private static void Load(object dummy)
{
_ITPersonNames = new List <string>();
_ITEmailAddresses = new List <string>();
_AllEmailAddresses = new List <string>();
// Reload the cache file from Active Directory every 4 hours,
// or if the file does not exist.
string cacheFullName = RTSettings.GetConfigFilePath(_CacheFileName);
FileInfo cacheFile = new FileInfo(cacheFullName);
if (cacheFile.Exists && DateTime.UtcNow.Subtract(cacheFile.LastWriteTimeUtc).TotalHours <= 4)
{
LoadFromFile(cacheFullName);
}
else
{
LoadFromActiveDirectory();
SaveToFile(cacheFullName);
}
// Could add extra elements to any of these collections here,
// for example email addresses of external partners or from
// a personal profile.
_ITPersonNames.Sort();
_ITEmailAddresses.Sort();
_AllEmailAddresses.Sort();
// Release the lock so other threads can access this data.
_AccessLock.Release();
}
public static string[] GetFileContents(string fileName)
{
FileContents matchedFile = _Files.Find(
delegate(FileContents contents) { return(contents.FileName.Equals(fileName, StringComparison.InvariantCultureIgnoreCase)); }
);
if (matchedFile == null)
{
string fullPath = RTSettings.GetConfigFilePath(fileName);
matchedFile = new FileContents();
matchedFile.FileName = fileName;
matchedFile.Lines = File.ReadAllLines(fullPath);
_Files.Add(matchedFile);
}
return(matchedFile.Lines);
}
