public void WriteChange(FileSystemEventArgs obj, string details)
{
var evt = new FileMonitorEvent()
{
ChangeType = ChangeTypeToChangeType(obj.ChangeType),
Path = obj.FullPath,
Name = obj.Name
};
string timestamp = DateTime.Now.ToString("O");
var cmd = new SqliteCommand(SQL_INSERT, DatabaseManager.Connection, DatabaseManager.Transaction);
cmd.Parameters.AddWithValue("@run_id", this.runId);
cmd.Parameters.AddWithValue("@row_key", CryptoHelpers.CreateHash(obj.ToString() + timestamp + watcher.NotifyFilter.ToString() + obj.ChangeType.ToString()));
cmd.Parameters.AddWithValue("@timestamp", timestamp);
cmd.Parameters.AddWithValue("@path", obj.FullPath);
cmd.Parameters.AddWithValue("@old_path", "");
cmd.Parameters.AddWithValue("@name", obj.Name);
cmd.Parameters.AddWithValue("@old_name", "");
cmd.Parameters.AddWithValue("@change_type", ChangeTypeToChangeType(obj.ChangeType));
cmd.Parameters.AddWithValue("@extended_results", details);
cmd.Parameters.AddWithValue("@notify_filters", watcher.NotifyFilter.ToString());
cmd.Parameters.AddWithValue("@serialized", JsonConvert.SerializeObject(evt));
cmd.ExecuteNonQuery();
}
public void WriteChange(FileSystemEventArgs objIn)
{
if (objIn != null)
{
string timestamp = DateTime.Now.ToString("O", CultureInfo.InvariantCulture);
using var cmd = new SqliteCommand(SQL_INSERT, DatabaseManager.Connection, DatabaseManager.Transaction);
cmd.Parameters.AddWithValue("@run_id", this.RunId);
cmd.Parameters.AddWithValue("@row_key", CryptoHelpers.CreateHash(objIn.ToString() + timestamp + watcher.NotifyFilter.ToString() + objIn.ChangeType.ToString()));
cmd.Parameters.AddWithValue("@timestamp", timestamp);
cmd.Parameters.AddWithValue("@path", objIn.FullPath);
cmd.Parameters.AddWithValue("@old_path", "");
cmd.Parameters.AddWithValue("@name", objIn.Name);
cmd.Parameters.AddWithValue("@old_name", "");
cmd.Parameters.AddWithValue("@change_type", ChangeTypeStringToChangeType(objIn.ChangeType.ToString()));
cmd.Parameters.AddWithValue("@extended_results", "");
cmd.Parameters.AddWithValue("@notify_filters", watcher.NotifyFilter.ToString());
cmd.Parameters.AddWithValue("@serialized", JsonConvert.SerializeObject(objIn));
FileSystemMonitorResult fileSystemObject = new FileSystemMonitorResult()
{
evt = objIn,
filter = watcher.NotifyFilter
};
cmd.ExecuteNonQuery();
}
}
private void FileSystemWatcherConfig_Changed(object sender, FileSystemEventArgs e)
{
try
{
// Prevents a double firing, known issue for FileSystemWatcher
fileSystemWatcherConfig.EnableRaisingEvents = false;
// Wait until the file is accessible
while (!Helper.instance.IsFileReady(e.FullPath))
{
Console.WriteLine("File locked by another process");
}
if (MessageBox.Show("The config file has been modified by another program. Do you want to reload it?", "Reload",
MessageBoxButtons.YesNo, MessageBoxIcon.Information, MessageBoxDefaultButton.Button1) == DialogResult.Yes)
{
buttonReload.PerformClick();
}
}
catch (Exception ex)
{
Logger.WriteInformation <Helper>(ex.Message, e.ToString());
}
finally
{
fileSystemWatcherConfig.EnableRaisingEvents = true;
}
}
private static void OnFileChanged(object sender, FileSystemEventArgs e)
{
try
{
//Create a new object from the ImportData
//class to process the incoming file
ImportData id = new ImportData
{
strFileName = e.FullPath
};
Thread t = new Thread(new ThreadStart(id.Import))
{
Name = "DataImportThread"
};
t.Start();
}
catch (Exception)
{
Trace.WriteLineIf(bs.Enabled, DateTime.Now +
" - An exception occurred while queuing file: ");
Trace.Indent();
Trace.WriteLineIf(bs.Enabled, DateTime.Now + " - " + e.ToString());
Trace.Unindent();
}
finally
{
Trace.Flush();
}
}
// Define the event handlers.
private void OnChanged(object source, FileSystemEventArgs e)
{
// @TODO Specify what is done when a file is changed, created, or deleted.
//
StringBuilder sb = new StringBuilder();
sb.Append(e.ToString());
// Logger.Log.Info(sb.ToString());
}
public void OnChanged(object source, FileSystemEventArgs e)
{
Console.WriteLine("changed " + e.ToString() + source.ToString());
this.richTextBox1.AppendText(DisplayString);
//Program.MainForm.DisplayString = "changed";
//Program.MainForm.richTextBox1.AppendText("changed");//onchanged 不在form中的时候的用法，会跨线程
//Program.MainForm.Refresh();
//文件改變後的代碼
}
/*
* private static void openFile()
* {
* //append to existing file and create new file if it does not exist.
* try
* {
* file = new StreamWriter(new FileStream(logFile, FileMode.Append, FileAccess.Write, FileShare.ReadWrite, 512, false));
* }
* catch(DirectoryNotFoundException)
* {
* Directory.CreateDirectory(logFile.Substring(0,logFile.LastIndexOf("\\")));
* file = new StreamWriter(new FileStream(logFile, FileMode.Append, FileAccess.Write, FileShare.ReadWrite, 512, false));
* }
* }
*/
private static void OnFileSizeChanged(object source, FileSystemEventArgs e)
{
//if the file has grown large, archive
FileInfo fileInfo = new FileInfo(logFile);
if (fileInfo.Exists)
{
lock (syncObject)
{
if (fileInfo.Exists)
{
if (fileInfo.Length > fileSize)
{
try
{
if (File.Exists(logFile + "-" + archiveIndex.ToString()))
{
File.Delete(logFile + "-" + archiveIndex.ToString());
}
fileInfo.MoveTo(logFile + "-" + archiveIndex.ToString());
}
catch
{
LogWriter.Write(LogLevel.Info, e.ToString());
}
++archiveIndex;
if (archiveIndex > archiveLimit)
{
archiveIndex = 1;
}
watcher.Dispose();
watcher = new FileSystemWatcher();
int idx = logFile.LastIndexOf("\\");
watcher.Path = logFile.Substring(0, idx);
watcher.NotifyFilter = NotifyFilters.Size;
watcher.Filter = logFile.Substring(idx + 1);
// Add event handlers.
watcher.Changed += new FileSystemEventHandler(OnFileSizeChanged);
// Begin watching.
watcher.EnableRaisingEvents = true;
}
}
}
}
}
void OnFolderContentsUpdated(object sender, FileSystemEventArgs e)
{
if (e.FullPath != null)
{
string folder = System.IO.Path.GetDirectoryName(e.FullPath);
if (string.Compare(folder, AppConfig.InstallationPath, true) == 0)
{
// Ignore any changes related to DB3 journal files located in the installation path.
if (e.FullPath.ToLowerInvariant().EndsWith("db3-journal"))
{
return;
}
}
}
if (InvokeRequired)
{
Invoke(new FileSystemEventHandler(OnFolderContentsUpdated), sender, e);
return;
}
Logger.LogTrace("OnFolderContentsUpdated: " + e.ToString());
_delayedExplore.Stop();
try
{
if (sender is FileSystemWatcher)
{
_delayedExplore.Start();
}
}
catch (Exception ex)
{
Logger.LogException(ex);
}
}
static void watch_Created(object sender, FileSystemEventArgs e)
{
Console.WriteLine("错误：" + e.ToString());
}
public void OnChanged(object source, FileSystemEventArgs e)
{
Console.WriteLine("changed " + e.ToString() + source.ToString());
//文件改變後的代碼
}
public void FileDeleted(object sender, FileSystemEventArgs e)
{
Console.WriteLine("DELETED: " + sender.ToString() + e.ToString());
}
public void ShipmentFileCreated(object sender, FileSystemEventArgs e)
{
Console.WriteLine("CREATED: " + sender.ToString() + e.ToString());
}
/// <summary>
/// Raises the created/changed/deleted event as FSEvent.
/// </summary>
/// <param name='source'>
/// Source file system watcher.
/// </param>
/// <param name='e'>
/// Reported changes.
/// </param>
public virtual void Handle(object source, FileSystemEventArgs e)
{
try {
bool isDirectory = false;
if (e.ChangeType == WatcherChangeTypes.Deleted)
{
var obj = this.storage.GetObjectByLocalPath(this.fsFactory.CreateFileInfo(e.FullPath));
Guid guid = Guid.Empty;
if (obj != null)
{
isDirectory = obj.Type == MappedObjectType.Folder;
guid = obj.Guid;
}
this.AddEventToList(e, guid, isDirectory);
}
else
{
bool?check = this.fsFactory.IsDirectory(e.FullPath);
if (check != null)
{
isDirectory = (bool)check;
IFileSystemInfo fsInfo = isDirectory ? (IFileSystemInfo)this.fsFactory.CreateDirectoryInfo(e.FullPath) : (IFileSystemInfo)this.fsFactory.CreateFileInfo(e.FullPath);
Guid uuid = Guid.Empty;
try {
Guid?fsGuid = fsInfo.Uuid;
if (fsGuid != null)
{
uuid = (Guid)fsGuid;
}
} catch (Exception) {
uuid = Guid.Empty;
}
this.AddEventToList(e, uuid, isDirectory);
}
}
} catch (Exception ex) {
Logger.Warn(string.Format("Processing file system event {0} produces exception => force crawl sync", e.ToString()), ex);
this.queue.AddEvent(new StartNextSyncEvent(true));
}
}
// Watcher error
private void OnWatcherError(object sender, FileSystemEventArgs e)
{
showErrorAndExit("FileSystemWatcher Error: " + e.ToString());
}
