Microsoft.Extensions.DependencyInjection Namespace

Reference

Important

Some information relates to prerelease product that may be substantially modified before it’s released. Microsoft makes no warranties, express or implied, with respect to the information provided here.

Provides classes that support the implementation of the dependency injection software design pattern.

Classes

ActivatorUtilities	Helper code for the various activator services.
ActivatorUtilitiesConstructorAttribute	Marks the constructor to be used when activating type using ActivatorUtilities.
DefaultServiceProviderFactory	Default implementation of IServiceProviderFactory<TContainerBuilder>.
EncoderServiceCollectionExtensions	Extension methods for setting up web encoding services in an IServiceCollection.
EntityFrameworkCoreHealthChecksBuilderExtensions
HealthChecksBuilderAddCheckExtensions	Provides basic extension methods for registering IHealthCheck instances in an IHealthChecksBuilder.
HealthChecksBuilderDelegateExtensions	Provides extension methods for registering delegates with the IHealthChecksBuilder.
HealthCheckServiceCollectionExtensions	Provides extension methods for registering HealthCheckService in an IServiceCollection.
HttpClientBuilderExtensions	Extension methods for configuring an IHttpClientBuilder.
HttpClientFactoryServiceCollectionExtensions	Extensions methods to configure an IServiceCollection for IHttpClientFactory.
LocalizationServiceCollectionExtensions	Extension methods for setting up localization services in an IServiceCollection.
LoggingServiceCollectionExtensions	Extension methods for setting up logging services in an IServiceCollection.
MemoryCacheServiceCollectionExtensions	Extension methods for setting up memory cache related services in an IServiceCollection.
OptionsBuilderConfigurationExtensions	Extension methods for adding configuration related options services to the DI container via OptionsBuilder<TOptions>.
OptionsBuilderDataAnnotationsExtensions	Extension methods for adding configuration-related options services to the DI container via OptionsBuilder<TOptions>.
OptionsBuilderExtensions	Extension methods for adding configuration related options services to the DI container via OptionsBuilder<TOptions>.
OptionsConfigurationServiceCollectionExtensions	Extension methods for adding configuration related options services to the DI container.
OptionsServiceCollectionExtensions	Extension methods for adding options services to the DI container.
PollyHttpClientBuilderExtensions	Extensions methods for configuring PolicyHttpMessageHandler message handlers as part of and HttpClient message handler pipeline.
PollyServiceCollectionExtensions	Provides convenience extension methods to register IPolicyRegistry<TKey> and IReadOnlyPolicyRegistry<TKey> in the service collection.
RedisCacheServiceCollectionExtensions	Extension methods for setting up Redis distributed cache related services in an IServiceCollection.
ServiceCollection	Default implementation of IServiceCollection.
ServiceCollectionContainerBuilderExtensions	Extension methods for building a ServiceProvider from an IServiceCollection.
ServiceCollectionHostedServiceExtensions
ServiceCollectionServiceExtensions	Extension methods for adding services to an IServiceCollection.
ServiceDescriptor	Describes a service with its service type, implementation, and lifetime.
ServiceProvider	The default IServiceProvider.
ServiceProviderOptions	Options for configuring various behaviors of the default IServiceProvider implementation.
ServiceProviderServiceExtensions	Extension methods for getting services from an IServiceProvider.
SqlServerCachingServicesExtensions	Extension methods for setting up Microsoft SQL Server distributed cache services in an IServiceCollection.
StackExchangeRedisCacheServiceCollectionExtensions	Extension methods for setting up Redis distributed cache related services in an IServiceCollection.

Structs

AsyncServiceScope

A IServiceScope implementation that implements IAsyncDisposable.

Interfaces

IHealthChecksBuilder	A builder used to register health checks.
IHttpClientBuilder	A builder for configuring named HttpClient instances returned by IHttpClientFactory.
IServiceCollection	Specifies the contract for a collection of service descriptors.
IServiceProviderFactory<TContainerBuilder>	Provides an extension point for creating a container specific builder and an IServiceProvider.
IServiceProviderIsService	Optional service used to determine if the specified type is available from the IServiceProvider.
IServiceScope	The Dispose() method ends the scope lifetime. Once Dispose is called, any scoped services that have been resolved from ServiceProvider will be disposed.
IServiceScopeFactory	A factory for creating instances of IServiceScope, which is used to create services within a scope.
ISupportRequiredService	Optional contract used by GetRequiredService<T>(IServiceProvider) to resolve services if supported by IServiceProvider.

Enums

ServiceLifetime

Specifies the lifetime of a service in an IServiceCollection.

Delegates

ObjectFactory	The result of CreateFactory(Type, Type[]).
ObjectFactory<T>