File Manager for ASP.NET Web Forms - How to implement a custom file system provider for LINQ to SQL data source
This example demonstrates how to implement a custom file system provider that bounds ASPxFileManager to a LINQ to SQL data source. The provider retrieves data from data context ( a DbFileSystemDataContext object) connected to a database that contains file/folder structure and contents.
To decrease the number of recursive LINQ to SQL queries, a folder list is cached in memory (see the FolderCache property and the RefreshFolderCache method).
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