<h3> [ C# ] file 사용여부 체크 </h3>

[ C# ]  file 사용여부 체크

try

{

   using (Stream stream = new FileStream("MyFilename.txt", FileMode.Open))

   {

        // File/Stream manipulating code here

   }

} catch {

  //check here why it failed and ask user to retry if the file is in use.

}

http://stackoverflow.com/questions/876473/is-there-a-way-to-check-if-a-file-is-in-use