void IFileChangeNotificationSystem.StartMonitoring(string filePath, OnChangedCallback onChangedCallback, out Object state, out DateTimeOffset lastWrite, out long fileSize)
{
if (filePath == null)
{
throw new ArgumentNullException("filePath");
}
if (onChangedCallback == null)
{
throw new ArgumentNullException("onChangedCallback");
}
FileChangeEventTarget target = new FileChangeEventTarget(onChangedCallback);
FileAttributesData fad;
HttpRuntime.FileChangesMonitor.StartMonitoringPath(filePath, target.Handler, out fad);
if (fad == null)
{
fad = FileAttributesData.NonExistantAttributesData;
}
state = target;
#if DBG
Debug.Assert(fad.UtcLastWriteTime.Kind == DateTimeKind.Utc, "fad.UtcLastWriteTime.Kind == DateTimeKind.Utc");
#endif
lastWrite = fad.UtcLastWriteTime;
fileSize = fad.FileSize;
}
void IFileChangeNotificationSystem.StopMonitoring(string filePath, Object state)
{
if (filePath == null)
{
throw new ArgumentNullException("filePath");
}
if (state == null)
{
throw new ArgumentNullException("state");
}
FileChangeEventTarget target = state as FileChangeEventTarget;
if (target == null)
{
throw new ArgumentException(R.Invalid_state, "state");
}
string dir = Path.GetDirectoryName(filePath);
DirectoryMonitor dirMon = _dirMonitors[dir] as DirectoryMonitor;
if (dirMon != null)
{
lock (dirMon) {
dirMon.Fsw.Changed -= target.ChangedHandler;
dirMon.Fsw.Created -= target.ChangedHandler;
dirMon.Fsw.Deleted -= target.ChangedHandler;
dirMon.Fsw.Error -= target.ErrorHandler;
dirMon.Fsw.Renamed -= target.RenamedHandler;
}
}
}
void IFileChangeNotificationSystem.StartMonitoring(string filePath, OnChangedCallback onChangedCallback, out object state, out DateTimeOffset lastWriteTime, out long fileSize)
{
if (filePath is null)
{
throw new ArgumentNullException(nameof(filePath));
}
if (onChangedCallback is null)
{
throw new ArgumentNullException(nameof(onChangedCallback));
}
FileInfo fileInfo = new FileInfo(filePath);
string dir = Path.GetDirectoryName(filePath);
DirectoryMonitor dirMon = _dirMonitors[dir] as DirectoryMonitor;
if (dirMon == null)
{
lock (_lock)
{
dirMon = _dirMonitors[dir] as DirectoryMonitor;
if (dirMon == null)
{
dirMon = new DirectoryMonitor();
dirMon.Fsw = new FileSystemWatcher(dir);
dirMon.Fsw.NotifyFilter = NotifyFilters.FileName
| NotifyFilters.DirectoryName
| NotifyFilters.CreationTime
| NotifyFilters.Size
| NotifyFilters.LastWrite
| NotifyFilters.Security;
dirMon.Fsw.EnableRaisingEvents = true;
}
_dirMonitors[dir] = dirMon;
}
}
FileChangeEventTarget target = new FileChangeEventTarget(fileInfo.Name, onChangedCallback);
lock (dirMon)
{
dirMon.Fsw.Changed += target.ChangedHandler;
dirMon.Fsw.Created += target.ChangedHandler;
dirMon.Fsw.Deleted += target.ChangedHandler;
dirMon.Fsw.Error += target.ErrorHandler;
dirMon.Fsw.Renamed += target.RenamedHandler;
}
state = target;
lastWriteTime = File.GetLastWriteTime(filePath);
fileSize = (fileInfo.Exists) ? fileInfo.Length : -1;
}
void IFileChangeNotificationSystem.StartMonitoring(string filePath, OnChangedCallback onChangedCallback, out object state, out DateTimeOffset lastWriteTime, out long fileSize)
{
if (filePath == null)
{
throw new ArgumentNullException("filePath");
}
if (onChangedCallback == null)
{
throw new ArgumentNullException("onChangedCallback");
}
FileInfo info = new FileInfo(filePath);
string directoryName = Path.GetDirectoryName(filePath);
DirectoryMonitor monitor = this._dirMonitors[directoryName] as DirectoryMonitor;
if (monitor == null)
{
lock (this._lock)
{
monitor = this._dirMonitors[directoryName] as DirectoryMonitor;
if (monitor == null)
{
monitor = new DirectoryMonitor {
Fsw = new FileSystemWatcher(directoryName)
};
monitor.Fsw.NotifyFilter = NotifyFilters.Security | NotifyFilters.CreationTime | NotifyFilters.LastWrite | NotifyFilters.Size | NotifyFilters.DirectoryName | NotifyFilters.FileName;
monitor.Fsw.EnableRaisingEvents = true;
}
this._dirMonitors[directoryName] = monitor;
}
}
FileChangeEventTarget target = new FileChangeEventTarget(info.Name, onChangedCallback);
lock (monitor)
{
monitor.Fsw.Changed += target.ChangedHandler;
monitor.Fsw.Created += target.ChangedHandler;
monitor.Fsw.Deleted += target.ChangedHandler;
monitor.Fsw.Error += target.ErrorHandler;
monitor.Fsw.Renamed += target.RenamedHandler;
}
state = target;
lastWriteTime = File.GetLastWriteTime(filePath);
fileSize = info.Exists ? info.Length : -1L;
}
void IFileChangeNotificationSystem.StartMonitoring(string filePath, OnChangedCallback onChangedCallback, out object state, out DateTimeOffset lastWriteTime, out long fileSize)
{
if (filePath == null)
{
throw new ArgumentNullException("filePath");
}
if (onChangedCallback == null)
{
throw new ArgumentNullException("onChangedCallback");
}
FileInfo info = new FileInfo(filePath);
string directoryName = Path.GetDirectoryName(filePath);
DirectoryMonitor monitor = this._dirMonitors[directoryName] as DirectoryMonitor;
if (monitor == null)
{
lock (this._lock)
{
monitor = this._dirMonitors[directoryName] as DirectoryMonitor;
if (monitor == null)
{
monitor = new DirectoryMonitor {
Fsw = new FileSystemWatcher(directoryName)
};
monitor.Fsw.NotifyFilter = NotifyFilters.Security | NotifyFilters.CreationTime | NotifyFilters.LastWrite | NotifyFilters.Size | NotifyFilters.DirectoryName | NotifyFilters.FileName;
monitor.Fsw.EnableRaisingEvents = true;
}
this._dirMonitors[directoryName] = monitor;
}
}
FileChangeEventTarget target = new FileChangeEventTarget(info.Name, onChangedCallback);
lock (monitor)
{
monitor.Fsw.Changed += target.ChangedHandler;
monitor.Fsw.Created += target.ChangedHandler;
monitor.Fsw.Deleted += target.ChangedHandler;
monitor.Fsw.Error += target.ErrorHandler;
monitor.Fsw.Renamed += target.RenamedHandler;
}
state = target;
lastWriteTime = File.GetLastWriteTime(filePath);
fileSize = info.Exists ? info.Length : -1L;
}
void IFileChangeNotificationSystem.StartMonitoring(string filePath, OnChangedCallback onChangedCallback, out Object state, out DateTimeOffset lastWrite, out long fileSize) {
if (filePath == null) {
throw new ArgumentNullException("filePath");
}
if (onChangedCallback == null) {
throw new ArgumentNullException("onChangedCallback");
}
FileChangeEventTarget target = new FileChangeEventTarget(onChangedCallback);
FileAttributesData fad;
HttpRuntime.FileChangesMonitor.StartMonitoringPath(filePath, target.Handler, out fad);
if (fad == null) {
fad = FileAttributesData.NonExistantAttributesData;
}
state = target;
#if DBG
Debug.Assert(fad.UtcLastWriteTime.Kind == DateTimeKind.Utc, "fad.UtcLastWriteTime.Kind == DateTimeKind.Utc");
#endif
lastWrite = fad.UtcLastWriteTime;
fileSize = fad.FileSize;
}
void IFileChangeNotificationSystem.StartMonitoring(string filePath, OnChangedCallback onChangedCallback, out object state, out DateTimeOffset lastWrite, out long fileSize)
{
FileAttributesData nonExistantAttributesData;
if (filePath == null)
{
throw new ArgumentNullException("filePath");
}
if (onChangedCallback == null)
{
throw new ArgumentNullException("onChangedCallback");
}
FileChangeEventTarget target = new FileChangeEventTarget(onChangedCallback);
HttpRuntime.FileChangesMonitor.StartMonitoringPath(filePath, target.Handler, out nonExistantAttributesData);
if (nonExistantAttributesData == null)
{
nonExistantAttributesData = FileAttributesData.NonExistantAttributesData;
}
state = target;
lastWrite = nonExistantAttributesData.UtcLastWriteTime;
fileSize = nonExistantAttributesData.FileSize;
}
void IFileChangeNotificationSystem.StartMonitoring(string filePath, OnChangedCallback onChangedCallback, out object state, out DateTimeOffset lastWrite, out long fileSize)
{
FileAttributesData nonExistantAttributesData;
if (filePath == null)
{
throw new ArgumentNullException("filePath");
}
if (onChangedCallback == null)
{
throw new ArgumentNullException("onChangedCallback");
}
FileChangeEventTarget target = new FileChangeEventTarget(onChangedCallback);
HttpRuntime.FileChangesMonitor.StartMonitoringPath(filePath, target.Handler, out nonExistantAttributesData);
if (nonExistantAttributesData == null)
{
nonExistantAttributesData = FileAttributesData.NonExistantAttributesData;
}
state = target;
lastWrite = nonExistantAttributesData.UtcLastWriteTime;
fileSize = nonExistantAttributesData.FileSize;
}
void IFileChangeNotificationSystem.StartMonitoring(string filePath, OnChangedCallback onChangedCallback, out Object state, out DateTimeOffset lastWriteTime, out long fileSize) {
if (filePath == null) {
throw new ArgumentNullException("filePath");
}
if (onChangedCallback == null) {
throw new ArgumentNullException("onChangedCallback");
}
FileInfo fileInfo = new FileInfo(filePath);
string dir = Path.GetDirectoryName(filePath);
DirectoryMonitor dirMon = _dirMonitors[dir] as DirectoryMonitor;
if (dirMon == null) {
lock (_lock) {
dirMon = _dirMonitors[dir] as DirectoryMonitor;
if (dirMon == null) {
dirMon = new DirectoryMonitor();
dirMon.Fsw = new FileSystemWatcher(dir);
dirMon.Fsw.NotifyFilter = NotifyFilters.FileName
| NotifyFilters.DirectoryName
| NotifyFilters.CreationTime
| NotifyFilters.Size
| NotifyFilters.LastWrite
| NotifyFilters.Security;
dirMon.Fsw.EnableRaisingEvents = true;
}
_dirMonitors[dir] = dirMon;
}
}
FileChangeEventTarget target = new FileChangeEventTarget(fileInfo.Name, onChangedCallback);
lock (dirMon) {
dirMon.Fsw.Changed += target.ChangedHandler;
dirMon.Fsw.Created += target.ChangedHandler;
dirMon.Fsw.Deleted += target.ChangedHandler;
dirMon.Fsw.Error += target.ErrorHandler;
dirMon.Fsw.Renamed += target.RenamedHandler;
}
state = target;
lastWriteTime = File.GetLastWriteTime(filePath);
fileSize = (fileInfo.Exists) ? fileInfo.Length : -1;
}
