DependencyAccessor.TryResolveOptionalDependency 方法

定義

命名空間:

System.Composition.Hosting.Core

組件:

System.Composition.Hosting.dll

套件:

System.Composition.Hosting v8.0.0

來源:

DependencyAccessor.cs

根據合約的一個實作解析選擇性相依性。

public:
 bool TryResolveOptionalDependency(System::Object ^ site, System::Composition::Hosting::Core::CompositionContract ^ contract, bool isPrerequisite, [Runtime::InteropServices::Out] System::Composition::Hosting::Core::CompositionDependency ^ % dependency);

public bool TryResolveOptionalDependency (object site, System.Composition.Hosting.Core.CompositionContract contract, bool isPrerequisite, out System.Composition.Hosting.Core.CompositionDependency dependency);

member this.TryResolveOptionalDependency : obj * System.Composition.Hosting.Core.CompositionContract * bool * CompositionDependency -> bool

Public Function TryResolveOptionalDependency (site As Object, contract As CompositionContract, isPrerequisite As Boolean, ByRef dependency As CompositionDependency) As Boolean

參數

site

Object

描述相依性網站的標記。

contract

CompositionContract

網站所需的合約。

isPrerequisite

Boolean

true 以指出匯出可用之前，必須滿足相依性；否則為 false。

dependency

CompositionDependency

這個方法傳回之後，會包含已解析的相依性或 null。

傳回

Boolean

如果已解析相依性則為 true，否則為 false。