private Extractor.Extractor ExtractorByThread(string aName)
{
Predicate <Extractor.Extractor> findByNamePredicate = delegate(Extractor.Extractor aExtractor)
{
string entryName = aExtractor.Interpreter.DataSource.ThreadName;
return(entryName == aName);
};
Extractor.Extractor ret = iActiveExtractors.Find(findByNamePredicate);
return(ret);
}
private void AddExtractor(Extractor.Extractor aExtractor)
{
// Check whether we already have an extractor for this thread.
string threadName = aExtractor.Interpreter.DataSource.ThreadName;
// If an entry with the same thread name already exists, then we
// remove it, and replace it with a new entry
Extractor.Extractor existingEntry = ExtractorByThread(threadName);
if (existingEntry != null)
{
iActiveExtractors.Remove(existingEntry);
}
// Save new extractor for the thread
iActiveExtractors.Add(aExtractor);
}
internal void HandleFilteredLine(string aLine, long aLineNumber)
{
// The four types of data we allow.
//
// 1) Text data from a trace file
// [15:21:32.719] xti2:MCU_ASCII_PRINTF; channel:0xE0; msg:HeapData - EComServer::!ecomserver - HEAP INFO FOR THREAD 'EComServer::!ecomserver'
//
// 2) Text data from a MemSpy heap dump file
// HEAP INFO FOR THREAD 'ecomserver::!ecomserver'
//
// 3) Binary data from a trace file:
// [14:39:24.344] xti2:MCU_ASCII_PRINTF; channel:0xE0; msg:[BinHeap:00000131]<BinHeapData:00000131:00000130:000000000001346e>
// [14:39:24.344] xti2:MCU_ASCII_PRINTF; channel:0xE0; msg:[BinHeap:00000131]00000000: be d0 be d0 ba da ba da 00 00 00 d0 01 00 00 00 ................
// [14:39:24.344] xti2:MCU_ASCII_PRINTF; channel:0xE0; msg:[BinHeap:00000131]00000010: 6e 34 01 00 82 00 00 00 83 00 00 00 01 00 00 00 n4..............
//
// 4) Binary data from a MemSpy heap dump file
// <BinHeapData:00000114:00000113:0000000000001234>
// 000ae8cc: 00 00 00 00 00 00 00 00 9d 2a 17 00 24 00 00 00
// First, try running the line past any existing extractors
bool handled = false;
foreach (Extractor.Extractor ext in iActiveExtractors)
{
if (ext.ExtractFrom(aLine, false))
{
handled = true;
break;
}
}
//
if (!handled)
{
// Try to create a new extractor that can handle this type of line
Extractor.Extractor extractor = iExtractorFactory.FindSuitableExtractor(aLine);
if (extractor != null)
{
InterpreterBase interpreter = iInterpreterFactory.FindSuitableInterpreter(extractor);
if (interpreter != null)
{
// Link up extractor and interpreter with a new data source
string dataSourceFileName = GetSourceFileName();
DataSource dataSource = new DataSource(dataSourceFileName, aLineNumber);
interpreter.DataSource = dataSource;
extractor.Interpreter = interpreter;
// We should also initialise the interpreter now that we've
// prepared the data source
interpreter.PrepareToStart(extractor);
// We must fire the extractor
extractor.ExtractFrom(aLine, true);
// Save the extractor so that we can ask it to handle future lines
AddExtractor(extractor);
// Save the data source
iDataSources.Add(dataSource);
}
}
}
}
