ASP.NET Core provides an encapsulation of System.IO.File type in order to limit the access to file systems via PhysicalFileProvider type, which is an implementation of IFileProvider.
Problem
How to access directory and file information in ASP.NET Core, ensuring restricted access to file system.
Solution
Starting from an empty project, amend the Startup class.
Create a middle to read contents of directory.
You could also read a particular file’s contents.
Discussion
ASP.NET Core provides the encapsulation of System.IO.File type in order to limit the access to file system via PhysicalFileProvider type, which is an implementation of IFileProvider.
IFileProvider can be configured as a service (in Startup) and then, injected as a dependency in middleware, controllers etc. This keeps the configuration of file access (e.g. the directory to access) in one place, at the application start-up.
IFileProvider has two important methods,
Source Code
GitHub
Pro WPF: Windows Presentation Foundation in .NET 3.0