///
///////////////////////////////////////////////////////////////////////////////
+#include <TClass.h>
+#include <TPluginManager.h>
+#include <TROOT.h>
+#include <TInterpreter.h>
+#include <TSystem.h>
+#include <TPRegexp.h>
+
#include <Riostream.h>
#include "AliRawReader.h"
+#include "AliRawReaderFile.h"
+#include "AliRawReaderDate.h"
+#include "AliRawReaderRoot.h"
+#include "AliRawReaderChain.h"
#include "AliDAQ.h"
+#include "AliLog.h"
ClassImp(AliRawReader)
fSelectMaxEquipmentId(-1),
fSkipInvalid(kFALSE),
fSelectEventType(-1),
- fErrorCode(0)
+ fSelectTriggerMask(0),
+ fSelectTriggerExpr(),
+ fErrorCode(0),
+ fEventNumber(-1),
+ fErrorLogs("AliRawDataErrorLog",100),
+ fHeaderSwapped(NULL),
+ fIsValid(kTRUE),
+ fIsTriggerClassLoaded(kFALSE)
{
// default constructor: initialize data members
+// Allocate the swapped header in case of Mac
+#ifndef R__BYTESWAP
+ fHeaderSwapped=new AliRawDataHeader();
+#endif
}
Bool_t AliRawReader::LoadEquipmentIdsMap(const char *fileName)
fSelectMaxEquipmentId(rawReader.fSelectMaxEquipmentId),
fSkipInvalid(rawReader.fSkipInvalid),
fSelectEventType(rawReader.fSelectEventType),
- fErrorCode(0)
+ fSelectTriggerMask(rawReader.fSelectTriggerMask),
+ fSelectTriggerExpr(rawReader.fSelectTriggerExpr),
+ fErrorCode(0),
+ fEventNumber(-1),
+ fErrorLogs("AliRawDataErrorLog",100),
+ fHeaderSwapped(NULL),
+ fIsValid(rawReader.fIsValid),
+ fIsTriggerClassLoaded(rawReader.fIsTriggerClassLoaded)
{
// copy constructor
+// Allocate the swapped header in case of Mac
+#ifndef R__BYTESWAP
+ fHeaderSwapped=new AliRawDataHeader(*rawReader.fHeaderSwapped);
+#endif
}
AliRawReader& AliRawReader::operator = (const AliRawReader& rawReader)
{
// assignment operator
+ if(&rawReader == this) return *this;
fEquipmentIdsIn = rawReader.fEquipmentIdsIn;
fEquipmentIdsOut = rawReader.fEquipmentIdsOut;
fSelectMaxEquipmentId = rawReader.fSelectMaxEquipmentId;
fSkipInvalid = rawReader.fSkipInvalid;
fSelectEventType = rawReader.fSelectEventType;
+ fSelectTriggerMask = rawReader.fSelectTriggerMask;
+ fSelectTriggerExpr = rawReader.fSelectTriggerExpr;
fErrorCode = rawReader.fErrorCode;
+ fEventNumber = rawReader.fEventNumber;
+ fErrorLogs = *((TClonesArray*)rawReader.fErrorLogs.Clone());
+
+ fIsValid = rawReader.fIsValid;
+ fIsTriggerClassLoaded = rawReader.fIsTriggerClassLoaded;
+
return *this;
}
// initialized
if (fEquipmentIdsIn) delete fEquipmentIdsIn;
if (fEquipmentIdsOut) delete fEquipmentIdsOut;
+ fErrorLogs.Delete();
+ if (fHeaderSwapped) delete fHeaderSwapped;
+}
+
+AliRawReader* AliRawReader::Create(const char *uri)
+{
+ // RawReader's factory
+ // It instantiate corresponding raw-reader implementation class object
+ // depending on the URI provided
+ // Normal URIs point to files, while the URI starting with
+ // 'mem://:' or 'mem://<filename>' will create
+ // AliRawReaderDateOnline object which is supposed to be used
+ // in the online reconstruction
+
+ TString strURI = uri;
+
+ if (strURI.IsNull()) {
+ AliWarningClass("No raw-reader created");
+ return NULL;
+ }
+
+ TObjArray *fields = strURI.Tokenize("?");
+ TString &fileURI = ((TObjString*)fields->At(0))->String();
+
+ AliRawReader *rawReader = NULL;
+ if (fileURI.BeginsWith("mem://") || fileURI.BeginsWith("^")) {
+ if (fileURI.BeginsWith("mem://")) fileURI.ReplaceAll("mem://","");
+ AliInfoClass(Form("Creating raw-reader in order to read events in shared memory (option=%s)",fileURI.Data()));
+
+ TPluginManager* pluginManager = gROOT->GetPluginManager();
+ TString rawReaderName = "AliRawReaderDateOnline";
+ TPluginHandler* pluginHandler = pluginManager->FindHandler("AliRawReader", "online");
+ // if not, add a plugin for it
+ if (!pluginHandler) {
+ pluginManager->AddHandler("AliRawReader", "online",
+ "AliRawReaderDateOnline", "RAWDatarecOnline", "AliRawReaderDateOnline(const char*)");
+ pluginHandler = pluginManager->FindHandler("AliRawReader", "online");
+ }
+ if (pluginHandler && (pluginHandler->LoadPlugin() == 0)) {
+ rawReader = (AliRawReader*)pluginHandler->ExecPlugin(1,fileURI.Data());
+ }
+ else {
+ delete fields;
+ return NULL;
+ }
+ }
+ else if (fileURI.BeginsWith("amore://")) {
+ // A special raw-data URL used in case
+ // the raw-data reading is steered from
+ // ouside, i.e. from AMORE
+ fileURI.ReplaceAll("amore://","");
+ AliInfoClass("Creating raw-reader in order to read events sent by AMORE");
+ rawReader = new AliRawReaderDate((void *)NULL);
+ }
+ else if (fileURI.BeginsWith("collection://")) {
+ fileURI.ReplaceAll("collection://","");
+ AliInfoClass(Form("Creating raw-reader in order to read raw-data files collection defined in %s",fileURI.Data()));
+ rawReader = new AliRawReaderChain(fileURI);
+ }
+ else if (fileURI.BeginsWith("raw://run")) {
+ fileURI.ReplaceAll("raw://run","");
+ if (fileURI.IsDigit()) {
+ rawReader = new AliRawReaderChain(fileURI.Atoi());
+ }
+ else {
+ AliErrorClass(Form("Invalid syntax: %s",fileURI.Data()));
+ fields->Delete();
+ return NULL;
+ }
+ }
+ else {
+ AliInfoClass(Form("Creating raw-reader in order to read raw-data file: %s",fileURI.Data()));
+ TString filename(gSystem->ExpandPathName(fileURI.Data()));
+ if (filename.EndsWith("/")) {
+ rawReader = new AliRawReaderFile(filename);
+ } else if (filename.EndsWith(".root")) {
+ rawReader = new AliRawReaderRoot(filename);
+ } else {
+ rawReader = new AliRawReaderDate(filename);
+ }
+ }
+
+ if (!rawReader->IsRawReaderValid()) {
+ AliErrorClass(Form("Raw-reader is invalid - check the input URI (%s)",fileURI.Data()));
+ delete rawReader;
+ fields->Delete();
+ delete fields;
+ return NULL;
+ }
+
+ // Now apply event selection criteria (if specified)
+ if (fields->GetEntries() > 1) {
+ Int_t eventType = -1;
+ ULong64_t triggerMask = 0;
+ TString triggerExpr;
+ for(Int_t i = 1; i < fields->GetEntries(); i++) {
+ if (!fields->At(i)) continue;
+ TString &option = ((TObjString*)fields->At(i))->String();
+ if (option.BeginsWith("EventType=",TString::kIgnoreCase)) {
+ option.ReplaceAll("EventType=","");
+ eventType = option.Atoi();
+ continue;
+ }
+ if (option.BeginsWith("Trigger=",TString::kIgnoreCase)) {
+ option.ReplaceAll("Trigger=","");
+ if (option.IsDigit()) {
+ triggerMask = option.Atoll();
+ }
+ else {
+ triggerExpr = option.Data();
+ }
+ continue;
+ }
+ AliWarningClass(Form("Ignoring invalid event selection option: %s",option.Data()));
+ }
+ AliInfoClass(Form("Event selection criteria specified: eventype=%d trigger mask=%llx trigger expression=%s",
+ eventType,triggerMask,triggerExpr.Data()));
+ rawReader->SelectEvents(eventType,triggerMask,triggerExpr.Data());
+ }
+
+ fields->Delete();
+ delete fields;
+
+ return rawReader;
}
Int_t AliRawReader::GetMappedEquipmentId() const
fSelectMaxEquipmentId = maxEquipmentId;
}
-void AliRawReader::SelectEvents(Int_t type)
+void AliRawReader::SelectEvents(Int_t type, ULong64_t triggerMask,
+ const char *triggerExpr)
{
-// read only events with the given type.
-// no selection is applied if a value < 0 is used.
+// read only events with the given type and optionally
+// trigger mask.
+// no selection is applied if value = 0 is used.
+// Trigger selection can be done via string (triggerExpr)
+// which defines the trigger logic to be used. It works only
+// after LoadTriggerClass() method is called for all involved
+// trigger classes.
fSelectEventType = type;
+ fSelectTriggerMask = triggerMask;
+ if (triggerExpr) fSelectTriggerExpr = triggerExpr;
+}
+
+void AliRawReader::LoadTriggerClass(const char* name, Int_t index)
+{
+ // Loads the list of trigger classes defined.
+ // Used in conjunction with IsEventSelected in the
+ // case when the trigger selection is given by
+ // fSelectedTriggerExpr
+
+ if (fSelectTriggerExpr.IsNull()) return;
+
+ fIsTriggerClassLoaded = kTRUE;
+
+ if (index >= 0)
+ fSelectTriggerExpr.ReplaceAll(name,Form("[%d]",index));
+ else
+ fSelectTriggerExpr.ReplaceAll(name,"0");
}
Bool_t AliRawReader::IsSelected() const
Bool_t AliRawReader::IsEventSelected() const
{
-// apply the event selection (if any)
+ // apply the event selection (if any)
+ // First check the event type
if (fSelectEventType >= 0) {
if (GetType() != (UInt_t) fSelectEventType) return kFALSE;
}
+ // Then check the trigger pattern and compared it
+ // to the required trigger mask
+ if (fSelectTriggerMask != 0) {
+ if ((GetClassMask() & fSelectTriggerMask) != fSelectTriggerMask) return kFALSE;
+ }
+
+ if ( fIsTriggerClassLoaded && !fSelectTriggerExpr.IsNull()) {
+ TString expr(fSelectTriggerExpr);
+ ULong64_t mask = GetClassMask();
+ for(Int_t itrigger = 0; itrigger < 50; itrigger++) {
+ if (mask & (1 << itrigger)) {
+ expr.ReplaceAll(Form("[%d]",itrigger),"1");
+ }
+ else {
+ expr.ReplaceAll(Form("[%d]",itrigger),"0");
+ }
+ }
+ // Possibility to introduce downscaling
+ TPRegexp("(%\\s*\\d+)").Substitute(expr,Form("&& !(%d$1)",GetEventIndex()),"g");
+ Int_t error;
+ if ((gROOT->ProcessLineFast(expr.Data(),&error) == 0) &&
+ (error == TInterpreter::kNoError)) {
+ return kFALSE;
+ }
+ }
+
return kTRUE;
}
+UInt_t AliRawReader::SwapWord(UInt_t x) const
+{
+ // Swap the endianess of the integer value 'x'
+
+ return (((x & 0x000000ffU) << 24) | ((x & 0x0000ff00U) << 8) |
+ ((x & 0x00ff0000U) >> 8) | ((x & 0xff000000U) >> 24));
+}
+
+UShort_t AliRawReader::SwapShort(UShort_t x) const
+{
+ // Swap the endianess of the short value 'x'
+
+ return (((x & 0x00ffU) << 8) | ((x & 0xff00U) >> 8)) ;
+}
Bool_t AliRawReader::ReadNextInt(UInt_t& data)
{
Error("ReadNextInt", "could not read data!");
return kFALSE;
}
+#ifndef R__BYTESWAP
+ data=SwapWord(data);
+#endif
return kTRUE;
}
Error("ReadNextShort", "could not read data!");
return kFALSE;
}
+#ifndef R__BYTESWAP
+ data=SwapShort(data);
+#endif
return kTRUE;
}
return kTRUE;
}
+Bool_t AliRawReader::GotoEvent(Int_t event)
+{
+ // Random access to certain
+ // event index. Could be very slow
+ // for some non-root raw-readers.
+ // So it should be reimplemented there.
+ if (event < fEventNumber) RewindEvents();
+
+ while (fEventNumber < event) {
+ if (!NextEvent()) return kFALSE;
+ }
+
+ return kTRUE;
+}
Int_t AliRawReader::CheckData() const
{
line[pos+offset] = '.';
}
char hex[3];
- sprintf(hex, "%2.2x", byte);
+ snprintf(hex, 3, "%2.2x", byte);
line[max+max/4+3+2*pos+offset] = hex[0];
line[max+max/4+4+2*pos+offset] = hex[1];
pos++;
} while (ReadHeader());
}
+
+void AliRawReader::AddErrorLog(AliRawDataErrorLog::ERawDataErrorLevel level,
+ Int_t code,
+ const char *message)
+{
+ // Add a raw data error message to the list
+ // of raw-data decoding errors
+ if (fEventNumber < 0) {
+ return;
+ }
+ Int_t ddlId = GetEquipmentId();
+ if (ddlId < 0) {
+ AliError("No ddl raw data have been read so far! Impossible to add a raw data error log!");
+ return;
+ }
+
+ Int_t prevEventNumber = -1;
+ Int_t prevDdlId = -1;
+ Int_t prevErrorCode = -1;
+ AliRawDataErrorLog *prevLog = (AliRawDataErrorLog *)fErrorLogs.Last();
+ if (prevLog) {
+ prevEventNumber = prevLog->GetEventNumber();
+ prevDdlId = prevLog->GetDdlID();
+ prevErrorCode = prevLog->GetErrorCode();
+ }
+
+ if ((prevEventNumber != fEventNumber) ||
+ (prevDdlId != ddlId) ||
+ (prevErrorCode != code)) {
+ new (fErrorLogs[fErrorLogs.GetEntriesFast()])
+ AliRawDataErrorLog(fEventNumber,
+ ddlId,
+ level,
+ code,
+ message);
+ }
+ else
+ if (prevLog) prevLog->AddCount();
+
+}
+
+Bool_t AliRawReader::GotoEventWithID(Int_t event,
+ UInt_t period,
+ UInt_t orbitID,
+ UShort_t bcID)
+{
+ // Go to certain event number by
+ // checking the event ID.
+ // Useful in case event-selection
+ // is applied and the 'event' is
+ // relative
+ if (!GotoEvent(event)) return kFALSE;
+
+ while (GetBCID() != period ||
+ GetOrbitID() != orbitID ||
+ GetPeriod() != bcID) {
+ if (!NextEvent()) return kFALSE;
+ }
+
+ return kTRUE;
+}
+