public static void Main()
{
Folder root = new Folder { Name = "D:\\Telerik\\DSA\\" };
var result = GetFiles(root, "*.js");
Console.WriteLine(new string('=', 60));
Console.WriteLine("Getting all files in stack with recursion" + result.Count());
Console.WriteLine(new string('-', 60));
foreach (var item in result)
{
Console.WriteLine(item);
}
Console.WriteLine(result.Count());
}
public static IEnumerable<string> GetFiles(IDiretory root, string searchPattern)
{
Stack<IDiretory> pendingFolders = new Stack<IDiretory>();
pendingFolders.Push(root);
while (pendingFolders.Count != 0)
{
var path = pendingFolders.Pop();
string[] next = null;
try
{
next = Directory.GetFiles(path.Name, searchPattern);
}
catch { }
if (next != null && next.Length != 0)
{
foreach (var file in next)
{
File newFile = new File() {Name = file, Size = new FileInfo(file).Length};
pendingFolders.Push(newFile);
yield return file;
}
}
try
{
next = Directory.GetDirectories(path.Name);
foreach (var subdir in next)
{
Folder folder = new Folder() {Name = subdir};
pendingFolders.Push(folder);
}
}
catch { }
}
}