ServiceCollectionServiceExtensions.AddSingleton 方法

定义

命名空间:

Microsoft.Extensions.DependencyInjection

程序集:

Microsoft.Extensions.DependencyInjection.Abstractions.dll

包:

Microsoft.Extensions.DependencyInjection.Abstractions v9.0.0-rc.1.24431.7

重载

AddSingleton(IServiceCollection, Type, Object)	将 serviceType 中指定类型的单一实例服务和 implementationInstance 中指定的实例添加到指定的 IServiceCollection 中。
AddSingleton(IServiceCollection, Type, Type)	将 serviceType 中指定类型的单一实例服务和 implementationType 中指定类型的实现添加到指定的 IServiceCollection 中。
AddSingleton(IServiceCollection, Type)	将 serviceType 中指定类型的单一实例服务添加到指定的 IServiceCollection 中。
AddSingleton(IServiceCollection, Type, Func<IServiceProvider,Object>)	使用 implementationFactory 中指定的中心将 serviceType 中指定类型的单一实例服务添加到指定的 IServiceCollection 中。
AddSingleton<TService,TImplementation>(IServiceCollection)	将 TService 中指定类型的单一实例服务和 TImplementation 中指定类型的实现添加到指定的 IServiceCollection 中。
AddSingleton<TService,TImplementation>(IServiceCollection, Func<IServiceProvider,TImplementation>)	使用 implementationFactory 中指定的中心将 TService 中指定类型的单一实例服务和 TImplementation 中指定类型的实现添加到指定的 IServiceCollection 中。
AddSingleton<TService>(IServiceCollection)	将 TService 中指定类型的单一实例服务添加到指定的 IServiceCollection 中。
AddSingleton<TService>(IServiceCollection, Func<IServiceProvider,TService>)	使用 implementationFactory 中指定的中心将 TService 中指定类型的单一实例服务添加到指定的 IServiceCollection 中。
AddSingleton<TService>(IServiceCollection, TService)	将 TService 中指定类型的单一实例服务和 implementationInstance 中指定的实例添加到指定的 IServiceCollection 中。

AddSingleton(IServiceCollection, Type, Object)

Source:

ServiceCollectionServiceExtensions.cs

将 serviceType 中指定类型的单一实例服务和 implementationInstance 中指定的实例添加到指定的 IServiceCollection 中。

public:
[System::Runtime::CompilerServices::Extension]
 static Microsoft::Extensions::DependencyInjection::IServiceCollection ^ AddSingleton(Microsoft::Extensions::DependencyInjection::IServiceCollection ^ services, Type ^ serviceType, System::Object ^ implementationInstance);

public static Microsoft.Extensions.DependencyInjection.IServiceCollection AddSingleton (this Microsoft.Extensions.DependencyInjection.IServiceCollection services, Type serviceType, object implementationInstance);

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

<Extension()>
Public Function AddSingleton (services As IServiceCollection, serviceType As Type, implementationInstance As Object) As IServiceCollection

参数

services

IServiceCollection

要向其中添加服务的 IServiceCollection。

serviceType

Type

要注册的服务类型。

implementationInstance

Object

服务实例。

返回

IServiceCollection

完成操作后对此实例的引用。

另请参阅

• Singleton

AddSingleton(IServiceCollection, Type, Type)

Source:

ServiceCollectionServiceExtensions.cs

将 serviceType 中指定类型的单一实例服务和 implementationType 中指定类型的实现添加到指定的 IServiceCollection 中。

public:
[System::Runtime::CompilerServices::Extension]
 static Microsoft::Extensions::DependencyInjection::IServiceCollection ^ AddSingleton(Microsoft::Extensions::DependencyInjection::IServiceCollection ^ services, Type ^ serviceType, Type ^ implementationType);

public static Microsoft.Extensions.DependencyInjection.IServiceCollection AddSingleton (this Microsoft.Extensions.DependencyInjection.IServiceCollection services, Type serviceType, Type implementationType);

static member AddSingleton : Microsoft.Extensions.DependencyInjection.IServiceCollection * Type * Type -> Microsoft.Extensions.DependencyInjection.IServiceCollection

<Extension()>
Public Function AddSingleton (services As IServiceCollection, serviceType As Type, implementationType As Type) As IServiceCollection

参数

services

IServiceCollection

要向其中添加服务的 IServiceCollection。

serviceType

Type

要注册的服务类型。

implementationType

Type

服务的实现类型。

返回

IServiceCollection

完成操作后对此实例的引用。

另请参阅

• Singleton

AddSingleton(IServiceCollection, Type)

Source:

ServiceCollectionServiceExtensions.cs

将 serviceType 中指定类型的单一实例服务添加到指定的 IServiceCollection 中。

public:
[System::Runtime::CompilerServices::Extension]
 static Microsoft::Extensions::DependencyInjection::IServiceCollection ^ AddSingleton(Microsoft::Extensions::DependencyInjection::IServiceCollection ^ services, Type ^ serviceType);

public static Microsoft.Extensions.DependencyInjection.IServiceCollection AddSingleton (this Microsoft.Extensions.DependencyInjection.IServiceCollection services, Type serviceType);

static member AddSingleton : Microsoft.Extensions.DependencyInjection.IServiceCollection * Type -> Microsoft.Extensions.DependencyInjection.IServiceCollection

<Extension()>
Public Function AddSingleton (services As IServiceCollection, serviceType As Type) As IServiceCollection

参数

services

IServiceCollection

要向其中添加服务的 IServiceCollection。

serviceType

Type

要注册的服务类型和要使用的实现。

返回

IServiceCollection

完成操作后对此实例的引用。

另请参阅

• Singleton

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

Source:

ServiceCollectionServiceExtensions.cs

使用 implementationFactory 中指定的中心将 serviceType 中指定类型的单一实例服务添加到指定的 IServiceCollection 中。

public:
[System::Runtime::CompilerServices::Extension]
 static Microsoft::Extensions::DependencyInjection::IServiceCollection ^ AddSingleton(Microsoft::Extensions::DependencyInjection::IServiceCollection ^ services, Type ^ serviceType, Func<IServiceProvider ^, System::Object ^> ^ implementationFactory);

public static Microsoft.Extensions.DependencyInjection.IServiceCollection AddSingleton (this Microsoft.Extensions.DependencyInjection.IServiceCollection services, Type serviceType, Func<IServiceProvider,object> implementationFactory);

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

<Extension()>
Public Function AddSingleton (services As IServiceCollection, serviceType As Type, implementationFactory As Func(Of IServiceProvider, Object)) As IServiceCollection

参数

services

IServiceCollection

要向其中添加服务的 IServiceCollection。

serviceType

Type

要注册的服务类型。

implementationFactory

Func<IServiceProvider,Object>

用于创建服务的工厂。

返回

IServiceCollection

完成操作后对此实例的引用。

另请参阅

• Singleton

AddSingleton<TService,TImplementation>(IServiceCollection)

Source:

ServiceCollectionServiceExtensions.cs

将 TService 中指定类型的单一实例服务和 TImplementation 中指定类型的实现添加到指定的 IServiceCollection 中。

public:
generic <typename TService, typename TImplementation>
 where TService : class where TImplementation : class, TService[System::Runtime::CompilerServices::Extension]
 static Microsoft::Extensions::DependencyInjection::IServiceCollection ^ AddSingleton(Microsoft::Extensions::DependencyInjection::IServiceCollection ^ services);

public static Microsoft.Extensions.DependencyInjection.IServiceCollection AddSingleton<TService,TImplementation> (this Microsoft.Extensions.DependencyInjection.IServiceCollection services) where TService : class where TImplementation : class, TService;

static member AddSingleton : Microsoft.Extensions.DependencyInjection.IServiceCollection -> Microsoft.Extensions.DependencyInjection.IServiceCollection (requires 'Service : null)

<Extension()>
Public Function AddSingleton(Of TService As Class, TImplementation As Class) (services As IServiceCollection) As IServiceCollection

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

services

IServiceCollection

要向其中添加服务的 IServiceCollection。

返回

IServiceCollection

完成操作后对此实例的引用。

另请参阅

• Singleton

AddSingleton<TService,TImplementation>(IServiceCollection, Func<IServiceProvider,TImplementation>)

Source:

ServiceCollectionServiceExtensions.cs

使用 implementationFactory 中指定的中心将 TService 中指定类型的单一实例服务和 TImplementation 中指定类型的实现添加到指定的 IServiceCollection 中。

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

public static Microsoft.Extensions.DependencyInjection.IServiceCollection AddSingleton<TService,TImplementation> (this Microsoft.Extensions.DependencyInjection.IServiceCollection services, Func<IServiceProvider,TImplementation> implementationFactory) where TService : class where TImplementation : class, TService;

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

<Extension()>
Public Function AddSingleton(Of TService As Class, TImplementation As Class) (services As IServiceCollection, implementationFactory As Func(Of IServiceProvider, TImplementation)) As IServiceCollection

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

services

IServiceCollection

要向其中添加服务的 IServiceCollection。

implementationFactory

Func<IServiceProvider,TImplementation>

用于创建服务的工厂。

返回

IServiceCollection

完成操作后对此实例的引用。

另请参阅

• Singleton

AddSingleton<TService>(IServiceCollection)

Source:

ServiceCollectionServiceExtensions.cs

将 TService 中指定类型的单一实例服务添加到指定的 IServiceCollection 中。

public:
generic <typename TService>
 where TService : class[System::Runtime::CompilerServices::Extension]
 static Microsoft::Extensions::DependencyInjection::IServiceCollection ^ AddSingleton(Microsoft::Extensions::DependencyInjection::IServiceCollection ^ services);

public static Microsoft.Extensions.DependencyInjection.IServiceCollection AddSingleton<TService> (this Microsoft.Extensions.DependencyInjection.IServiceCollection services) where TService : class;

static member AddSingleton : Microsoft.Extensions.DependencyInjection.IServiceCollection -> Microsoft.Extensions.DependencyInjection.IServiceCollection (requires 'Service : null)

<Extension()>
Public Function AddSingleton(Of TService As Class) (services As IServiceCollection) As IServiceCollection

类型参数

TService

要添加的服务类型。

参数

services

IServiceCollection

要向其中添加服务的 IServiceCollection。

返回

IServiceCollection

完成操作后对此实例的引用。

另请参阅

• Singleton

AddSingleton<TService>(IServiceCollection, Func<IServiceProvider,TService>)

Source:

ServiceCollectionServiceExtensions.cs

使用 implementationFactory 中指定的中心将 TService 中指定类型的单一实例服务添加到指定的 IServiceCollection 中。

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

public static Microsoft.Extensions.DependencyInjection.IServiceCollection AddSingleton<TService> (this Microsoft.Extensions.DependencyInjection.IServiceCollection services, Func<IServiceProvider,TService> implementationFactory) where TService : class;

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

<Extension()>
Public Function AddSingleton(Of TService As Class) (services As IServiceCollection, implementationFactory As Func(Of IServiceProvider, TService)) As IServiceCollection

类型参数

TService

要添加的服务类型。

参数

services

IServiceCollection

要向其中添加服务的 IServiceCollection。

implementationFactory

Func<IServiceProvider,TService>

用于创建服务的工厂。

返回

IServiceCollection

完成操作后对此实例的引用。

另请参阅

• Singleton

AddSingleton<TService>(IServiceCollection, TService)

Source:

ServiceCollectionServiceExtensions.cs

将 TService 中指定类型的单一实例服务和 implementationInstance 中指定的实例添加到指定的 IServiceCollection 中。

public:
generic <typename TService>
 where TService : class[System::Runtime::CompilerServices::Extension]
 static Microsoft::Extensions::DependencyInjection::IServiceCollection ^ AddSingleton(Microsoft::Extensions::DependencyInjection::IServiceCollection ^ services, TService implementationInstance);

public static Microsoft.Extensions.DependencyInjection.IServiceCollection AddSingleton<TService> (this Microsoft.Extensions.DependencyInjection.IServiceCollection services, TService implementationInstance) where TService : class;

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

<Extension()>
Public Function AddSingleton(Of TService As Class) (services As IServiceCollection, implementationInstance As TService) As IServiceCollection

类型参数

TService

参数

services

IServiceCollection

要向其中添加服务的 IServiceCollection。

implementationInstance

TService

服务实例。

返回

IServiceCollection

完成操作后对此实例的引用。

另请参阅

• Singleton