public FileEnumerator(IReadOnlyCollection <string> blackList)
{
_blackList = blackList;
foreach (var str in blackList)
{
DebugHelpers.WriteLine(str);
}
}
public IEnumerable <string> GetFiles(string path)
{
var queue = new Queue <string>();
queue.Enqueue(path);
while (queue.Count > 0)
{
path = queue.Dequeue();
try
{
foreach (var path1 in Directory.EnumerateDirectories(path))
{
if (!IsBlackListed(path1))
{
queue.Enqueue(path1);
}
}
}
catch (Exception ex)
{
DebugHelpers.WriteLine(ex.ToString());
}
IEnumerable <string> files = null;
try
{
files = Directory.EnumerateFiles(path, "*.*", SearchOption.TopDirectoryOnly);
}
catch (Exception ex)
{
DebugHelpers.WriteLine(ex.ToString());
}
if (files == null)
{
continue;
}
foreach (var path1 in files)
{
if (!IsBlackListed(path1))
{
yield return(path1);
}
}
}
}