ServiceCollectionMap.TryAdd Method

  • Reference

Definition

Namespace:
Microsoft.EntityFrameworkCore.Infrastructure
Assembly:
Microsoft.EntityFrameworkCore.dll
Package:
Microsoft.EntityFrameworkCore v2.0.3
Package:
Microsoft.EntityFrameworkCore v2.1.11
Package:
Microsoft.EntityFrameworkCore v2.2.6
Package:
Microsoft.EntityFrameworkCore v3.0.0
Package:
Microsoft.EntityFrameworkCore v3.1.0
Package:
Microsoft.EntityFrameworkCore v5.0.0
Package:
Microsoft.EntityFrameworkCore v6.0.0
Package:
Microsoft.EntityFrameworkCore v7.0.0
Package:
Microsoft.EntityFrameworkCore v8.0.0

Overloads

TryAdd(Type, Func<IServiceProvider,Object>, ServiceLifetime)

Adds a service implemented by the given factory if no service for the given service type has already been registered.
TryAdd(Type, Type, ServiceLifetime)

Adds a service implemented by the given concrete type if no service for the given service type has already been registered.

TryAdd(Type, Func<IServiceProvider,Object>, ServiceLifetime)

Adds a service implemented by the given factory if no service for the given service type has already been registered.

public virtual Microsoft.EntityFrameworkCore.Infrastructure.ServiceCollectionMap TryAdd (Type serviceType, Func<IServiceProvider,object> factory, Microsoft.Extensions.DependencyInjection.ServiceLifetime lifetime);
abstract member TryAdd : Type * Func<IServiceProvider, obj> * Microsoft.Extensions.DependencyInjection.ServiceLifetime -> Microsoft.EntityFrameworkCore.Infrastructure.ServiceCollectionMap
override this.TryAdd : Type * Func<IServiceProvider, obj> * Microsoft.Extensions.DependencyInjection.ServiceLifetime -> Microsoft.EntityFrameworkCore.Infrastructure.ServiceCollectionMap
Public Overridable Function TryAdd (serviceType As Type, factory As Func(Of IServiceProvider, Object), lifetime As ServiceLifetime) As ServiceCollectionMap

Parameters

serviceType
Type

The contract for the service.

factory
Func<IServiceProvider,Object>

The factory that implements the service.

lifetime
ServiceLifetime

The service lifetime.

Returns

ServiceCollectionMap

The map, such that further calls can be chained.

Applies to

TryAdd(Type, Type, ServiceLifetime)

Adds a service implemented by the given concrete type if no service for the given service type has already been registered.

public virtual Microsoft.EntityFrameworkCore.Infrastructure.ServiceCollectionMap TryAdd (Type serviceType, Type implementationType, Microsoft.Extensions.DependencyInjection.ServiceLifetime lifetime);
abstract member TryAdd : Type * Type * Microsoft.Extensions.DependencyInjection.ServiceLifetime -> Microsoft.EntityFrameworkCore.Infrastructure.ServiceCollectionMap
override this.TryAdd : Type * Type * Microsoft.Extensions.DependencyInjection.ServiceLifetime -> Microsoft.EntityFrameworkCore.Infrastructure.ServiceCollectionMap
Public Overridable Function TryAdd (serviceType As Type, implementationType As Type, lifetime As ServiceLifetime) As ServiceCollectionMap

Parameters

serviceType
Type

The contract for the service.

implementationType
Type

The concrete type that implements the service.

lifetime
ServiceLifetime

The service lifetime.

Returns

ServiceCollectionMap

The map, such that further calls can be chained.

Applies to