public static bool TryDeleteFolder(ref FileSystemProtocol protocol)
{
try
{
Directory.Delete(protocol.Path);
return(true);
}
catch (Exception ex) { return(false); }
}
public static bool TryCreateFile(ref FileSystemProtocol protocol)
{
try
{
File.Create(protocol.Path);
return(true);
}
catch (Exception ex) { return(false); }
}
public static bool TryMoveFolder(ref FileSystemProtocol protocol)
{
try
{
Directory.Move(protocol.Path, protocol.Options[0].ToString());
return(true);
}
catch (Exception ex) { return(false); }
}
public static bool TryDelete(ref FileSystemProtocol protocol)
{
if (File.Exists(protocol.Path))
{
return(TryDeleteFile(ref protocol));
}
else
{
return(TryDeleteFolder(ref protocol));
}
}
public override void Run()
{
lock (protocolQueueLock)
{
if (protocolQueue.Count < 1)
{
this.Suspend();
}
DateTime now = DateTime.Now;
for (int i = 0; i < protocolQueue.Count; i++)
{
// no more present and past-due manipulations ahead in the list
if (protocolQueue[i].Timestamp > now)
{
break;
}
// manipulate the valid protocol after all those checks
FileSystemProtocol protocol = protocolQueue[i];
FileSystemManipulationHandler manipulate;
if (ManipulationToHandler.TryGetValue(protocolQueue[i].Manipulation, out manipulate))
{
protocol.Tries++;
if (manipulate(ref protocol))
{
// successful manipulation
protocolQueue.RemoveAt(i);
i--;
protocol.InvokeProtocollApplication(ProtocolStatus.FinalSuccess);
continue;
}
if (protocolQueue[i].Tries >= protocolQueue[i].MaxTries)
{
// final fail at manipulating the file or folder
protocolQueue.RemoveAt(i);
i--;
protocol.InvokeProtocollApplication(ProtocolStatus.FinalFail);
continue;
}
// still tries left to succeed in manipulating the file or folder
protocol.InvokeProtocollApplication(ProtocolStatus.Fail);
// assign new iterated value to protocolQueue
protocolQueue[i] = protocol;
}
}
}
}
public void DeleteFile(string path, DateTime executionTime, int maxTries = -1,
List <object> options = null, FileSystemProtocol.ProtocollApplicationEventHandler handler = null)
{
if (maxTries < 0)
{
maxTries = deleteTries;
}
FileSystemProtocol protocol = new FileSystemProtocol(FileSystemManipulation.DeleteFile,
GetRealPath(path), executionTime, maxTries, options, handler);
AddProtocol(ref protocol);
}
// adds a new protocol at the timestamp-position it belongs in the queue
public void AddProtocol(ref FileSystemProtocol protocol)
{
int index = 0;
lock (protocolQueueLock)
{
for (int i = protocolQueue.Count; i > 0; i--)
{
if (protocol.Timestamp > protocolQueue[i].Timestamp)
{
// insert new protocol after the other
index = i;
//protocolQueue.Insert(i + 1, protocol);
}
}
protocolQueue.Insert(index, protocol);
this.Resume();
}
}
