ServiceCollectionMap.TryAddSingleton 方法
定义
重要
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重载
TryAddSingleton(Type, Type) |
Singleton如果尚未为给定服务类型注册任何服务,则添加由给定具体类型实现的服务。 |
TryAddSingleton(Type, Func<IServiceProvider,Object>) |
Singleton如果尚未为给定服务类型注册任何服务,则添加由给定工厂实现的服务。 |
TryAddSingleton(Type, Object) |
Singleton如果尚未注册给定服务类型的服务,则添加由给定实例实现的服务。 |
TryAddSingleton<TService,TImplementation>() |
Singleton如果尚未为给定服务类型注册任何服务,则添加由给定具体类型实现的服务。 |
TryAddSingleton<TService,TImplementation>(Func<IServiceProvider,TImplementation>) |
Singleton如果尚未为给定服务类型注册任何服务,则添加由给定工厂实现的服务。 |
TryAddSingleton<TService>(Func<IServiceProvider,TService>) |
Singleton如果尚未为给定服务类型注册任何服务,则添加由给定工厂实现的服务。 |
TryAddSingleton<TService>(TService) |
Singleton如果尚未注册给定服务类型的服务,则添加由给定实例实现的服务。 |
TryAddSingleton(Type, Type)
- Source:
- ServiceCollectionMap.cs
- Source:
- ServiceCollectionMap.cs
- Source:
- ServiceCollectionMap.cs
- Source:
- ServiceCollectionMap.cs
- Source:
- ServiceCollectionMap.cs
- Source:
- ServiceCollectionMap.cs
- Source:
- ServiceCollectionMap.cs
- Source:
- ServiceCollectionMap.cs
- Source:
- ServiceCollectionMap.cs
Singleton如果尚未为给定服务类型注册任何服务,则添加由给定具体类型实现的服务。
public virtual Microsoft.EntityFrameworkCore.Infrastructure.ServiceCollectionMap TryAddSingleton (Type serviceType, Type implementationType);
abstract member TryAddSingleton : Type * Type -> Microsoft.EntityFrameworkCore.Infrastructure.ServiceCollectionMap
override this.TryAddSingleton : Type * Type -> Microsoft.EntityFrameworkCore.Infrastructure.ServiceCollectionMap
Public Overridable Function TryAddSingleton (serviceType As Type, implementationType As Type) As ServiceCollectionMap
参数
- serviceType
- Type
服务的协定。
- implementationType
- Type
实现服务的具体类型。
返回
映射,以便进一步的调用可以链接。
适用于
TryAddSingleton(Type, Func<IServiceProvider,Object>)
- Source:
- ServiceCollectionMap.cs
- Source:
- ServiceCollectionMap.cs
- Source:
- ServiceCollectionMap.cs
- Source:
- ServiceCollectionMap.cs
- Source:
- ServiceCollectionMap.cs
- Source:
- ServiceCollectionMap.cs
- Source:
- ServiceCollectionMap.cs
- Source:
- ServiceCollectionMap.cs
- Source:
- ServiceCollectionMap.cs
Singleton如果尚未为给定服务类型注册任何服务,则添加由给定工厂实现的服务。
public virtual Microsoft.EntityFrameworkCore.Infrastructure.ServiceCollectionMap TryAddSingleton (Type serviceType, Func<IServiceProvider,object> factory);
abstract member TryAddSingleton : Type * Func<IServiceProvider, obj> -> Microsoft.EntityFrameworkCore.Infrastructure.ServiceCollectionMap
override this.TryAddSingleton : Type * Func<IServiceProvider, obj> -> Microsoft.EntityFrameworkCore.Infrastructure.ServiceCollectionMap
Public Overridable Function TryAddSingleton (serviceType As Type, factory As Func(Of IServiceProvider, Object)) As ServiceCollectionMap
参数
- serviceType
- Type
服务的协定。
- factory
- Func<IServiceProvider,Object>
实现服务的工厂。
返回
映射,以便进一步的调用可以链接。
适用于
TryAddSingleton(Type, Object)
- Source:
- ServiceCollectionMap.cs
- Source:
- ServiceCollectionMap.cs
- Source:
- ServiceCollectionMap.cs
- Source:
- ServiceCollectionMap.cs
- Source:
- ServiceCollectionMap.cs
- Source:
- ServiceCollectionMap.cs
- Source:
- ServiceCollectionMap.cs
- Source:
- ServiceCollectionMap.cs
- Source:
- ServiceCollectionMap.cs
Singleton如果尚未注册给定服务类型的服务,则添加由给定实例实现的服务。
public virtual Microsoft.EntityFrameworkCore.Infrastructure.ServiceCollectionMap TryAddSingleton (Type serviceType, object implementation);
abstract member TryAddSingleton : Type * obj -> Microsoft.EntityFrameworkCore.Infrastructure.ServiceCollectionMap
override this.TryAddSingleton : Type * obj -> Microsoft.EntityFrameworkCore.Infrastructure.ServiceCollectionMap
Public Overridable Function TryAddSingleton (serviceType As Type, implementation As Object) As ServiceCollectionMap
参数
- serviceType
- Type
服务的协定。
- implementation
- Object
实现服务的对象。
返回
映射,以便进一步的调用可以链接。
适用于
TryAddSingleton<TService,TImplementation>()
- Source:
- ServiceCollectionMap.cs
- Source:
- ServiceCollectionMap.cs
- Source:
- ServiceCollectionMap.cs
- Source:
- ServiceCollectionMap.cs
- Source:
- ServiceCollectionMap.cs
- Source:
- ServiceCollectionMap.cs
- Source:
- ServiceCollectionMap.cs
- Source:
- ServiceCollectionMap.cs
- Source:
- ServiceCollectionMap.cs
Singleton如果尚未为给定服务类型注册任何服务,则添加由给定具体类型实现的服务。
public virtual Microsoft.EntityFrameworkCore.Infrastructure.ServiceCollectionMap TryAddSingleton<TService,TImplementation> () where TService : class where TImplementation : class, TService;
abstract member TryAddSingleton : unit -> Microsoft.EntityFrameworkCore.Infrastructure.ServiceCollectionMap (requires 'Service : null)
override this.TryAddSingleton : unit -> Microsoft.EntityFrameworkCore.Infrastructure.ServiceCollectionMap (requires 'Service : null)
Public Overridable Function TryAddSingleton(Of TService As Class, TImplementation As Class) () As ServiceCollectionMap
类型参数
- TService
服务的协定。
- TImplementation
实现服务的具体类型。
返回
映射,以便进一步的调用可以链接。
适用于
TryAddSingleton<TService,TImplementation>(Func<IServiceProvider,TImplementation>)
- Source:
- ServiceCollectionMap.cs
- Source:
- ServiceCollectionMap.cs
- Source:
- ServiceCollectionMap.cs
- Source:
- ServiceCollectionMap.cs
- Source:
- ServiceCollectionMap.cs
- Source:
- ServiceCollectionMap.cs
- Source:
- ServiceCollectionMap.cs
- Source:
- ServiceCollectionMap.cs
- Source:
- ServiceCollectionMap.cs
Singleton如果尚未为给定服务类型注册任何服务,则添加由给定工厂实现的服务。
public virtual Microsoft.EntityFrameworkCore.Infrastructure.ServiceCollectionMap TryAddSingleton<TService,TImplementation> (Func<IServiceProvider,TImplementation> factory) where TService : class where TImplementation : class, TService;
abstract member TryAddSingleton : Func<IServiceProvider, #'Service> -> Microsoft.EntityFrameworkCore.Infrastructure.ServiceCollectionMap (requires 'Service : null)
override this.TryAddSingleton : Func<IServiceProvider, #'Service> -> Microsoft.EntityFrameworkCore.Infrastructure.ServiceCollectionMap (requires 'Service : null)
Public Overridable Function TryAddSingleton(Of TService As Class, TImplementation As Class) (factory As Func(Of IServiceProvider, TImplementation)) As ServiceCollectionMap
类型参数
- TService
服务的协定。
- TImplementation
给定工厂创建的具体类型。
参数
- factory
- Func<IServiceProvider,TImplementation>
实现服务的工厂。
返回
映射,以便进一步的调用可以链接。
适用于
TryAddSingleton<TService>(Func<IServiceProvider,TService>)
- Source:
- ServiceCollectionMap.cs
- Source:
- ServiceCollectionMap.cs
- Source:
- ServiceCollectionMap.cs
- Source:
- ServiceCollectionMap.cs
- Source:
- ServiceCollectionMap.cs
- Source:
- ServiceCollectionMap.cs
- Source:
- ServiceCollectionMap.cs
- Source:
- ServiceCollectionMap.cs
- Source:
- ServiceCollectionMap.cs
Singleton如果尚未为给定服务类型注册任何服务,则添加由给定工厂实现的服务。
public virtual Microsoft.EntityFrameworkCore.Infrastructure.ServiceCollectionMap TryAddSingleton<TService> (Func<IServiceProvider,TService> factory) where TService : class;
abstract member TryAddSingleton : Func<IServiceProvider, 'Service (requires 'Service : null)> -> Microsoft.EntityFrameworkCore.Infrastructure.ServiceCollectionMap (requires 'Service : null)
override this.TryAddSingleton : Func<IServiceProvider, 'Service (requires 'Service : null)> -> Microsoft.EntityFrameworkCore.Infrastructure.ServiceCollectionMap (requires 'Service : null)
Public Overridable Function TryAddSingleton(Of TService As Class) (factory As Func(Of IServiceProvider, TService)) As ServiceCollectionMap
类型参数
- TService
服务的协定。
参数
- factory
- Func<IServiceProvider,TService>
实现服务的工厂。
返回
映射,以便进一步的调用可以链接。
适用于
TryAddSingleton<TService>(TService)
- Source:
- ServiceCollectionMap.cs
- Source:
- ServiceCollectionMap.cs
- Source:
- ServiceCollectionMap.cs
- Source:
- ServiceCollectionMap.cs
- Source:
- ServiceCollectionMap.cs
- Source:
- ServiceCollectionMap.cs
- Source:
- ServiceCollectionMap.cs
- Source:
- ServiceCollectionMap.cs
- Source:
- ServiceCollectionMap.cs
Singleton如果尚未注册给定服务类型的服务,则添加由给定实例实现的服务。
public virtual Microsoft.EntityFrameworkCore.Infrastructure.ServiceCollectionMap TryAddSingleton<TService> (TService implementation) where TService : class;
abstract member TryAddSingleton : 'Service -> Microsoft.EntityFrameworkCore.Infrastructure.ServiceCollectionMap (requires 'Service : null)
override this.TryAddSingleton : 'Service -> Microsoft.EntityFrameworkCore.Infrastructure.ServiceCollectionMap (requires 'Service : null)
Public Overridable Function TryAddSingleton(Of TService As Class) (implementation As TService) As ServiceCollectionMap
类型参数
- TService
服务的协定。
参数
- implementation
- TService
实现服务的对象。
返回
映射,以便进一步的调用可以链接。