FileSystemProviderBase.GetLength(FileManagerFile) Method

Override this method to implement getting a file length.

Namespace: DevExpress.Web

Assembly: DevExpress.Web.v19.2.dll

Declaration

C#

public virtual long GetLength(
    FileManagerFile file
)

VB.NET

Public Overridable Function GetLength(
    file As FileManagerFile
) As Long

Parameters

Name	Type	Description
file	FileManagerFile	A FileManagerFile object identifying the processed file.

Returns

Type	Description
Int64	A Int64 value that is the file length, in bytes.

Remarks

If you create a custom file system provider inherited from the FileSystemProviderBase class, you can override the GetLength method to get a file length.

Related GitHub Examples

The following code snippet (auto-collected from DevExpress Examples) contains a reference to the GetLength(FileManagerFile) method.

Note

The algorithm used to collect these code examples remains a work in progress. Accordingly, the links and snippets below may produce inaccurate results. If you encounter an issue with code examples below, please use the feedback form on this page to report the issue.

C#

aspxfilemanager-how-to-implement-a-custom-provider-with-azure-file-storage-file-service-t532265/CS/DXWebApplication1/AzureFileStorageProvider.cs#L89

    var properties = shareFile.Properties;
    return (properties.Length == -1) ? base.GetLength(file) : properties.Length;
}

VB.NET

aspxfilemanager-how-to-implement-a-custom-provider-with-azure-file-storage-file-service-t532265/VB/DXWebApplication1/AzureFileStorageProvider.vb#L89

    Dim properties = shareFile.Properties
    Return If(properties.Length = -1, MyBase.GetLength(file), properties.Length)
End Function