ServiceDescriptor.Singleton 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

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

Singleton(Type, Func<IServiceProvider,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 ^ Singleton(Type ^ serviceType, Func<IServiceProvider ^, System::Object ^> ^ implementationFactory);

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

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

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

参数

serviceType

Type

服务的类型。

implementationFactory

Func<IServiceProvider,Object>

用于创建服务实现的新实例的工厂。

返回

ServiceDescriptor

ServiceDescriptor 的新实例。

Singleton(Type, Object)

Source:

ServiceDescriptor.cs

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

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

public static Microsoft.Extensions.DependencyInjection.ServiceDescriptor Singleton (Type serviceType, object implementationInstance);

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

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

参数

serviceType

Type

服务的类型。

implementationInstance

Object

实现的实例。

返回

ServiceDescriptor

ServiceDescriptor 的新实例。

Singleton(Type, 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 ^ Singleton(Type ^ service, Type ^ implementationType);

public static Microsoft.Extensions.DependencyInjection.ServiceDescriptor Singleton (Type service, Type implementationType);

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

Public Shared Function Singleton (service As Type, implementationType As Type) As ServiceDescriptor

参数

service

Type

服务的类型。

implementationType

Type

实现的类型。

返回

ServiceDescriptor

ServiceDescriptor 的新实例。

Singleton<TService,TImplementation>()

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 ^ Singleton();

public static Microsoft.Extensions.DependencyInjection.ServiceDescriptor Singleton<TService,TImplementation> () where TService : class where TImplementation : class, TService;

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

Public Shared Function Singleton(Of TService As Class, TImplementation As Class) () As ServiceDescriptor

类型参数

TService

服务的类型。

TImplementation

实现的类型。

返回

ServiceDescriptor

ServiceDescriptor 的新实例。

Singleton<TService,TImplementation>(Func<IServiceProvider,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 ^ Singleton(Func<IServiceProvider ^, TImplementation> ^ implementationFactory);

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

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

Public Shared Function Singleton(Of TService As Class, TImplementation As Class) (implementationFactory As Func(Of IServiceProvider, TImplementation)) As ServiceDescriptor

类型参数

TService

服务的类型。

TImplementation

实现的类型。

参数

implementationFactory

Func<IServiceProvider,TImplementation>

用于创建服务实现的新实例的工厂。

返回

ServiceDescriptor

ServiceDescriptor 的新实例。

Singleton<TService>(Func<IServiceProvider,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 ^ Singleton(Func<IServiceProvider ^, TService> ^ implementationFactory);

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

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

Public Shared Function Singleton(Of TService As Class) (implementationFactory As Func(Of IServiceProvider, TService)) As ServiceDescriptor

类型参数

TService

服务的类型。

参数

implementationFactory

Func<IServiceProvider,TService>

用于创建服务实现的新实例的工厂。

返回

ServiceDescriptor

ServiceDescriptor 的新实例。

Singleton<TService>(TService)

Source:

ServiceDescriptor.cs

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

public:
generic <typename TService>
 where TService : class static Microsoft::Extensions::DependencyInjection::ServiceDescriptor ^ Singleton(TService implementationInstance);

public static Microsoft.Extensions.DependencyInjection.ServiceDescriptor Singleton<TService> (TService implementationInstance) where TService : class;

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

Public Shared Function Singleton(Of TService As Class) (implementationInstance As TService) As ServiceDescriptor

类型参数

TService

服务的类型。

参数

implementationInstance

TService

实现的实例。

返回

ServiceDescriptor

ServiceDescriptor 的新实例。