public static void EnumFiles(this DirectoryInfo directory, Action <FileInfo> action, CancellationToken cancellation)
{
if (directory != null)
{
if (cancellation.IsCancellationRequested)
{
return;
}
foreach (FileSystemInfo item in directory.EnumerateFileSystemInfos())
{
if (cancellation.IsCancellationRequested)
{
return;
}
DirectoryInfo directoryInfo = item as DirectoryInfo;
if (directoryInfo != null)
{
directoryInfo.EnumFiles(action, cancellation);
}
else
{
action?.Invoke(item as FileInfo);
}
}
}
}
public static void EnumFiles(this DirectoryInfo directory, ICollection <FileInfo> filecollect, CancellationToken cancellation)
{
directory.EnumFiles(_p =>
{
filecollect?.Add(_p);
}, cancellation);
}
public static void EnumFiles(this DirectoryInfo directory, ICollection <FileInfo> filecollect)
{
directory.EnumFiles(_p =>
{
filecollect?.Add(_p);
return(true);
});
}
public static void EnumFiles(this DirectoryInfo directory, Func <FileInfo, bool> action)
{
if (directory != null)
{
foreach (FileSystemInfo item in directory.EnumerateFileSystemInfos())
{
DirectoryInfo directoryInfo = item as DirectoryInfo;
if (directoryInfo != null)
{
directoryInfo.EnumFiles(action);
}
else
{
bool?continu = action?.Invoke(item as FileInfo);
if (continu != true)
{
break;
}
}
}
}
}
