// =============================================================================================================
// public method (パブリックメソッド)
// =============================================================================================================
#region "public method"
/// ------------------------------------------------------------------------------------------------------------
/// <summary>
/// ■DeleteBackupOverFile (Delete log files and retain specified number of log files)
/// </summary>
/// <remarks>
/// </remarks>
/// <history>
/// Ver.01.00.00.000 2013-04-11 (TSDV)hung.trinhhong Create
/// Ver.01.01.00.000 2013-06-07 (TSDV)hung.trinhhong Update Specification change
/// Ver.01.01.00.001 2013-06-11 (TSDV)hung.trinhhong Update Bug when create system semaphore
/// Ver.01.01.00.002 2013-06-12 (TSDV)hung.trinhhong Update Confirm rule for naming semaphore
/// </history>
/// ------------------------------------------------------------------------------------------------------------
public void DeleteBackupOverFile()
{
// Create semaphore for delete
string semaphoreForDeleteString = "SemaphoreForDelete";
try
{
// Try to reference to exist system semaphore
m_SemaphoreForDelete = Semaphore.OpenExisting(semaphoreForDeleteString);
}
catch
{
// Create new semaphore
m_SemaphoreForDelete = CreateSemaphore(semaphoreForDeleteString);
}
try
{
m_SemaphoreForDelete.WaitOne();
// Get subfolder list in m_savePath
string[] allSubFolders = DirectoryOperator.GetDirectories(m_SavePath);
if (allSubFolders.Length > m_KeepDays)
{
int numberDeleteFolders = allSubFolders.Length - m_KeepDays;
for (int topIndex = 0; topIndex < numberDeleteFolders; topIndex++)
{
DirectoryOperator.Delete(allSubFolders[topIndex], true);
}
}
}
catch
{
if (m_ExceptionHandling == ExceptionHandling.Throw)
{
throw;
}
else
{
// skip exception
}
}
finally
{
m_SemaphoreForDelete.Release();
}
}
/// <summary>
/// delete unrelated hbv cached files
/// </summary>
private void CleanUnUsedHbvCache()
{
var rootInfo = new DirectoryInfo(Constant.CacheDir);
var dirList = rootInfo.EnumerateDirectories();
foreach (DirectoryInfo dir in dirList)
{
var target = new DirectoryOperator(dir.FullName);
var found = false;
foreach (var file in this._appData.RecentFiles)
{
if (file.CacheDir == target.Name)
{
found = true;
break;
}
}
if (!found)
{
target.Delete();
}
}
}