private int DoFilter(FilterParams filterParams, int startLine, int maxCount, List <int> filterResultLines,
List <int> lastFilterLinesList, List <int> filterHitList, ProgressCallback progressCallback)
{
int lineNum = startLine;
int count = 0;
int callbackCounter = 0;
try
{
filterParams.Reset();
while ((count++ < maxCount || filterParams.isInRange) && !ShouldCancel)
{
if (lineNum >= _callback.GetLineCount())
{
return(count);
}
ILogLine line = _callback.GetLogLine(lineNum);
if (line == null)
{
return(count);
}
_callback.LineNum = lineNum;
if (Util.TestFilterCondition(filterParams, line, _callback))
{
AddFilterLine(lineNum, false, filterParams, filterResultLines, lastFilterLinesList,
filterHitList);
}
lineNum++;
callbackCounter++;
if (lineNum % PROGRESS_BAR_MODULO == 0)
{
progressCallback(callbackCounter);
callbackCounter = 0;
}
}
}
catch (Exception ex)
{
_logger.Error(ex, "Exception while filtering. Please report to developer");
MessageBox.Show(null,
"Exception while filtering. Please report to developer: \n\n" + ex + "\n\n" + ex.StackTrace,
"LogExpert");
}
return(count);
}
public Range FindRange(int startLine)
{
_logger.Info($"Starting range search for {_filterParams.searchText} ... {_filterParams.rangeSearchText}");
if (_filterParams.rangeSearchText == null || _filterParams.rangeSearchText.Trim().Length == 0)
{
_logger.Info("Range search text not set. Cancelling range search.");
return(null);
}
if (_filterParams.searchText == null || _filterParams.searchText.Trim().Length == 0)
{
_logger.Info("Search text not set. Cancelling range search.");
return(null);
}
_filterParams.isRangeSearch = false;
_filterParams.isInRange = false;
int lineCount = _callback.GetLineCount();
int lineNum = startLine;
bool foundStartLine = false;
Range range = new Range();
FilterParams tmpParam = _filterParams.CreateCopy2();
tmpParam.searchText = _filterParams.rangeSearchText;
// search backward for starting keyword
var line = _callback.GetLogLine(lineNum);
while (lineNum >= 0)
{
_callback.LineNum = lineNum;
if (Util.TestFilterCondition(_filterParams, line, _callback))
{
foundStartLine = true;
break;
}
lineNum--;
line = _callback.GetLogLine(lineNum);
if (lineNum < 0 || Util.TestFilterCondition(tmpParam, line, _callback)
) // do not crash on Ctrl+R when there is not start line found
{
// lower range bound found --> we are not in between a valid range
break;
}
}
if (!foundStartLine)
{
_logger.Info("Range start not found");
return(null);
}
range.StartLine = lineNum;
_filterParams.isRangeSearch = true;
_filterParams.isInRange = true;
lineNum++;
while (lineNum < lineCount)
{
line = _callback.GetLogLine(lineNum);
_callback.LineNum = lineNum;
if (!Util.TestFilterCondition(_filterParams, line, _callback))
{
break;
}
lineNum++;
}
lineNum--;
range.EndLine = lineNum;
_logger.Info($"Range search finished. Found {range.EndLine - range.StartLine} lines");
return(range);
}