ServiceDescriptor.Singleton Method

Definition

Namespace:

Microsoft.Extensions.DependencyInjection

Assembly:

Microsoft.Extensions.DependencyInjection.Abstractions.dll

Package:

Microsoft.Extensions.DependencyInjection.Abstractions v9.0.0

Overloads

Singleton(Type, Func<IServiceProvider,Object>)	Creates an instance of ServiceDescriptor with the specified serviceType, implementationFactory, and the Singleton lifetime.
Singleton(Type, Object)	Creates an instance of ServiceDescriptor with the specified serviceType, implementationInstance, and the Singleton lifetime.
Singleton(Type, Type)	Creates an instance of ServiceDescriptor with the specified service and implementationType and the Singleton lifetime.
Singleton<TService,TImplementation>()	Creates an instance of ServiceDescriptor with the specified TService, TImplementation, and the Singleton lifetime.
Singleton<TService,TImplementation>(Func<IServiceProvider,TImplementation>)	Creates an instance of ServiceDescriptor with the specified TService, TImplementation, implementationFactory, and the Singleton lifetime.
Singleton<TService>(Func<IServiceProvider,TService>)	Creates an instance of ServiceDescriptor with the specified TService, implementationFactory, and the Singleton lifetime.
Singleton<TService>(TService)	Creates an instance of ServiceDescriptor with the specified TService, implementationInstance, and the Singleton lifetime.

Singleton(Type, Func<IServiceProvider,Object>)

Source:

ServiceDescriptor.cs

Creates an instance of ServiceDescriptor with the specified serviceType, implementationFactory, and the Singleton lifetime.

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

Parameters

serviceType

Type

The type of the service.

implementationFactory

Func<IServiceProvider,Object>

A factory to create new instances of the service implementation.

Returns

ServiceDescriptor

A new instance of ServiceDescriptor.

Singleton(Type, Object)

Source:

ServiceDescriptor.cs

Creates an instance of ServiceDescriptor with the specified serviceType, implementationInstance, and the Singleton lifetime.

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

Parameters

serviceType

Type

The type of the service.

implementationInstance

Object

The instance of the implementation.

Returns

ServiceDescriptor

A new instance of ServiceDescriptor.

Singleton(Type, Type)

Source:

ServiceDescriptor.cs

Creates an instance of ServiceDescriptor with the specified service and implementationType and the Singleton lifetime.

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

Parameters

service

Type

The type of the service.

implementationType

Type

The type of the implementation.

Returns

ServiceDescriptor

A new instance of ServiceDescriptor.

Singleton<TService,TImplementation>()

Source:

ServiceDescriptor.cs

Creates an instance of ServiceDescriptor with the specified TService, TImplementation, and the Singleton lifetime.

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

Type Parameters

TService

The type of the service.

TImplementation

The type of the implementation.

Returns

ServiceDescriptor

A new instance of ServiceDescriptor.

Singleton<TService,TImplementation>(Func<IServiceProvider,TImplementation>)

Source:

ServiceDescriptor.cs

Creates an instance of ServiceDescriptor with the specified TService, TImplementation, implementationFactory, and the Singleton lifetime.

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

Type Parameters

TService

The type of the service.

TImplementation

The type of the implementation.

Parameters

implementationFactory

Func<IServiceProvider,TImplementation>

A factory to create new instances of the service implementation.

Returns

ServiceDescriptor

A new instance of ServiceDescriptor.

Singleton<TService>(Func<IServiceProvider,TService>)

Source:

ServiceDescriptor.cs

Creates an instance of ServiceDescriptor with the specified TService, implementationFactory, and the Singleton lifetime.

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

Type Parameters

TService

The type of the service.

Parameters

implementationFactory

Func<IServiceProvider,TService>

A factory to create new instances of the service implementation.

Returns

ServiceDescriptor

A new instance of ServiceDescriptor.

Singleton<TService>(TService)

Source:

ServiceDescriptor.cs

Creates an instance of ServiceDescriptor with the specified TService, implementationInstance, and the Singleton lifetime.

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

Type Parameters

TService

The type of the service.

Parameters

implementationInstance

TService

The instance of the implementation.

Returns

ServiceDescriptor

A new instance of ServiceDescriptor.