singleton 服务添加到 collection 中。

TryAddKeyedSingleton(IServiceCollection, Type, Object)

Source:

ServiceCollectionDescriptorExtensions.Keyed.cs

如果服务类型尚未注册，则将指定的 service 作为 Singleton 服务添加到 collection 中。

public:
[System::Runtime::CompilerServices::Extension]
 static void TryAddKeyedSingleton(Microsoft::Extensions::DependencyInjection::IServiceCollection ^ collection, Type ^ service, System::Object ^ serviceKey);

public static void TryAddKeyedSingleton (this Microsoft.Extensions.DependencyInjection.IServiceCollection collection, Type service, object? serviceKey);

static member TryAddKeyedSingleton : Microsoft.Extensions.DependencyInjection.IServiceCollection * Type * obj -> unit

<Extension()>
Public Sub TryAddKeyedSingleton (collection As IServiceCollection, service As Type, serviceKey As Object)

参数

collection

IServiceCollection

IServiceCollection

service

Type

要注册的服务类型。

serviceKey

Object

服务密钥。

TryAddKeyedSingleton(IServiceCollection, Type, Object, Func<IServiceProvider,Object,Object>)

Source:

ServiceCollectionDescriptorExtensions.Keyed.cs

如果服务类型尚未注册，则使用 implementationFactory 中指定的中心将指定的 service 作为 Singleton 服务添加到 collection 中。

public:
[System::Runtime::CompilerServices::Extension]
 static void TryAddKeyedSingleton(Microsoft::Extensions::DependencyInjection::IServiceCollection ^ collection, Type ^ service, System::Object ^ serviceKey, Func<IServiceProvider ^, System::Object ^, System::Object ^> ^ implementationFactory);

public static void TryAddKeyedSingleton (this Microsoft.Extensions.DependencyInjection.IServiceCollection collection, Type service, object? serviceKey, Func<IServiceProvider,object?,object> implementationFactory);

static member TryAddKeyedSingleton : Microsoft.Extensions.DependencyInjection.IServiceCollection * Type * obj * Func<IServiceProvider, obj, obj> -> unit

<Extension()>
Public Sub TryAddKeyedSingleton (collection As IServiceCollection, service As Type, serviceKey As Object, implementationFactory As Func(Of IServiceProvider, Object, Object))

参数

collection

IServiceCollection

IServiceCollection

service

Type

要注册的服务类型。

serviceKey

Object

服务密钥。

implementationFactory

Func<IServiceProvider,Object,Object>

用于创建服务的工厂。

TryAddKeyedSingleton(IServiceCollection, Type, Object, Type)

Source:

ServiceCollectionDescriptorExtensions.Keyed.cs

如果服务类型尚未注册，则使用 implementationType 实现将指定的 service 作为 Singleton 服务添加到 collection 中。

public:
[System::Runtime::CompilerServices::Extension]
 static void TryAddKeyedSingleton(Microsoft::Extensions::DependencyInjection::IServiceCollection ^ collection, Type ^ service, System::Object ^ serviceKey, Type ^ implementationType);

public static void TryAddKeyedSingleton (this Microsoft.Extensions.DependencyInjection.IServiceCollection collection, Type service, object? serviceKey, Type implementationType);

static member TryAddKeyedSingleton : Microsoft.Extensions.DependencyInjection.IServiceCollection * Type * obj * Type -> unit

<Extension()>
Public Sub TryAddKeyedSingleton (collection As IServiceCollection, service As Type, serviceKey As Object, implementationType As Type)

参数

collection

IServiceCollection

IServiceCollection

service

Type

要注册的服务类型。

serviceKey

Object

服务密钥。

implementationType

Type

服务的实现类型。

TryAddKeyedSingleton<TService,TImplementation>(IServiceCollection, Object)

Source:

ServiceCollectionDescriptorExtensions.Keyed.cs

如果服务类型尚未注册，则将指定的 TService 作为 TImplementation 中指定的 Singleton 服务实现类型添加到 collection 中。

public:
generic <typename TService, typename TImplementation>
 where TService : class where TImplementation : class, TService[System::Runtime::CompilerServices::Extension]
 static void TryAddKeyedSingleton(Microsoft::Extensions::DependencyInjection::IServiceCollection ^ collection, System::Object ^ serviceKey);

public static void TryAddKeyedSingleton<TService,TImplementation> (this Microsoft.Extensions.DependencyInjection.IServiceCollection collection, object? serviceKey) where TService : class where TImplementation : class, TService;

static member TryAddKeyedSingleton : Microsoft.Extensions.DependencyInjection.IServiceCollection * obj -> unit (requires 'Service : null)

<Extension()>
Public Sub TryAddKeyedSingleton(Of TService As Class, TImplementation As Class) (collection As IServiceCollection, serviceKey As Object)

类型参数

TService

要添加的服务类型。

TImplementation

要使用的实现的类型。

参数

collection

IServiceCollection

IServiceCollection。

serviceKey

Object

服务密钥。

TryAddKeyedSingleton<TService>(IServiceCollection, Object)

Source:

ServiceCollectionDescriptorExtensions.Keyed.cs

如果服务类型尚未注册，则将指定的 TService 作为 Singleton 服务添加到 collection 中。

public:
generic <typename TService>
 where TService : class[System::Runtime::CompilerServices::Extension]
 static void TryAddKeyedSingleton(Microsoft::Extensions::DependencyInjection::IServiceCollection ^ collection, System::Object ^ serviceKey);

public static void TryAddKeyedSingleton<TService> (this Microsoft.Extensions.DependencyInjection.IServiceCollection collection, object? serviceKey) where TService : class;

static member TryAddKeyedSingleton : Microsoft.Extensions.DependencyInjection.IServiceCollection * obj -> unit (requires 'Service : null)

<Extension()>
Public Sub TryAddKeyedSingleton(Of TService As Class) (collection As IServiceCollection, serviceKey As Object)

类型参数

TService

要添加的服务类型。

参数

collection

IServiceCollection

IServiceCollection

serviceKey

Object

服务密钥。

TryAddKeyedSingleton<TService>(IServiceCollection, Object, Func<IServiceProvider,Object,TService>)

Source:

ServiceCollectionDescriptorExtensions.Keyed.cs

如果服务类型尚未注册，则使用 implementationFactory 中指定的中心将指定的 TService 作为 Singleton 服务添加到 services 中。

public:
generic <typename TService>
 where TService : class[System::Runtime::CompilerServices::Extension]
 static void TryAddKeyedSingleton(Microsoft::Extensions::DependencyInjection::IServiceCollection ^ services, System::Object ^ serviceKey, Func<IServiceProvider ^, System::Object ^, TService> ^ implementationFactory);

public static void TryAddKeyedSingleton<TService> (this Microsoft.Extensions.DependencyInjection.IServiceCollection services, object? serviceKey, Func<IServiceProvider,object?,TService> implementationFactory) where TService : class;

static member TryAddKeyedSingleton : Microsoft.Extensions.DependencyInjection.IServiceCollection * obj * Func<IServiceProvider, obj, 'Service (requires 'Service : null)> -> unit (requires 'Service : null)

<Extension()>
Public Sub TryAddKeyedSingleton(Of TService As Class) (services As IServiceCollection, serviceKey As Object, implementationFactory As Func(Of IServiceProvider, Object, TService))

类型参数

TService

要添加的服务类型。

参数

services

IServiceCollection

IServiceCollection

serviceKey

Object

服务密钥。

implementationFactory

Func<IServiceProvider,Object,TService>

用于创建服务的工厂。

TryAddKeyedSingleton<TService>(IServiceCollection, Object, TService)

Source:

ServiceCollectionDescriptorExtensions.Keyed.cs

如果服务类型尚未注册，则将指定的 TService 作为包含 instance 中指定的实例的 Singleton 服务添加到 collection 中。

public:
generic <typename TService>
 where TService : class[System::Runtime::CompilerServices::Extension]
 static void TryAddKeyedSingleton(Microsoft::Extensions::DependencyInjection::IServiceCollection ^ collection, System::Object ^ serviceKey, TService instance);

public static void TryAddKeyedSingleton<TService> (this Microsoft.Extensions.DependencyInjection.IServiceCollection collection, object? serviceKey, TService instance) where TService : class;

static member TryAddKeyedSingleton : Microsoft.Extensions.DependencyInjection.IServiceCollection * obj * 'Service -> unit (requires 'Service : null)

<Extension()>
Public Sub TryAddKeyedSingleton(Of TService As Class) (collection As IServiceCollection, serviceKey As Object, instance As TService)

类型参数

TService

要添加的服务类型。

参数

collection

IServiceCollection

IServiceCollection

serviceKey

Object

服务密钥。

instance

TService

要添加的服务的实例。