private void MergeResults()
{
Logger.logInfo("Merging filter results.");
foreach (Filter filter in _filterReadyList)
{
foreach (int lineNum in filter.FilterHitList)
{
if (!_filterHitDict.ContainsKey(lineNum))
{
_filterHitDict.Add(lineNum, lineNum);
}
}
foreach (int lineNum in filter.FilterResultLines)
{
if (!_filterResultDict.ContainsKey(lineNum))
{
_filterResultDict.Add(lineNum, lineNum);
}
}
foreach (int lineNum in filter.LastFilterLinesList)
{
if (!_lastFilterLinesDict.ContainsKey(lineNum))
{
_lastFilterLinesDict.Add(lineNum, lineNum);
}
}
}
FilterHitList.AddRange(_filterHitDict.Keys);
FilterResultLines.AddRange(_filterResultDict.Keys);
LastFilterLinesList.AddRange(_lastFilterLinesDict.Keys);
Logger.logInfo("Merging done.");
}
public void DoFilter(FilterParams filterParams, int startLine, int maxCount, ProgressCallback progressCallback)
{
FilterResultLines.Clear();
LastFilterLinesList.Clear();
FilterHitList.Clear();
_filterHitDict.Clear();
_filterReadyList.Clear();
_filterResultDict.Clear();
_lastFilterLinesDict.Clear();
_filterReadyList.Clear();
_filterWorkerList.Clear();
_shouldStop = false;
int interval = maxCount / ThreadCount;
if (interval < 1)
{
interval = 1;
}
int workStartLine = startLine;
List <WaitHandle> handleList = new List <WaitHandle>();
_progressLineCount = 0;
_progressCallback = progressCallback;
while (workStartLine < startLine + maxCount)
{
if (workStartLine + interval > maxCount)
{
interval = maxCount - workStartLine;
if (interval == 0)
{
break;
}
}
_logger.Info("FilterStarter starts worker for line {0}, lineCount {1}", workStartLine, interval);
WorkerFx workerFx = DoWork;
IAsyncResult ar = workerFx.BeginInvoke(filterParams, workStartLine, interval, ThreadProgressCallback,
FilterDoneCallback, workerFx);
workStartLine += interval;
handleList.Add(ar.AsyncWaitHandle);
}
WaitHandle[] handles = handleList.ToArray();
// wait for worker threads completion
if (handles.Length > 0)
{
WaitHandle.WaitAll(handles);
}
MergeResults();
}