ServiceDescriptor.KeyedSingleton 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-preview.3.24172.9

重载

KeyedSingleton(Type, Object, Func<IServiceProvider,Object,Object>)	创建具有指定 serviceType、implementationFactory 和 Singleton 生存期的 ServiceDescriptor 实例。
KeyedSingleton(Type, Object, Object)	创建具有指定 serviceType、implementationInstance 和 Singleton 生存期的 ServiceDescriptor 实例。
KeyedSingleton(Type, Object, Type)	创建具有指定 service、implementationType 和 Singleton 生存期的 ServiceDescriptor 实例。
KeyedSingleton<TService,TImplementation>(Object, Func<IServiceProvider,Object,TImplementation>)	创建具有指定 TService、TImplementation、implementationFactory 和 Singleton 生存期的 ServiceDescriptor 实例。
KeyedSingleton<TService,TImplementation>(Object)	创建具有指定 TService、TImplementation 和 Singleton 生存期的 ServiceDescriptor 实例。
KeyedSingleton<TService>(Object, Func<IServiceProvider,Object,TService>)	创建具有指定 TService、implementationFactory 和 Singleton 生存期的 ServiceDescriptor 实例。
KeyedSingleton<TService>(Object, TService)	创建具有指定 TService、implementationInstance 和 Singleton 生存期的 ServiceDescriptor 实例。

KeyedSingleton(Type, Object, Func<IServiceProvider,Object,Object>)

Source:

ServiceDescriptor.cs

创建具有指定 serviceType、implementationFactory 和 Singleton 生存期的 ServiceDescriptor 实例。

public:
 static Microsoft::Extensions::DependencyInjection::ServiceDescriptor ^ KeyedSingleton(Type ^ serviceType, System::Object ^ serviceKey, Func<IServiceProvider ^, System::Object ^, System::Object ^> ^ implementationFactory);

public static Microsoft.Extensions.DependencyInjection.ServiceDescriptor KeyedSingleton (Type serviceType, object? serviceKey, Func<IServiceProvider,object?,object> implementationFactory);

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

Public Shared Function KeyedSingleton (serviceType As Type, serviceKey As Object, implementationFactory As Func(Of IServiceProvider, Object, Object)) As ServiceDescriptor

参数

serviceType

Type

服务的类型。

serviceKey

Object

服务的 ServiceKey。

implementationFactory

Func<IServiceProvider,Object,Object>

用于创建服务实现的新实例的工厂。

返回

ServiceDescriptor

ServiceDescriptor 的新实例。

KeyedSingleton(Type, Object, Object)

Source:

ServiceDescriptor.cs

创建具有指定 serviceType、implementationInstance 和 Singleton 生存期的 ServiceDescriptor 实例。

public:
 static Microsoft::Extensions::DependencyInjection::ServiceDescriptor ^ KeyedSingleton(Type ^ serviceType, System::Object ^ serviceKey, System::Object ^ implementationInstance);

public static Microsoft.Extensions.DependencyInjection.ServiceDescriptor KeyedSingleton (Type serviceType, object? serviceKey, object implementationInstance);

static member KeyedSingleton : Type * obj * obj -> Microsoft.Extensions.DependencyInjection.ServiceDescriptor

Public Shared Function KeyedSingleton (serviceType As Type, serviceKey As Object, implementationInstance As Object) As ServiceDescriptor

参数

serviceType

Type

服务的类型。

serviceKey

Object

服务的 ServiceKey。

implementationInstance

Object

实现的实例。

返回

ServiceDescriptor

ServiceDescriptor 的新实例。

KeyedSingleton(Type, Object, Type)

Source:

ServiceDescriptor.cs

创建具有指定 service、implementationType 和 Singleton 生存期的 ServiceDescriptor 实例。

public:
 static Microsoft::Extensions::DependencyInjection::ServiceDescriptor ^ KeyedSingleton(Type ^ service, System::Object ^ serviceKey, Type ^ implementationType);

public static Microsoft.Extensions.DependencyInjection.ServiceDescriptor KeyedSingleton (Type service, object? serviceKey, Type implementationType);

static member KeyedSingleton : Type * obj * Type -> Microsoft.Extensions.DependencyInjection.ServiceDescriptor

Public Shared Function KeyedSingleton (service As Type, serviceKey As Object, implementationType As Type) As ServiceDescriptor

参数

service

Type

服务的类型。

serviceKey

Object

服务的 ServiceKey。

implementationType

Type

实现的类型。

返回

ServiceDescriptor

ServiceDescriptor 的新实例。

KeyedSingleton<TService,TImplementation>(Object, Func<IServiceProvider,Object,TImplementation>)

Source:

ServiceDescriptor.cs

创建具有指定 TService、TImplementation、implementationFactory 和 Singleton 生存期的 ServiceDescriptor 实例。

public:
generic <typename TService, typename TImplementation>
 where TService : class where TImplementation : class, TService static Microsoft::Extensions::DependencyInjection::ServiceDescriptor ^ KeyedSingleton(System::Object ^ serviceKey, Func<IServiceProvider ^, System::Object ^, TImplementation> ^ implementationFactory);

public static Microsoft.Extensions.DependencyInjection.ServiceDescriptor KeyedSingleton<TService,TImplementation> (object? serviceKey, Func<IServiceProvider,object?,TImplementation> implementationFactory) where TService : class where TImplementation : class, TService;

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

Public Shared Function KeyedSingleton(Of TService As Class, TImplementation As Class) (serviceKey As Object, implementationFactory As Func(Of IServiceProvider, Object, TImplementation)) As ServiceDescriptor

类型参数

TService

服务的类型。

TImplementation

实现的类型。

参数

serviceKey

Object

服务的 ServiceKey。

implementationFactory

Func<IServiceProvider,Object,TImplementation>

用于创建服务实现的新实例的工厂。

返回

ServiceDescriptor

ServiceDescriptor 的新实例。

KeyedSingleton<TService,TImplementation>(Object)

Source:

ServiceDescriptor.cs

创建具有指定 TService、TImplementation 和 Singleton 生存期的 ServiceDescriptor 实例。

public:
generic <typename TService, typename TImplementation>
 where TService : class where TImplementation : class, TService static Microsoft::Extensions::DependencyInjection::ServiceDescriptor ^ KeyedSingleton(System::Object ^ serviceKey);

public static Microsoft.Extensions.DependencyInjection.ServiceDescriptor KeyedSingleton<TService,TImplementation> (object? serviceKey) where TService : class where TImplementation : class, TService;

static member KeyedSingleton : obj -> Microsoft.Extensions.DependencyInjection.ServiceDescriptor (requires 'Service : null)

Public Shared Function KeyedSingleton(Of TService As Class, TImplementation As Class) (serviceKey As Object) As ServiceDescriptor

类型参数

TService

服务的类型。

TImplementation

实现的类型。

参数

serviceKey

Object

服务的 ServiceKey。

返回

ServiceDescriptor

ServiceDescriptor 的新实例。

KeyedSingleton<TService>(Object, Func<IServiceProvider,Object,TService>)

Source:

ServiceDescriptor.cs

创建具有指定 TService、implementationFactory 和 Singleton 生存期的 ServiceDescriptor 实例。

public:
generic <typename TService>
 where TService : class static Microsoft::Extensions::DependencyInjection::ServiceDescriptor ^ KeyedSingleton(System::Object ^ serviceKey, Func<IServiceProvider ^, System::Object ^, TService> ^ implementationFactory);

public static Microsoft.Extensions.DependencyInjection.ServiceDescriptor KeyedSingleton<TService> (object? serviceKey, Func<IServiceProvider,object?,TService> implementationFactory) where TService : class;

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

Public Shared Function KeyedSingleton(Of TService As Class) (serviceKey As Object, implementationFactory As Func(Of IServiceProvider, Object, TService)) As ServiceDescriptor

类型参数

TService

服务的类型。

参数

serviceKey

Object

服务的 ServiceKey。

implementationFactory

Func<IServiceProvider,Object,TService>

用于创建服务实现的新实例的工厂。

返回

ServiceDescriptor

ServiceDescriptor 的新实例。

KeyedSingleton<TService>(Object, TService)

Source:

ServiceDescriptor.cs

创建具有指定 TService、implementationInstance 和 Singleton 生存期的 ServiceDescriptor 实例。

public:
generic <typename TService>
 where TService : class static Microsoft::Extensions::DependencyInjection::ServiceDescriptor ^ KeyedSingleton(System::Object ^ serviceKey, TService implementationInstance);

public static Microsoft.Extensions.DependencyInjection.ServiceDescriptor KeyedSingleton<TService> (object? serviceKey, TService implementationInstance) where TService : class;

static member KeyedSingleton : obj * 'Service -> Microsoft.Extensions.DependencyInjection.ServiceDescriptor (requires 'Service : null)

Public Shared Function KeyedSingleton(Of TService As Class) (serviceKey As Object, implementationInstance As TService) As ServiceDescriptor

类型参数

TService

服务的类型。

参数

serviceKey

Object

服务的 ServiceKey。

implementationInstance

TService

实现的实例。

返回

ServiceDescriptor

ServiceDescriptor 的新实例。