CollectionChangedEventData 构造函数

定义

命名空间:

Microsoft.EntityFrameworkCore.Diagnostics

程序集:

Microsoft.EntityFrameworkCore.dll

包:

Microsoft.EntityFrameworkCore v8.0.0

构造事件有效负载。

public CollectionChangedEventData (Microsoft.EntityFrameworkCore.Diagnostics.EventDefinitionBase eventDefinition, Func<Microsoft.EntityFrameworkCore.Diagnostics.EventDefinitionBase,Microsoft.EntityFrameworkCore.Diagnostics.EventData,string> messageGenerator, Microsoft.EntityFrameworkCore.ChangeTracking.EntityEntry entityEntry, Microsoft.EntityFrameworkCore.Metadata.INavigation navigation, System.Collections.Generic.IEnumerable<object> added, System.Collections.Generic.IEnumerable<object> removed);

new Microsoft.EntityFrameworkCore.Diagnostics.CollectionChangedEventData : Microsoft.EntityFrameworkCore.Diagnostics.EventDefinitionBase * Func<Microsoft.EntityFrameworkCore.Diagnostics.EventDefinitionBase, Microsoft.EntityFrameworkCore.Diagnostics.EventData, string> * Microsoft.EntityFrameworkCore.ChangeTracking.EntityEntry * Microsoft.EntityFrameworkCore.Metadata.INavigation * seq<obj> * seq<obj> -> Microsoft.EntityFrameworkCore.Diagnostics.CollectionChangedEventData

Public Sub New (eventDefinition As EventDefinitionBase, messageGenerator As Func(Of EventDefinitionBase, EventData, String), entityEntry As EntityEntry, navigation As INavigation, added As IEnumerable(Of Object), removed As IEnumerable(Of Object))

参数

eventDefinition

EventDefinitionBase

事件定义。

messageGenerator

Func<EventDefinitionBase,EventData,String>

生成此事件的日志消息的委托。

entityEntry

EntityEntry

属性值已更改的实体实例的条目。

navigation

INavigation

导航属性。

added

IEnumerable<Object>

添加到集合中的实体。

removed

IEnumerable<Object>

从集合中删除的实体。