PackagePart.GetRelationshipsByType Method

Returns a collection of the relationships that match a specified RelationshipType.

Namespace:  System.IO.Packaging
Assembly:  WindowsBase (in WindowsBase.dll)

public PackageRelationshipCollection GetRelationshipsByType(
	string relationshipType
)

Parameters

relationshipType
Type: System.String
The RelationshipType of the relationships to locate and return in the collection.

Return Value

Type: System.IO.Packaging.PackageRelationshipCollection
A collection of the relationships that match the specified relationshipType.

ExceptionCondition
ArgumentNullException

relationshipType is null.

ArgumentException

relationshipType is an empty string.

InvalidOperationException

The part has been deleted.

-or-

The Package is not open (Dispose or Close has been called).

IOException

The package is write-only (relationship information cannot be read).

The returned collection is never null; however, the collection might contain zero elements if no relationships match the specified relationshipType that is defined for the part.

Any leading or trailing spaces in the relationshipType string are automatically trimmed.

.NET Framework

Supported in: 4, 3.5, 3.0

.NET Framework Client Profile

Supported in: 4, 3.5 SP1

Windows 7, Windows Vista SP1 or later, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later)

The .NET Framework does not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.
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