ServiceCollectionMap.TryAdd Method

Definition

Namespace:

Microsoft.EntityFrameworkCore.Infrastructure

Assembly:

Microsoft.EntityFrameworkCore.dll

Package:

Microsoft.EntityFrameworkCore v9.0.0

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)

Source:

ServiceCollectionMap.cs

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.

TryAdd(Type, Type, ServiceLifetime)

Source:

ServiceCollectionMap.cs

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.