/// <summary>
/// 監視なしで、単一のログファイルを読み込む。
/// </summary>
/// <param name="instDir"></param>
/// <param name="date"></param>
/// <param name="receiver"></param>
public static void CheckWholeFile(string instDir, DateTime date, TwLogReceiver receiver)
{
string logfile = String.Format(@"{0}\ChatLog\TWChatLog_{1}.html", instDir, date.ToString("yyyy_MM_dd"));
if (!File.Exists(logfile))
{
return;
}
using (FileStream stream = new FileStream(logfile, FileMode.Open, FileAccess.Read, FileShare.ReadWrite))
{
using (TextReader sr = new StreamReader(stream, Encoding.GetEncoding("Shift-JIS")))
{
string line;
while ((line = sr.ReadLine()) != null)
{
TwChatLog log = TwChatLog.createChatLog(date.ToString("yyyy/MM/dd"), line);
if (log == null)
{
continue;
}
receiver.Receive(log);
}
}
}
}
private void WatchingThread()
{
DateTime dateTime = DateTime.Now.Date;
string dateString = dateTime.ToString("yyyy/MM/dd");
FileInfo fileInfo = new FileInfo(String.Format(@"{0}\TWChatLog_{1}.html", LogDir, dateTime.ToString("yyyy_MM_dd")));
long prevSize = fileInfo.Exists ? fileInfo.Length : 0;
while (IsWatching)
{
try
{
fileInfo.Refresh();
if (!fileInfo.Exists || prevSize == fileInfo.Length)
{
// サイズ変更ない場合、日付が変わったかもしれない
if (dateTime < DateTime.Now.Date)
{
dateTime = DateTime.Now.Date;
dateString = dateTime.ToString("yyyy/MM/dd");
fileInfo = new FileInfo(String.Format(@"{0}\TWChatLog_{1}.html", LogDir, dateTime.ToString("yyyy_MM_dd")));
prevSize = 0;
Logger.Instance.PutMessage($"Change target log file to {fileInfo.FullName}");
}
continue;
}
using (FileStream fileStream = fileInfo.Open(FileMode.Open, FileAccess.Read, FileShare.ReadWrite))
{
fileStream.Position = prevSize;
using (StreamReader reader = new StreamReader(fileStream, Encoding.GetEncoding("shift_jis")))
{
string line;
while ((line = reader.ReadLine()) != null)
{
TwChatLog log = TwChatLog.createChatLog(dateString, line);
if (log == null)
{
Logger.Instance.PutMessage($"Invalid format message: {line}");
continue;
}
Receiver.Receive(log);
}
prevSize = fileStream.Position;
}
}
}
catch (Exception ex)
{
Logger.Instance.PutMessage($"File Access Error: {ex.Message}");
Logger.Instance.PutMessage($"{ex.StackTrace}");
}
finally
{
Thread.Sleep(1000);
}
}
}
