long[] GetLastFileModifiedFast(string dir, string searchPattern, SearchOption searchOption)
{
//DateTime retval = DateTime.MinValue;
//List<string> results = new List<string>();
long[] ret = new long[2];
System.Collections.Generic.IEnumerable <FileData> xxx = FastDirectoryEnumerator.EnumerateFiles(dir, searchPattern, searchOption).ToList(); // yoji. Need "using System.Linq"
long numberOfDirectory = 0;
long numberOfFiles = 0;
foreach (FileData f in xxx)
{
//if (f.LastWriteTimeUtc > retval)
//{
// retval = f.LastWriteTimeUtc;
//}
/* yoji */
//results.Add(f.depth + ":" + f.Path);
string parentFolderAndSubFolder = "";
string strAttributes = ""; //f.Attributes.ToString();
if (((FileAttributes)f.Attributes & FileAttributes.Directory) == FileAttributes.Directory)
{
strAttributes = "Directory";// Attribute can be "Hidden | Directory"
numberOfDirectory++;
string[] str = (f.Path).Split(Path.DirectorySeparatorChar);
parentFolderAndSubFolder = str[str.Length - 2] + "\\" + f.Name;
}
else
{
strAttributes = "File"; numberOfFiles++;
}
long lenFullPath = f.Path.Length;
long lenName = f.Name.Length;
ListViewItem lvi;
lvi = listView1.Items.Add(f.Path); // full path
lvi.SubItems.Add((f.Size).ToString());
lvi.SubItems.Add(strAttributes);
lvi.SubItems.Add((f.Path.Length).ToString());
lvi.SubItems.Add(f.Path.Substring(0, (int)(lenFullPath - lenName)));
lvi.SubItems.Add(f.Name);
lvi.SubItems.Add(f.LastWriteTimeUtc.ToString());
lvi.SubItems.Add(f.CreationTimeUtc.ToString());
lvi.SubItems.Add(f.LastAccessTimeUtc.ToString());
lvi.SubItems.Add(f.depth.ToString());
lvi.SubItems.Add(parentFolderAndSubFolder);
//listView1.SelectedItems[0].SubItems[0].Text;
}
ret[0] = numberOfDirectory;
ret[1] = numberOfFiles;
return(ret);
}
/// <summary>
/// Gets <see cref="FileData"/> for all the files in a directory that match a
/// specific filter.
/// </summary>
/// <param name="path">The path to search.</param>
/// <param name="searchPattern">The search string to match against files in the path.</param>
/// <returns>An object that implements <see cref="IEnumerable{FileData}"/> and
/// allows you to enumerate the files in the given directory.</returns>
/// <exception cref="ArgumentNullException">
/// <paramref name="path"/> is a null reference (Nothing in VB)
/// </exception>
/// <exception cref="ArgumentNullException">
/// <paramref name="filter"/> is a null reference (Nothing in VB)
/// </exception>
public static FileData[] GetFiles(string path, string searchPattern, SearchOption searchOption)
{
IEnumerable <FileData> e = FastDirectoryEnumerator.EnumerateFiles(path, searchPattern, searchOption);
List <FileData> list = new List <FileData>(e);
FileData[] retval = new FileData[list.Count];
list.CopyTo(retval);
return(retval);
}
DateTime GetLastFileModifiedFast(string dir, string searchPattern, SearchOption searchOption)
{
DateTime retval = DateTime.MinValue;
foreach (FileData f in FastDirectoryEnumerator.EnumerateFiles(dir, searchPattern, searchOption))
{
if (f.LastWriteTimeUtc > retval)
{
retval = f.LastWriteTimeUtc;
}
}
return(retval);
}
DateTime GetLastFileModifiedFast2(string dir, string searchPattern, SearchOption searchOption)
{
DateTime retval = DateTime.MinValue;
FileData[] files = FastDirectoryEnumerator.GetFiles(dir, searchPattern, searchOption);
for (int i = 0; i < files.Length; i++)
{
if ((files[i].Attributes & FileAttributes.Directory) == 0)
{
if (files[i].LastWriteTime > retval)
{
retval = files[i].LastWriteTime;
}
}
}
return(retval);
}
/// <summary>
/// Gets <see cref="FileData"/> for all the files in a directory that match a
/// specific filter.
/// </summary>
/// <param name="path">The path to search.</param>
/// <param name="searchPattern">The search string to match against files in the path.</param>
/// <returns>An object that implements <see cref="IEnumerable{FileData}"/> and
/// allows you to enumerate the files in the given directory.</returns>
/// <exception cref="ArgumentNullException">
/// <paramref name="path"/> is a null reference (Nothing in VB)
/// </exception>
/// <exception cref="ArgumentNullException">
/// <paramref name="filter"/> is a null reference (Nothing in VB)
/// </exception>
public static IEnumerable <FileData> EnumerateFiles(string path, string searchPattern)
{
return(FastDirectoryEnumerator.EnumerateFiles(path, searchPattern, SearchOption.TopDirectoryOnly));
}
/// <summary>
/// Gets <see cref="FileData"/> for all the files in a directory.
/// </summary>
/// <param name="path">The path to search.</param>
/// <returns>An object that implements <see cref="IEnumerable{FileData}"/> and
/// allows you to enumerate the files in the given directory.</returns>
/// <exception cref="ArgumentNullException">
/// <paramref name="path"/> is a null reference (Nothing in VB)
/// </exception>
public static IEnumerable <FileData> EnumerateFiles(string path)
{
return(FastDirectoryEnumerator.EnumerateFiles(path, "*"));
}
