Show / Hide Table of Contents

Class OptionalDependencyAttribute

An DependencyResolutionAttribute used to mark a dependency as optional - the container will try to resolve it, and return null if the resolution fails rather than throw.

Inheritance
Object
Attribute
DependencyResolutionAttribute
OptionalDependencyAttribute
Inherited Members
DependencyResolutionAttribute.Name
Attribute.Equals(Object)
Attribute.GetCustomAttribute(Assembly, Type)
Attribute.GetCustomAttribute(Assembly, Type, Boolean)
Attribute.GetCustomAttribute(MemberInfo, Type)
Attribute.GetCustomAttribute(MemberInfo, Type, Boolean)
Attribute.GetCustomAttribute(Module, Type)
Attribute.GetCustomAttribute(Module, Type, Boolean)
Attribute.GetCustomAttribute(ParameterInfo, Type)
Attribute.GetCustomAttribute(ParameterInfo, Type, Boolean)
Attribute.GetCustomAttributes(Assembly)
Attribute.GetCustomAttributes(Assembly, Boolean)
Attribute.GetCustomAttributes(Assembly, Type)
Attribute.GetCustomAttributes(Assembly, Type, Boolean)
Attribute.GetCustomAttributes(MemberInfo)
Attribute.GetCustomAttributes(MemberInfo, Boolean)
Attribute.GetCustomAttributes(MemberInfo, Type)
Attribute.GetCustomAttributes(MemberInfo, Type, Boolean)
Attribute.GetCustomAttributes(Module)
Attribute.GetCustomAttributes(Module, Boolean)
Attribute.GetCustomAttributes(Module, Type)
Attribute.GetCustomAttributes(Module, Type, Boolean)
Attribute.GetCustomAttributes(ParameterInfo)
Attribute.GetCustomAttributes(ParameterInfo, Boolean)
Attribute.GetCustomAttributes(ParameterInfo, Type)
Attribute.GetCustomAttributes(ParameterInfo, Type, Boolean)
Attribute.GetHashCode()
Attribute.IsDefaultAttribute()
Attribute.IsDefined(Assembly, Type)
Attribute.IsDefined(Assembly, Type, Boolean)
Attribute.IsDefined(MemberInfo, Type)
Attribute.IsDefined(MemberInfo, Type, Boolean)
Attribute.IsDefined(Module, Type)
Attribute.IsDefined(Module, Type, Boolean)
Attribute.IsDefined(ParameterInfo, Type)
Attribute.IsDefined(ParameterInfo, Type, Boolean)
Attribute.Match(Object)
Attribute.TypeId
Object.Equals(Object, Object)
Object.GetType()
Object.MemberwiseClone()
Object.ReferenceEquals(Object, Object)
Object.ToString()
Namespace: Unity
Assembly: Unity.Abstractions.dll
Syntax
[AttributeUsage(AttributeTargets.Property | AttributeTargets.Field | AttributeTargets.Parameter)]
public sealed class OptionalDependencyAttribute : DependencyResolutionAttribute

Constructors

| Improve this Doc View Source

OptionalDependencyAttribute()

Construct a new OptionalDependencyAttribute object.

Declaration
public OptionalDependencyAttribute()
| Improve this Doc View Source

OptionalDependencyAttribute(String)

Construct a new OptionalDependencyAttribute object that specifies a named dependency.

Declaration
public OptionalDependencyAttribute(string name)
Parameters
Type Name Description
String name

Name of the dependency.

Extension Methods

InjectionMatching.Matches(Object, Type)
InjectionMatching.MatchesObject(Object, Type)
  • Improve this Doc
  • View Source
In This Article
Back to top Copyright © 2020 .NET Foundation and Contributors. All Rights Reserved