TGo4AnalysisProxy.cxx

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// $Id$
//-----------------------------------------------------------------------
//       The GSI Online Offline Object Oriented (Go4) Project
//         Experiment Data Processing at EE department, GSI
//-----------------------------------------------------------------------
// Copyright (C) 2000- GSI Helmholtzzentrum fuer Schwerionenforschung GmbH
//                     Planckstr. 1, 64291 Darmstadt, Germany
// Contact:            http://go4.gsi.de
//-----------------------------------------------------------------------
// This software can be used under the license agreements as stated
// in Go4License.txt file which is part of the distribution.
//-----------------------------------------------------------------------
 
#include "TGo4AnalysisProxy.h"
 
#include <iostream>
 
#include "TH1.h"
#include "TFolder.h"
#include "TTree.h"
#include "TTime.h"
#include "TSystem.h"
 
#include "TGo4Log.h"
 
#include "TGo4Slot.h"
#include "TGo4ObjectProxy.h"
 
#include "TGo4RemoteCommand.h"
#include "TGo4AnalysisObjectResult.h"
#include "TGo4ObjEnvelope.h"
#include "TGo4ComExecLine.h"
 
#include "TGo4Display.h"
#include "TGo4TaskManager.h"
#include "TGo4TaskHandler.h"
#include "TGo4ClientTask.h"
#include "TGo4ServerTask.h"
#include "TGo4BufferQueue.h"
 
#include "TGo4Parameter.h"
 
#include "TGo4AnalysisStatus.h"
#include "TGo4AnalysisClientStatus.h"
#include "TGo4AnalysisObjectNames.h"
#include "TGo4TreeStructure.h"
#include "TGo4BranchStatus.h"
#include "TGo4ParameterStatus.h"
#include "TGo4MemberStatus.h"
 
enum { cmdEnvelope, cmdStatus, cmdEvStatus, cmdDefualtEnvelope };
 
 
class TGo4AnalysisObjectAccess : public TObject, public TGo4Access {
   public:
 
      TGo4AnalysisObjectAccess(TGo4AnalysisProxy *cont,
                              Int_t proxykind,
                              const char *name,
                              const char *classname,
                              const char *fullpath) :
          TObject(),
          TGo4Access(),
          fxAnalProxy(cont),
          fProxyKind(proxykind),
          fxObjName(name),
          fxObjClassName(classname),
          fxFullPath(fullpath),
          fxReceiver(nullptr),
          fxReceiverPath(),
          fxSubmitTime()
      {
      }
 
      virtual ~TGo4AnalysisObjectAccess() {}
 
      Bool_t IsRemote() const override { return kTRUE; }
      Bool_t CanGetObject() const override { return kFALSE; }
      const char *GetObjectName() const override { return fxObjName.Data(); }
      const char *GetObjectClassName() const override { return fxObjClassName.Data(); }
 
      const char *GetPathName() const { return fxFullPath.Data(); }
 
      Int_t AssignObjectTo(TGo4ObjectManager *rcv, const char *path) override
      {
         if (!rcv || !fxAnalProxy) return 0;
         fxReceiver = rcv;
         fxReceiverPath = path;
         if (fxAnalProxy->SubmitProxy(this)) return 2;
         return 0;
      }
 
      Int_t ProxyKind() const { return fProxyKind; }
 
      void ChangeObjectName(const char *newname) { fxObjName = newname; }
 
      void SetSubmitTime() { fxSubmitTime = gSystem->Now(); }
 
      Bool_t CheckLifeTime(long int millisec)
      {
          long int res = gSystem->Now() - fxSubmitTime;
          return (res<0) || (res > millisec);
      }
 
      void ReceiveObject(TObject *obj, const char *objfolder, const char *objname, Bool_t owner)
      {
         if (fProxyKind == cmdDefualtEnvelope) {
            TString path = fxReceiverPath;
            if (objfolder && (strlen(objfolder) != 0)) {
               path += objfolder; path += "/";
            }
            if (objname && (strlen(objname) != 0)) path += objname;
            DoObjectAssignement(fxReceiver, path.Data(), obj, owner);
 
         } else {
            DoObjectAssignement(fxReceiver, fxReceiverPath.Data(), obj, owner);
         }
      }
 
      void SetDefaultReceiver(TGo4ObjectManager *rcv, const char *path)
      {
         fxReceiver = rcv;
         fxReceiverPath = path;
      }
 
   protected:
      TGo4AnalysisProxy *     fxAnalProxy{nullptr};      
      Int_t                   fProxyKind{0};             
      TString                 fxObjName;                 
      TString                 fxObjClassName;            
      TString                 fxFullPath;                
      TGo4ObjectManager *     fxReceiver{nullptr};       
      TString                 fxReceiverPath;            
      TTime                   fxSubmitTime;              
};
 
 
// ****************************************************************
 
class TGo4AnalysisLevelIter : public TGo4LevelIter {
   public:
      TGo4AnalysisLevelIter() {}
 
      TGo4AnalysisLevelIter(TFolder *folder, Bool_t istree = kFALSE) :
         TGo4LevelIter(),
         fIsTree(istree)
      {
         fIter = folder->GetListOfFolders()->MakeIterator();
      }
 
      virtual ~TGo4AnalysisLevelIter()
      {
         delete fIter;
      }
 
      Bool_t next() override
      {
         fCurrent = fIter->Next();
         return fCurrent != nullptr;
      }
 
      Bool_t isfolder() override
      {
         return dynamic_cast<TFolder *>(fCurrent) ||
                dynamic_cast<TGo4TreeStructure *>(fCurrent);
      }
 
      Int_t getflag(const char *flagname) override
      {
         if (strcmp(flagname, "IsRemote") == 0)
            return 1;
         if (strcmp(flagname, "IsDeleteProtect") == 0) {
            auto sts = dynamic_cast<TGo4ObjectStatus *> (fCurrent);
            if (sts)
              return sts->IsDeleteProtect() ? 1 : 0;
         }
         if (strcmp(flagname,"IsResetProtect") == 0) {
            auto sts = dynamic_cast<TGo4ObjectStatus *> (fCurrent);
            if (sts)
               return sts->IsResetProtect() ? 1 : 0;
         }
 
         return -1;
      }
 
      TGo4LevelIter *subiterator() override
      {
         auto tr = dynamic_cast<TGo4TreeStructure *>(fCurrent);
         if (tr) return new TGo4AnalysisLevelIter(tr->GetNamesFolder(), kTRUE);
         return new TGo4AnalysisLevelIter((TFolder *)fCurrent, fIsTree);
      }
 
      const char *name() override
      {
         return fCurrent->GetName();
      }
 
      const char *info() override
      {
         return fCurrent->GetTitle();
      }
 
      Int_t sizeinfo() override
      {
         auto status =  dynamic_cast <TGo4ObjectStatus*> (fCurrent);
         return status ? status->GetObjectSize() : 0;
      }
 
      Int_t GetKind() override
      {
         Int_t kind = TGo4Access::kndNone;
         if (fIsTree) {
            if (isfolder())
               kind = TGo4Access::kndTreeBranch;
            else
               kind = TGo4Access::kndTreeLeaf;
         } else if (isfolder()) {
            kind = TGo4Access::kndFolder;
         } else {
            kind = TGo4Access::kndObject;
            if (fCurrent && fCurrent->InheritsFrom(TGo4ParameterStatus::Class()))
               kind = TGo4Access::kndGo4Param;
            else if (fCurrent && fCurrent->InheritsFrom(TGo4MemberStatus::Class()))
               kind = TGo4Access::kndDataMember;
         }
 
         return kind;
      }
 
      const char *GetClassName() override
      {
         return EntryClassName(fCurrent);
      }
 
      static const char *EntryClassName(TObject *entry)
      {
         if (!entry) return nullptr;
 
         if (entry->InheritsFrom(TGo4TreeStructure::Class()))
            return TTree::Class()->GetName();
 
         if (entry->InheritsFrom(TGo4BranchStatus::Class())) {
            TGo4BranchStatus *status = dynamic_cast<TGo4BranchStatus *>(entry);
            if (status)
               return status->GetObjectClass();
         }
 
         if (entry->InheritsFrom(TGo4ParameterStatus::Class())) {
            TGo4ParameterStatus *status = dynamic_cast<TGo4ParameterStatus *>(entry);
            if (status)
               return status->GetObjectClass();
         }
 
         if (entry->InheritsFrom(TGo4AnalysisStatus::Class()))
            return TGo4AnalysisStatus::Class()->GetName();
 
         if (entry->InheritsFrom(TGo4ObjectStatus::Class())) {
            TGo4ObjectStatus *status = dynamic_cast<TGo4ObjectStatus *>(entry);
            if (status)
               return status->GetObjectClass();
         }
 
         return entry->ClassName();
      }
 
   protected:
      TIterator  *fIter{nullptr};     
      TObject    *fCurrent{nullptr};  
      Bool_t      fIsTree{kFALSE};    
};
 
// **********************************************************************
 
TGo4AnalysisProxy::TGo4AnalysisProxy(Bool_t isserver) :
   TGo4ServerProxy(),
   fIsServer(isserver),
   fAnalysisNames(nullptr),
   fxSubmittedProxy(),
   fxDefaultProxy(nullptr),
   fbNamesListReceived(kFALSE),
   fbAnalysisRunning(kFALSE),
   fDisconectCounter(-111),
   fxDisplay(nullptr),
   fActualRole(-1),
   fxRefreshTimer(nullptr),
   fxConnectionTimer(nullptr),
   fNumberOfWaitingProxyes(0)
{
   fxDisplay = new TGo4Display(!isserver);
 
   fxDisplay->SetAnalysis(this);
 
   fxDisplay->GetTask()->Initialization();
}
 
TGo4AnalysisProxy::~TGo4AnalysisProxy()
{
//   Info("~TGo4AnalysisProxy","%x",this);
 
   if (fxRefreshTimer) delete fxRefreshTimer;
   if (fxConnectionTimer) delete fxConnectionTimer;
 
   fNumberOfWaitingProxyes -= fxSubmittedProxy.GetEntries();
   fxSubmittedProxy.Delete();
 
   delete fxDefaultProxy;
   fxDefaultProxy = nullptr;
 
   delete fAnalysisNames;
 
   if (fxDisplay) {
      // if no disconnect attempt was done, send at the end quit command
      // never delete display directly
      if (fDisconectCounter == -111)
        fxDisplay->SubmitCommand("MRQuit");
 
      if (fxDisplay) {
         fxDisplay->SetAnalysis(nullptr);
         TGo4Log::Debug("TGo4Display instance is not deleted correctly when analysis proxy is destroyed");
      }
   }
}
 
void TGo4AnalysisProxy::Initialize(TGo4Slot *slot)
{
   TGo4ServerProxy::Initialize(slot);
 
   TGo4Slot *subslot = new TGo4Slot(fxParentSlot, "Settings", "Analysis configuration");
   subslot->SetProxy(new TGo4ObjectProxy());
 
   subslot = new TGo4Slot(fxParentSlot, "Ratemeter", "Analysis ratemeter");
   subslot->SetProxy(new TGo4ObjectProxy());
 
   subslot = new TGo4Slot(fxParentSlot, "Loginfo", "Analysis logging message");
   subslot->SetProxy(new TGo4ObjectProxy());
 
   subslot = new TGo4Slot(fxParentSlot, "UpdateObject", "Result of update object");
   subslot->SetProxy(new TGo4ObjectProxy());
}
 
TGo4Slot *TGo4AnalysisProxy::UpdateObjectSlot()
{
   return !fxParentSlot ? nullptr : fxParentSlot->FindChild("UpdateObject");
}
 
 
void TGo4AnalysisProxy::Finalize(TGo4Slot *slot)
{
//   Info("Finalize","Parent %x %x", slot, fxParentSlot);
 
   slot->DeleteChilds();
 
   fxParentSlot = nullptr;
}
 
Bool_t TGo4AnalysisProxy::HasSublevels() const
{
   return fAnalysisNames != nullptr;
}
 
TGo4LevelIter *TGo4AnalysisProxy::MakeIter()
{
   if (!fAnalysisNames) return nullptr;
 
   return new TGo4AnalysisLevelIter(fAnalysisNames->GetNamesFolder(), kFALSE);
}
 
void TGo4AnalysisProxy::WriteData(TGo4Slot *slot, TDirectory *dir, Bool_t onlyobjs)
{
}
 
void TGo4AnalysisProxy::ReadData(TGo4Slot *slot, TDirectory *dir)
{
}
 
Int_t TGo4AnalysisProxy::GetRole() const
{
   if (!fxDisplay) return kGo4ComModeRefused;
 
   Int_t res = kGo4ComModeRefused;
 
   if (IsAnalysisServer()) {
      if (fActualRole >= 0)
         res = fActualRole;
   } else if (fxDisplay->GetTask())
      if (fxDisplay->GetTask()->GetTaskHandler())
         res = fxDisplay->GetTask()->GetTaskHandler()->GetRole();
   return res;
}
 
Bool_t TGo4AnalysisProxy::IsViewer() const
{
   return GetRole() == kGo4ComModeObserver;
}
 
Bool_t TGo4AnalysisProxy::IsController() const
{
   return GetRole() == kGo4ComModeController;
}
 
Bool_t TGo4AnalysisProxy::IsAdministrator() const
{
   return GetRole()==kGo4ComModeAdministrator;
}
 
const char *TGo4AnalysisProxy::GetContainedObjectInfo()
{
   TGo4ServerProxy::GetContainedObjectInfo(); // evaluate roles
   fInfoStr +="@";
   fInfoStr +=GetServerName();
   if (IsConnected() && fAnalysisNames && (strcmp(fAnalysisNames->GetName(),"Go4NamesList") != 0)) {
      fInfoStr += " name:";
      fInfoStr += fAnalysisNames->GetName();
   }
   return fInfoStr.Data();
}
 
TGo4AnalysisObjectAccess* TGo4AnalysisProxy::FindSubmittedProxy(const char *pathname, const char *objname)
{
   for (int n = 0; n <= fxSubmittedProxy.GetLast(); n++) {
      TGo4AnalysisObjectAccess *proxy = (TGo4AnalysisObjectAccess *)fxSubmittedProxy.At(n);
      if (!proxy) continue;
      if (strcmp(proxy->GetObjectName(), objname) != 0) continue;
      if (pathname && (strcmp(proxy->GetPathName(), pathname) != 0)) continue;
      return proxy;
   }
   return nullptr;
}
 
void TGo4AnalysisProxy::DeleteSubmittedProxy(TGo4AnalysisObjectAccess* proxytodelete)
{
   bool docompress = false;
   if (proxytodelete) {
      fxSubmittedProxy.Remove(proxytodelete);
      delete proxytodelete;
      docompress = true;
      fNumberOfWaitingProxyes--;
   }
 
   for (int n = 0; n <= fxSubmittedProxy.GetLast(); n++) {
      TGo4AnalysisObjectAccess *proxy = (TGo4AnalysisObjectAccess *)fxSubmittedProxy.At(n);
      if (!proxy) continue;
      if (proxy->CheckLifeTime(100000)) {
         fxSubmittedProxy.Remove(proxy);
         docompress = true;
         delete proxy;
         fNumberOfWaitingProxyes--;
      }
   }
 
   if (docompress)
     fxSubmittedProxy.Compress();
}
 
void TGo4AnalysisProxy::ReceiveStatus(TGo4Status *status)
{
   if (dynamic_cast<TGo4AnalysisStatus*> (status)) {
      SetAnalysisReady(kTRUE);
      if (SettingsSlot()) {
         SettingsSlot()->AssignObject(status, kTRUE);
         status = nullptr;
      }
      CallSlotUpdate();
   }
 
   TGo4AnalysisClientStatus* analstatus = dynamic_cast<TGo4AnalysisClientStatus*> (status);
   if (analstatus) {
      // analstatus->Print();
      fbAnalysisRunning = analstatus->IsAnalysisRunning();
      if(fbAnalysisRunning)
        SetAnalysisSettingsReady(kTRUE); // JAM workaround for go4 server connection: a running analysis must have been configured
 
      if (RatemeterSlot()) {
         RatemeterSlot()->AssignObject(status, kTRUE);
         status = nullptr;
      }
   }
 
   TGo4AnalysisObjectResult* obres = dynamic_cast<TGo4AnalysisObjectResult*> (status);
   if (obres) {
      TGo4AnalysisObjectNames *objnames = obres->GetNamesList(kTRUE);
 
      if (objnames)
         AssignNewNamesList(objnames);
      if (UpdateObjectSlot()) {
         TString fullname = obres->GetObjectFullName();
 
         if (fxParentSlot) {
            fullname.Prepend("/");
            fullname.Prepend(fxParentSlot->GetName());
         }
 
         obres->SetObjectFullName(fullname.Data());
 
         UpdateObjectSlot()->AssignObject(obres, kTRUE);
         status = nullptr;
      }
      CallSlotUpdate();
   }
 
   if (status) {
     TString message = status->GetName();
 
     if(message.Contains("event classes were initialized"))
       SetAnalysisSettingsReady(kTRUE);
 
     // for gui as client at analysis server
     if (message.Contains("is logged in at") && IsAnalysisServer())
        for (int j = 0; j < 4; ++j)
           if (message.Contains(TGo4Command::GetModeDescription((Go4CommandMode_t)j))) {
              fActualRole = j;
              break;
           }
 
     // this happens when analysis disconnects itself
     if (message.Contains("is shutting down now!")) {
         fActualRole = -1;
         TGo4Task* task = fxDisplay ? fxDisplay->GetTask() : nullptr;
         TGo4BufferQueue *qu = task ? task->GetCommandQueue() : nullptr;
         if(qu) qu->Clear();
     }
 
     if (LoginfoSlot()) {
        LoginfoSlot()->AssignObject(status, kTRUE);
        status = nullptr;
     }
   }
 
   if (status) delete status;
}
 
void TGo4AnalysisProxy::ReceiveObject(TNamed *obj)
{
   // object should be cleaned at the end
 
   if (!obj) return;
 
   TGo4ObjEnvelope* envelope = dynamic_cast<TGo4ObjEnvelope*> (obj);
   if (envelope) {
      TGo4AnalysisObjectAccess* proxy = FindSubmittedProxy(envelope->GetObjFolder(), envelope->GetObjName());
      if (!proxy) proxy = fxDefaultProxy;
 
      if (proxy) {
         TObject *envelopeobj = envelope->TakeObject();
         if (envelopeobj && envelopeobj->InheritsFrom(TH1::Class()))
            ((TH1 *) envelopeobj)->SetDirectory(nullptr);
         proxy->ReceiveObject(envelopeobj, envelope->GetObjFolder(), envelope->GetObjName(), kTRUE);
 
 
         if (proxy != fxDefaultProxy) DeleteSubmittedProxy(proxy);
      }
      delete envelope;
      return;
   }
 
   TGo4AnalysisObjectNames *objnames = dynamic_cast<TGo4AnalysisObjectNames*> (obj);
   if (objnames) {
      AssignNewNamesList(objnames);
      return;
   }
 
   TGo4AnalysisObjectAccess* proxy = FindSubmittedProxy(nullptr, obj->GetName());
   if (proxy) {
      proxy->ReceiveObject(obj, nullptr, obj->GetName(), kTRUE);
      DeleteSubmittedProxy(proxy);
      return;
   }
 
   delete obj;
}
 
void TGo4AnalysisProxy::AssignNewNamesList(TGo4AnalysisObjectNames *objnames)
{
   delete fAnalysisNames;
   fAnalysisNames = objnames;
   fbNamesListReceived = kTRUE;
 
   SetAnalysisReady(kTRUE);
 
   if (fxParentSlot)
     fxParentSlot->ForwardEvent(fxParentSlot, TGo4Slot::evObjAssigned);
}
 
Bool_t TGo4AnalysisProxy::RefreshNamesList()
{
//   std::cout << " TGo4AnalysisProxy::RefreshNamesList() " << std::endl;
   //fxDisplay->SubmitCommand(new TGo4ComGetNamesList());
   fxDisplay->SubmitCommand("ANNames");
   fbNamesListReceived = kFALSE;
   return kTRUE;
}
 
Bool_t TGo4AnalysisProxy::DelayedRefreshNamesList(Int_t delay_sec)
{
   if (!fxRefreshTimer) fxRefreshTimer = new TTimer(this, 10, kTRUE);
 
   fxRefreshTimer->Start(delay_sec*1000, kTRUE);
 
   return kTRUE;
}
 
Bool_t TGo4AnalysisProxy::NamesListReceived() const
{
   return fbNamesListReceived;
}
 
std::unique_ptr<TGo4Access> TGo4AnalysisProxy::ProvideAccess(const char *name)
{
   if (!name || !*name || !fAnalysisNames) return nullptr;
 
   TObject *entry = fAnalysisNames->GetNamesFolder()->FindObjectAny(name);
 
   const char *classname = TGo4AnalysisLevelIter::EntryClassName(entry);
 
   if (!classname) return nullptr;
 
   TString objfolder, objname;
   TGo4Slot::ProduceFolderAndName(name, objfolder, objname);
 
   return std::make_unique<TGo4AnalysisObjectAccess>(this, cmdEnvelope, objname.Data(), classname, objfolder.Data());
}
 
void TGo4AnalysisProxy::Update(TGo4Slot *slot, Bool_t strong)
{
   if (strong)
     RefreshNamesList();
}
 
 
Bool_t TGo4AnalysisProxy::SubmitProxy(TGo4AnalysisObjectAccess* proxy)
{
   if (!proxy) return kFALSE;
 
   fxSubmittedProxy.Add(proxy);
 
   fNumberOfWaitingProxyes++;
 
   proxy->SetSubmitTime();
 
   if (proxy->ProxyKind()==cmdEnvelope) {
      //TGo4ComGetEnvelope* com = new TGo4ComGetEnvelope(proxy->GetObjectName(), proxy->GetPathName());
      TGo4RemoteCommand *com = new TGo4RemoteCommand("ANGetEnvelope");
 
      com->SetString(proxy->GetObjectName(), 0);
      com->SetString(proxy->GetPathName(), 1);
      fxDisplay->SubmitCommand(com);
   } else
   if (proxy->ProxyKind()==cmdStatus) {
//      TGo4ComGetObjectStatus *com = new TGo4ComGetObjectStatus(proxy->GetObjectName());
//      com->SetFolderName(proxy->GetPathName());
      TGo4RemoteCommand *com = new TGo4RemoteCommand("ANObjectStatus");
      com->SetString(proxy->GetObjectName(),0);
      com->SetString(proxy->GetPathName(),1);
      TString rcvname = proxy->GetObjectName();
      rcvname.Append("_status");
      proxy->ChangeObjectName(rcvname.Data());
      fxDisplay->SubmitCommand(com);
   } else
   if (proxy->ProxyKind()==cmdEvStatus) {
//      TGo4ComGetCurrentEvent *com = new TGo4ComGetCurrentEvent(proxy->GetObjectName());
//      com->SetPrintoutOnly(kFALSE);
//      com->SetOutputEvent(kFALSE);
      Bool_t astree = strcmp(proxy->GetPathName(),"Tree") == 0;
//      com->SetTreeMode(astree);
      TGo4RemoteCommand *com= new TGo4RemoteCommand("ANGetEvent");
      com->SetString(proxy->GetObjectName(), 0);
      com->SetValue(kFALSE,0); // use output event
      com->SetValue(kFALSE,1); // printout only
      com->SetValue(astree,2); // treemode on or off
      fxDisplay->SubmitCommand(com);
   }
 
   return kTRUE;
}
 
Bool_t TGo4AnalysisProxy::RequestObjectStatus(const char *fullname, TGo4Slot *tgtslot)
{
   if (!fullname || !tgtslot) return kFALSE;
 
   TString objfolder, objname;
   TGo4Slot::ProduceFolderAndName(fullname, objfolder, objname);
 
   TGo4AnalysisObjectAccess* access =
      new TGo4AnalysisObjectAccess(this, cmdStatus, objname, "", objfolder);
 
   access->AssignObjectToSlot(tgtslot);
 
   return kTRUE;
}
 
void TGo4AnalysisProxy::RequestEventStatus(const char *evname, Bool_t astree, TGo4Slot *tgtslot)
{
   if (!evname) return;
 
   TString folder, name;
   TGo4Slot::ProduceFolderAndName(evname, folder, name);
 
   if (!tgtslot) {
//      TGo4ComGetCurrentEvent *com = new TGo4ComGetCurrentEvent(name);
//      com->SetPrintoutOnly(kTRUE);
//      com->SetOutputEvent(kFALSE);
//      com->SetTreeMode(astree);
      TGo4RemoteCommand *com = new TGo4RemoteCommand("ANGetEvent");
      com->SetString(name,0);
      com->SetValue(kFALSE,0); // use output event
      com->SetValue(kTRUE,1); // printout only
      com->SetValue(astree,2); // treemode on or off
      fxDisplay->SubmitCommand(com);
   } else {
      if (astree) folder = "Tree";
             else folder = "Event";
 
      TGo4AnalysisObjectAccess* access =
         new TGo4AnalysisObjectAccess(this, cmdEvStatus, name, "", folder);
 
      access->AssignObjectToSlot(tgtslot);
   }
}
 
 
void TGo4AnalysisProxy::RemoteTreeDraw(const char *treename,
                                       const char *varexp,
                                       const char *cutcond,
                                       const char *hname)
{
   TString tfoldername, tobjectname;
   TGo4Slot::ProduceFolderAndName(treename, tfoldername, tobjectname);
 
   TString hfoldername, hobjectname;
   TGo4Slot::ProduceFolderAndName(hname, hfoldername, hobjectname);
 
   //fxDisplay->SubmitCommand(new TGo4ComAddTreeHistogram(hobjectname.Data(), tobjectname.Data(), varexp, cutcond));
   TGo4RemoteCommand *remcom = new TGo4RemoteCommand("ANAddTreeHis");
   remcom->SetString(hobjectname.Data(),0);
   remcom->SetString(tobjectname.Data(),1);
   remcom->SetString(varexp,2);
   remcom->SetString(cutcond,3);
   fxDisplay->SubmitCommand(remcom);
}
 
void TGo4AnalysisProxy::RemotePrintEvent(const char *evname,
                                         Int_t evnumber,
                                         Int_t subid,
                                         Bool_t ishex,
                                         Bool_t islong)
{
   TGo4RemoteCommand *com= new TGo4RemoteCommand("ANSetPrintEvent");
   com->SetString(evname,0);
   com->SetValue(evnumber, 0);
   com->SetValue(subid, 1);
   com->SetValue(islong, 2);
   com->SetValue(ishex, 3);
   com->SetValue(!ishex, 4);
   fxDisplay->SubmitCommand(com);
}
 
Bool_t TGo4AnalysisProxy::UpdateAnalysisObject(const char *fullpath, TObject *obj)
{
   if (!obj) return kFALSE;
 
   const char *objname = obj->GetName();
   if (!objname || (*objname == 0)) return kFALSE;

   TGo4RemoteCommand *com = new TGo4RemoteCommand("ANSetObject");
   com->SetString(objname,0); // object name
   com->SetAggregate(obj); // parameter
   fxDisplay->SubmitCommand(com);
 
   return kTRUE;
}
 
void TGo4AnalysisProxy::LoadConfigFile(const char *fname)
{
   if(!fname || (strlen(fname) == 0)) {
      fxDisplay->SubmitCommand("ANLoad");
   } else {
      //TGo4ComLoadAnalysisStatus *com = new TGo4ComLoadAnalysisStatus(fname);
      TGo4RemoteCommand *com= new TGo4RemoteCommand("ANLoad");
      com->SetString(fname,0); // name of status file
      fxDisplay->SubmitCommand(com);
   }
}
 
void TGo4AnalysisProxy::SaveConfigFile(const char *fname)
{
   if(!fname || (strlen(fname) == 0)) {
     fxDisplay->SubmitCommand("ANSave");
   } else {
     //TGo4ComSaveAnalysisStatus *com = new TGo4ComSaveAnalysisStatus(fname);
     TGo4RemoteCommand *com= new TGo4RemoteCommand("ANSave");
     com->SetString(fname,0); // name of status file
     fxDisplay->SubmitCommand(com);
   }
}
 
void TGo4AnalysisProxy::WriteAutoSave(const char *fname,
                                          Int_t complevel,
                                          Bool_t overwrite)
{
//   TGo4ComAutosave *com = new TGo4ComAutosave();
//   com->SetAutoFileName(fname);
//   com->SetAutoSaveCompression(complevel);
//   com->SetAutoSaveOverwrite(overwrite);
   TGo4RemoteCommand *com = new TGo4RemoteCommand("ANAutosave");
   com->SetString(fname,0); // name of asf file
   com->SetValue(complevel,0); // file compression level
   com->SetValue(overwrite,1); // overwrite on or off
   fxDisplay->SubmitCommand(com);
}
 
void TGo4AnalysisProxy::StartAnalysis()
{
   fxDisplay->SubmitCommand("THStart");
   fbAnalysisRunning = kTRUE;
}
 
void TGo4AnalysisProxy::StopAnalysis()
{
   fxDisplay->SubmitCommand("THStop");
   fbAnalysisRunning = kFALSE;
}
 
void TGo4AnalysisProxy::ExecuteLine(const char *line)
{
   TGo4ComExecLine *com = new TGo4ComExecLine();
   com->SetLine(line);
   fxDisplay->SubmitCommand(com);
}
 
void TGo4AnalysisProxy::ClearAllAnalysisObjects()
{
   ClearAnalysisObject("Histograms");
   ClearAnalysisObject("Conditions");
}
 
 
void TGo4AnalysisProxy::ClearAnalysisObject(const char *fullpath)
{
   TString foldername, objectname;
   TGo4Slot::ProduceFolderAndName(fullpath, foldername, objectname);
   TGo4RemoteCommand *com = new TGo4RemoteCommand("ANClearObject");
   com->SetString(objectname.Data(),0);
   fxDisplay->SubmitCommand(com);
}
 
void TGo4AnalysisProxy::ChageObjectProtection(const char *fullpath, const char *flags)
{
   TString foldername, objectname;
   TGo4Slot::ProduceFolderAndName(fullpath, foldername, objectname);
   TGo4RemoteCommand *com = new TGo4RemoteCommand("ANSetProtect");
   com->SetString(objectname.Data(),0);
   com->SetString(flags,2);
   fxDisplay->SubmitCommand(com);
}
 
void TGo4AnalysisProxy::RemoveObjectFromAnalysis(const char *fullpath)
{
   TString foldername, objectname;
   TGo4Slot::ProduceFolderAndName(fullpath, foldername, objectname);
   TGo4RemoteCommand *com = new TGo4RemoteCommand("ANDelete");
   com->SetString(objectname.Data(),0);
   fxDisplay->SubmitCommand(com);
}
 
void TGo4AnalysisProxy::RequestAnalysisSettings()
{
   fxDisplay->SubmitCommand("ANGetStatus");
}
 
void TGo4AnalysisProxy::SubmitAnalysisSettings()
{
   TGo4AnalysisStatus *status = nullptr;
   if (SettingsSlot())
      status = dynamic_cast<TGo4AnalysisStatus*>(SettingsSlot()->GetAssignedObject());
   if (status) {
      SetAnalysisSettingsReady(kFALSE);
      TGo4RemoteCommand *com = new TGo4RemoteCommand("ANSetStatus");
      com->SetAggregate(status);
      fxDisplay->SubmitCommand(com);
      fxDisplay->SubmitCommand("ANInit");
   }
}
 
void TGo4AnalysisProxy::CloseAnalysisSettings()
{
   SetAnalysisSettingsReady(kFALSE);
 
   fxDisplay->SubmitCommand("ANClose");
}
 
void TGo4AnalysisProxy::PrintDynListEntry(const char *fullpath)
{
   TString foldername, objectname;
   TGo4Slot::ProduceFolderAndName(fullpath, foldername, objectname);
   TGo4RemoteCommand *com = new TGo4RemoteCommand("ANPrdyn");
   com->SetString(objectname.Data(),0);
   fxDisplay->SubmitCommand(com);
}
 
Int_t TGo4AnalysisProxy::ConnectorPort()
{
   if (!fxDisplay) return 0;
 
   TGo4ServerTask *tsk = dynamic_cast<TGo4ServerTask *>(fxDisplay->GetTask());
   if (!tsk) return 0;
 
   return tsk->GetTaskManager()->GetNegotiationPort();
}
 
 
Bool_t TGo4AnalysisProxy::LaunchAsClient(TString &launchcmd,
                                         TString &killcmd,
                                         Int_t usessh,
                                         Int_t konsole,
                                         const char *name,
                                         const char *remotehost,
                                         const char *remotedir,
                                         const char *remoteexe,
                                         Int_t exe_kind,
                                         const char *exeargs)
{
   if (!fxDisplay) return kFALSE;
 
   TGo4ServerTask *tsk = dynamic_cast<TGo4ServerTask *> (fxDisplay->GetTask());
   if (!tsk) return kFALSE;
 
   Int_t guiport = tsk->GetTaskManager()->GetNegotiationPort();
 
   if (!GetLaunchString(launchcmd, killcmd,
                       0, usessh, konsole,
                       name, remotehost, remotedir, remoteexe,
                       guiport, exe_kind, exeargs)) return kFALSE;
 
   tsk->StartConnectorThread();
 
   if ((konsole==2) || (konsole==3))
      gSystem->Exec(launchcmd.Data());
 
   fNodeName.Form("%s:%d",remotehost,guiport);
   return kTRUE;
}
 
Bool_t TGo4AnalysisProxy::LaunchAsServer(TString &launchcmd,
                                         TString &killcmd,
                                         Int_t usessh,
                                         Int_t konsole,
                                         const char *name,
                                         const char *remotehost,
                                         Int_t remoteport,
                                         const char *remotedir,
                                         const char *remoteexe,
                                         Int_t exe_kind,
                                         const char *exeargs)
{
   if (!GetLaunchString(launchcmd, killcmd,
                       1, usessh, konsole,
                       name, remotehost, remotedir, remoteexe,
                       remoteport, exe_kind, exeargs)) return kFALSE;
 
   if ((konsole==2) || (konsole==3))
      gSystem->Exec(launchcmd.Data());
 
   return kTRUE;
}
 
Bool_t TGo4AnalysisProxy::ConnectToServer(const char *remotehost,
                                          Int_t remoteport,
                                          Int_t ascontroller,
                                          const char *accesspass)
{
 
   TGo4ClientTask* client = dynamic_cast<TGo4ClientTask*> (fxDisplay->GetTask());
   if(client) {
      Go4CommandMode_t mode = kGo4ComModeObserver;
      switch (ascontroller) {
         case 0: mode = kGo4ComModeObserver; break;
         case 1: mode = kGo4ComModeController; break;
         case 2: mode = kGo4ComModeAdministrator; break;
      }
      if (!accesspass)
      switch (mode) {
         case kGo4ComModeObserver: accesspass = "go4view"; break;
         case kGo4ComModeController: accesspass = "go4ctrl"; break;
         case kGo4ComModeAdministrator: accesspass = "go4super"; break;
         case kGo4ComModeRefused:
         default: accesspass = ""; break;
      }
 
      client->ConnectServer(remotehost, remoteport, mode, accesspass);
      fNodeName.Form("%s:%d",remotehost,remoteport);
      RefreshNamesList();
   }
 
   return client != nullptr;
}
 
Bool_t TGo4AnalysisProxy::WaitForConnection(Int_t seconds)
{
   Int_t period = seconds*1000;
   while (period > 0) {
      if (IsConnected()) return kTRUE;
      gSystem->Sleep(100);
      gSystem->ProcessEvents();
      period-=100;
   }
   return IsConnected();
}
 
 
void TGo4AnalysisProxy::DisconnectAnalysis(Int_t waittime, Bool_t servershutdown)
{
   if (fDisconectCounter > 0) return;
 
   if (fxDisplay) {
      if (servershutdown)
         fxDisplay->SubmitCommand("SVQuit");
      else
         fxDisplay->SubmitCommand("MRQuit");
   }
 
   fDisconectCounter = waittime*10;
 
   fActualRole = -1;
 
   CallSlotUpdate();
 
   if (!fxConnectionTimer)
      fxConnectionTimer = new TTimer(this, 10, kTRUE);
 
   fxConnectionTimer->Start(100, kTRUE);
}
 
Bool_t TGo4AnalysisProxy::IsConnected() const
{
   if (!fxDisplay) return kFALSE;
 
   if (!fxDisplay->IsConnected()) return kFALSE;
 
   return !IsAnalysisServer() || (fActualRole >= 0);
}
 
void TGo4AnalysisProxy::DisplayDeleted(TGo4Display *displ)
{
   if (fxDisplay==displ) fxDisplay = nullptr;
}
 
void TGo4AnalysisProxy::DisplayDisconnected(TGo4Display *displ)
{
   if ((fxDisplay == displ) && displ)
      DisconnectAnalysis(5, false);
}
 
void TGo4AnalysisProxy::CallSlotUpdate()
{
   if (fxParentSlot)
      fxParentSlot->ForwardEvent(fxParentSlot, TGo4Slot::evObjUpdated);
}
 
Bool_t TGo4AnalysisProxy::HandleTimer(TTimer *timer)
{
   if (timer == fxRefreshTimer) {
      RefreshNamesList();
   } else
   if (timer == fxConnectionTimer) {
      if (fxDisplay) {
         // this is emergency handling only if display did not shutdown and deleted our proxy before.
         if (fDisconectCounter > 0) {
            fDisconectCounter--;
            fxConnectionTimer->Start(100, kTRUE);
         } else {
            // this is an emergency disconnect! regularly, the TGo4Display will destroy us now
 
            std::cout<< " TGo4AnalysisProxy::HandleTimer still sees not that display is gone. Cleanup myself!"<< std::endl;
            fxConnectionTimer->TurnOff();
            fxConnectionTimer = nullptr; // avoid that timer is deleted in dtor, since this function runs within timer notify!
            if (fxParentSlot) {
               // this will also delete Analysis proxy itself
               // practically the same as  delete fxParentSlot;
               fxParentSlot->Delete();
               //fxParentSlot = nullptr;
               //fxParentSlot->GetOM()->DeleteObject(fxParentSlot);
            } else {
               delete this;
            }
         } // if(fDisconectCounter > 0)
      } //if(fxDisplay)
   }
   return kFALSE;
}
 
void TGo4AnalysisProxy::SetDefaultReceiver(TGo4ObjectManager *rcv, const char *path)
{
   if (!rcv) {
      delete fxDefaultProxy;
      fxDefaultProxy = nullptr;
   } else {
      if (!fxDefaultProxy) fxDefaultProxy = new TGo4AnalysisObjectAccess(this, cmdDefualtEnvelope, "", "", "");
      fxDefaultProxy->SetDefaultReceiver(rcv, path);
   }
}