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Package.PartExists Method

.NET Framework 4.5

Indicates whether a part with a given URI is in the package.

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

public virtual bool PartExists(
	Uri partUri
)

Parameters

partUri: Type: System.Uri
The Uri of the part to check for.

Return Value

Type: System.Boolean
true if a part with the specified partUri is in the package; otherwise, false.

Exceptions

Exception	Condition
ArgumentNullException	partUri is null.
ArgumentException	partUri is not a valid PackagePart uniform resource identifier (URI).
ObjectDisposedException	The package is not open (Dispose or Close has been called).
IOException	The package is write-only (information cannot be read).

Remarks

The partUri should begin with a forward-slash character "/" and be absolute from the root of the package.

For additional information, see the Open Packaging Conventions (OPC) specification available for download at http://go.microsoft.com/fwlink/?LinkID=71255.

Version Information

.NET Framework

Supported in: 4.5, 4, 3.5, 3.0

.NET Framework Client Profile

Supported in: 4, 3.5 SP1

Platforms

Windows 8, Windows Server 2012, Windows 7, Windows Vista SP2, Windows Server 2008 (Server Core Role not supported), Windows Server 2008 R2 (Server Core Role supported with SP1 or later; Itanium not supported)

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

Reference

Package Class

System.IO.Packaging Namespace

PackUriHelper.CreatePartUri

PackUriHelper.GetPartUri

PackUriHelper.ResolvePartUri

PackagePart

Other Resources

Pack URIs in WPF

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