AddInStore.FindAddIns Method (Type, PipelineStoreLocation, String[])


Finds all add-ins for a specified host view of the add-in at the location specified by a PipelineStoreLocation value and an optional add-ins folder.

Namespace:   System.AddIn.Hosting
Assembly:  System.AddIn (in System.AddIn.dll)

public static Collection<AddInToken> FindAddIns(
	Type hostViewOfAddIn,
	PipelineStoreLocation location,
	params string[] addInFolderPaths


Type: System.Type

The type that defines the host's view of the add-in.

Type: System.AddIn.Hosting.PipelineStoreLocation

One of the enumeration values.

Currently the only value in this enumeration is the directory specified by the AppDomainSetup.ApplicationBase property that was used to set up the host's application domain.

Type: System.String[]

(Optional). The path of the directory that contains one or more subdirectories of add-ins. Because this parameter takes an array of strings, you can specify more than one path.

This parameter is not required if your add-ins are located in the pipeline directory structure under the AddIns folder.

Return Value

Type: System.Collections.ObjectModel.Collection<AddInToken>

A collection of tokens that represent the add-ins that were found.

Exception Condition

There is an access violation to the pipeline directory structure.


location is an invalid PipelineStoreLocation value.

Use this method overload to enable a partially trusted host, which may not have path discovery permission to discover its own location, to find add-ins in its own directory.

.NET Framework
Available since 3.5
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