public FileLockManager()
{
this.fLocks = new List <FileLockItem>();
this.BlockDeletePermissionList = new List <FileLockItem>();
this.pDeleteOnClose = false;
this.plastAccess = new FileLastAccessControl();
}
/// <summary>
/// Sets the information that the vItem was changed. If SetLastAccess=true, the information that the vItem was accessed is also set.
/// </summary>
/// <param name="vItem"></param>
/// <param name="setLastAccess"></param>
public static void SetLastWrite(IFuserFilesystemItem vItem, bool setLastAccess)
{
try {
if (vItem == null)
{
return;
}
if (vItem.Filelock == null)
{
return;
}
FileLastAccessControl flac = vItem.Filelock.getLastAccessControl;
if (flac == null)
{
return;
}
lock (flac) {
flac.SetLastWrite();
if (setLastAccess)
{
flac.SetLastAccess();
}
}
} catch {
return;
}
}
public FileHandler(string filename)
{
this.pFilename = filename;
this.curItem = null;
this.curDir = null;
this.UseOPLocks = true;// by default, OPLocks must be checked
this.pIsOpenRead = false;
this.pIsOpenWrite = false;
this.pData = null;
this.pLocks = new List <FileLockItem>();
this.pLocks.Clear();
this.pFileLastAccess = new FileLastAccessControl();
}
/// <summary>
/// Writes the LastAccessed and LastModified information, if they have been changed, to the file. For files, the archive attribute is also set if necessary.
/// </summary>
/// <param name="vItem"></param>
public static void WriteLastWriteAndAccess(IFuserFilesystemItem vItem)
{
try {
bool las = false;
bool lws = false;
bool IsDir = false;
DateTime lat = DateTime.MinValue;
DateTime lwt = DateTime.MinValue;
if (vItem == null)
{
return;
}
if (vItem.Filelock == null)
{
return;
}
IsDir = (vItem is IFuserFilesystemDirectory);
FileLastAccessControl flac = vItem.Filelock.getLastAccessControl;
if (flac == null)
{
return;
}
lock (flac) {
las = flac.IsLastAccessSet;
lws = flac.IsLastWriteSet;
if (las)
{
lat = flac.LastAccessTime;
}
if (lws)
{
lwt = flac.LastWriteTime;
}
if (las || lws)
{
flac.Rest(); // if there are any changes, reset them all.
}
}
if (!las && !lws)
{
return; // nothing to do
}
lock (vItem) {
if (las)
{
vItem.LastAccessTime = lat;
}
if (lws)
{
vItem.LastWriteTime = lwt;
if (!IsDir)
{
vItem.isArchive = true;
}
}
}
} catch {
return;
}
}
