[u/mrichter/AliRoot.git] / CONTAINERS / AliSegmentArray.cxx

/**************************************************************************
 * Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
 *                                                                        *
 * Author: The ALICE Off-line Project.                                    *
 * Contributors are mentioned in the code where appropriate.              *
 *                                                                        *
 * Permission to use, copy, modify and distribute this software and its   *
 * documentation strictly for non-commercial purposes is hereby granted   *
 * without fee, provided that the above copyright notice appears in all   *
 * copies and that both the copyright notice and this permission notice   *
 * appear in the supporting documentation. The authors make no claims     *
 * about the suitability of this software for any purpose. It is          *
 * provided "as is" without express or implied warranty.                  *
 **************************************************************************/

/*
$Log$
Revision 1.1  2000/11/01 15:57:13  kowal2
Moved from the TPC directory

Revision 1.3  2000/06/30 12:07:49  kowal2
Updated from the TPC-PreRelease branch

Revision 1.2.4.1  2000/06/25 08:38:41  kowal2
Splitted from AliTPCtracking

Revision 1.2  2000/04/17 09:37:33  kowal2
removed obsolete AliTPCDigitsDisplay.C

Revision 1.1.4.2  2000/04/10 11:39:36  kowal2

New data structure handling

*/

///////////////////////////////////////////////////////////////////////////////
//                                                                           //
//  Alice segment manager object                                             //
//                                                                           //
///////////////////////////////////////////////////////////////////////////////
#include <iostream.h>

#include  <TROOT.h>
#include <TTree.h>
#include "TClonesArray.h"
#include "TDirectory.h"
#include "AliArrayI.h"
#include "TError.h"
#include "TClass.h"

#include "AliRun.h"
#include "AliSegmentID.h"
#include "AliSegmentArray.h"
#include "TObjString.h"


//_____________________________________________________________________________
ClassImp(AliSegmentArray)
  
AliSegmentArray::AliSegmentArray()
{
  //
  //
  //
  fNSegment=0;
  fSegment =0; 
  fTreeIndex = 0;
  fTree  = 0;
  fClass = 0;
}

AliSegmentArray::AliSegmentArray(Text_t *classname, Int_t n)
{
  //
  //constructor which 
  // 
  //  Create an array of objects of classname. The class must inherit from
  //  AliSegmentID .  The second argument adjust number of entries in 
  //  the array.
  fNSegment=0;
  fSegment =0; 
  fTreeIndex = 0;
  fTree  = 0;
  fClass = 0;
  SetName("SegmentArray");
  SetTitle("SegmentArray");

  SetClass(classname);
  if (MakeArray(n)==kFALSE){
     Error("AliSegmentArray", "can't allocate %d segments in memory",n);
     return;
   }
}

AliSegmentArray::AliSegmentArray(const AliSegmentArray &segment)
{
  //
  //copy constructor
  // to be later implemented
}

AliSegmentArray &AliSegmentArray::operator = (const AliSegmentArray & segment)
{
  //assignment operator
  //to be later implemented
  return (*this);
}

AliSegmentArray::~AliSegmentArray()
{
  //
  // default destructor
  if (fNSegment>0){
    fSegment->Delete();
    delete fSegment;
  }
  if (fTree) delete fTree;
  if (fTreeIndex) delete fTreeIndex;
  if (fClass!=0) delete fClass;
}


Bool_t AliSegmentArray::SetClass(Text_t *classname)
{
  //
  //set class of stored object
  if ( fClass !=0 ) {
    delete fClass;
    fClass = 0;
  }
  if (fTree !=0) {
    delete fTree;
    fTree = 0;
    fBranch = 0;
    delete fTreeIndex;
    fTreeIndex = 0;
  } 
  if (fSegment != 0) {
    fSegment->Delete();
    delete fSegment;
    fSegment = 0;
  }
  if (!gROOT)
      ::Fatal("AliSegmentArray::AliSegmentArray", "ROOT system not initialized");
   
   fClass = gROOT->GetClass(classname);
   if (!fClass) {
      Error("AliSegmentArray", "%s is not a valid class name", classname);
      return kFALSE;
   }
   if (!fClass->InheritsFrom(AliSegmentID::Class())) {
      Error("AliSegmentArray", "%s does not inherit from AliSegmentID", classname);
      return kFALSE;
   }  
   return kTRUE;
}


AliSegmentID * AliSegmentArray::NewSegment()
{
  //
  //create object according class information
  if (fClass==0) return 0;
  AliSegmentID * segment = (AliSegmentID * )fClass->New();
  if (segment == 0) return 0;
  return segment;
}


Bool_t AliSegmentArray::AddSegment(AliSegmentID *segment)
{
  //
  // add segment to array
  //
  if (segment==0) return kFALSE;
  if (fSegment==0) return kFALSE;
  if (fClass==0) return kFALSE;
  if (!(segment->IsA()->InheritsFrom(fClass))){
    Error("AliSegmentArray", "added class %s  is not of proper type ",
	  segment->IsA()->GetName());
      return kFALSE;
  }
  fSegment->AddAt(segment,segment->GetID());
  fNSegment = fSegment->GetLast()+1;
  return kTRUE;
}

AliSegmentID * AliSegmentArray::AddSegment(Int_t index)
{
  //
  // add segment to array
  //
  if (fSegment==0) return 0;
  if (fClass==0) return 0;
  AliSegmentID * segment = NewSegment();
  if (segment == 0) return 0;
  fSegment->AddAt(segment,index);
  segment->SetID(index);
  fNSegment = fSegment->GetLast()+1;
  return segment;
}


void AliSegmentArray::ClearSegment(Int_t index)
{
  //
  //remove segment from active memory    
  //
  if ((*fSegment)[index]){
    //    (*fSegment)[index]->Delete(); //not working for TClonesArray
    delete (*fSegment)[index]; //because problem with deleting TClonesArray
    fSegment->RemoveAt(index);
  }
}


Bool_t AliSegmentArray::MakeArray(Int_t n)
{
  //
  //make array of pointers to Segments
  //
  if (fSegment) {
    fSegment->Delete();
    delete fSegment;
  }  
  fSegment = new TObjArray(n);  
  fNSegment=n;
  if (fSegment) return kTRUE;  
  else return kFALSE;		  
}


void AliSegmentArray::MakeTree(char *file)
{
  //  AliSegmentID  segment;
  AliSegmentID * psegment = NewSegment();  
  if (fTree) delete fTree;
  fTree = new TTree("Segment Tree","Tree with segments");
  fBranch = fTree->Branch("Segment",psegment->IsA()->GetName(),&psegment,64000,1);
  if (file) {
        TDirectory *wd = gDirectory;
        fBranch->SetFile(file);
        TBranch *b = fBranch;
        TIter next( b->GetListOfBranches());
        while ((b=(TBranch*)next())) {
           b->SetFile(file);
        }
   	    cout << "Diverting branch " << "Segment" << " to file " << file << endl;  
        wd->cd(); 
    }
  delete psegment;
}              

Bool_t  AliSegmentArray::MakeDictionary(Int_t size)
{
  //
  //create index table for tree
  //  
  if (size<1) return kFALSE;
  if (fTreeIndex) delete fTreeIndex;
  fTreeIndex = new AliArrayI(); 
  fTreeIndex->Set(size);
  
  AliSegmentID  segment;
  AliSegmentID * psegment = &segment;
  fBranch->SetAddress(&psegment);
  TBranch * brindix = fTree->GetBranch("fSegmentID");
  Int_t nevent = (Int_t)fTree->GetEntries();  
  for (Int_t i = 0; i<nevent; i++){
    brindix->GetEvent(i);
    Int_t treeIndex=segment.GetID();
    if (fTreeIndex->fN<treeIndex) fTreeIndex->Expand(Int_t(Float_t(treeIndex)*1.5)+1);
    //    Int_t index = segment.GetID(); 
    (*fTreeIndex)[treeIndex]=i+1; //  
  }
  return kTRUE;
}

Bool_t AliSegmentArray::ConnectTree(const char * treeName)
{
  //connect tree from current directory  
  if (fTree){
    delete fTree;
    fTree = 0;
    fBranch = 0;
  }
  fTree =(TTree*)gDirectory->Get(treeName);
  if (fTree == 0)    return kFALSE;
  fBranch = fTree->GetBranch("Segment");
  if (fBranch==0) return kFALSE;
  MakeDictionary(TMath::Max(fNSegment,Int_t(fTree->GetEntries())));
  MakeArray(fTreeIndex->fN);
  return kTRUE;
}

AliSegmentID *AliSegmentArray::LoadSegment(Int_t index)
{
  //
  //load segment with index to the memory
  //
  //
  if (fTreeIndex ==0 ) MakeDictionary(3000);
  //firstly try to load dictionary 
  if (fTreeIndex ==0 ) return 0;
  if (fBranch==0) return 0;
  if (index>fTreeIndex->fN) return 0;
  AliSegmentID *s = (AliSegmentID*)(*fSegment)[index];
  if (s==0)  s=  NewSegment();
  s->SetID(index);
  //  new AliSegmentID(index);
  
  if (s!=0) {
    Int_t treeIndex =(*fTreeIndex)[index];
    if (treeIndex<1) return 0;
    else treeIndex--;   //I don't like it Int table I have index shifted by 1		       
    fBranch->SetAddress(&s);
    fTree->GetEvent(treeIndex);
    (*fSegment)[index] = (TObject*) s;
  }
  else 
    return 0;
  return s;

}
AliSegmentID *AliSegmentArray::LoadEntry(Int_t index)
{
  //
  //load segment at position inex in tree  to the memory
  //
  //
  if (fBranch==0) return 0;
  if (index>fTree->GetEntries()) return 0;
  AliSegmentID * s =  NewSegment();
  
  if (s) {
    fBranch->SetAddress(&s);
    fTree->GetEvent(index);
  }
  else 
    return 0;
  Int_t nindex = s->GetID();
  ClearSegment(nindex);
  (*fSegment)[nindex] = (TObject*) s;
  return s;
}

void AliSegmentArray::StoreSegment(Int_t index)
{
  //
  //make segment persistent 
  //
  const AliSegmentID *  ksegment = (*this)[index];
  if (ksegment == 0 ) return;
  if (fTree==0) MakeTree();
  fBranch->SetAddress(&ksegment);
  fTree->Fill();
}


void AliSegmentArray::Streamer(TBuffer &R__b)
{
  TObjString treeName, * ptreeName=&treeName;
  if (R__b.IsReading()) {
    Version_t R__v = R__b.ReadVersion(); if (R__v) { }
    TNamed::Streamer(R__b);
    R__b>>ptreeName;
    if (fTree) delete fTree;
    ConnectTree(ptreeName->String());   
  } else {
    R__b.WriteVersion(AliSegmentArray::IsA());
    TNamed::Streamer(R__b);      
    //  char  ch[200];
    //  sprintf(ch,"%s",fTrre->GetTitle());
    treeName.String() = fTree->GetTitle();
    R__b<<ptreeName;
    fTree->Write();
  }
}
Commit	Line	Data
a46e9031	1	/**************************************************************************
	2	* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
	3	* *
	4	* Author: The ALICE Off-line Project. *
	5	* Contributors are mentioned in the code where appropriate. *
	6	* *
	7	* Permission to use, copy, modify and distribute this software and its *
	8	* documentation strictly for non-commercial purposes is hereby granted *
	9	* without fee, provided that the above copyright notice appears in all *
	10	* copies and that both the copyright notice and this permission notice *
	11	* appear in the supporting documentation. The authors make no claims *
	12	* about the suitability of this software for any purpose. It is *
	13	* provided "as is" without express or implied warranty. *
	14	**************************************************************************/
	15
	16	/*
	17	$Log$
67ae3681	18	Revision 1.1 2000/11/01 15:57:13 kowal2
	19	Moved from the TPC directory
	20
a46e9031	21	Revision 1.3 2000/06/30 12:07:49 kowal2
	22	Updated from the TPC-PreRelease branch
	23
	24	Revision 1.2.4.1 2000/06/25 08:38:41 kowal2
	25	Splitted from AliTPCtracking
	26
	27	Revision 1.2 2000/04/17 09:37:33 kowal2
	28	removed obsolete AliTPCDigitsDisplay.C
	29
	30	Revision 1.1.4.2 2000/04/10 11:39:36 kowal2
	31
	32	New data structure handling
	33
	34	*/
	35
	36	///////////////////////////////////////////////////////////////////////////////
	37	// //
	38	// Alice segment manager object //
	39	// //
	40	///////////////////////////////////////////////////////////////////////////////
67ae3681	41	#include <iostream.h>
a46e9031	42
	43	#include <TROOT.h>
	44	#include <TTree.h>
	45	#include "TClonesArray.h"
	46	#include "TDirectory.h"
	47	#include "AliArrayI.h"
	48	#include "TError.h"
	49	#include "TClass.h"
	50
67ae3681	51	#include "AliRun.h"
a46e9031	52	#include "AliSegmentID.h"
	53	#include "AliSegmentArray.h"
	54	#include "TObjString.h"
	55
	56
	57	//_____________________________________________________________________________
	58	ClassImp(AliSegmentArray)
	59
	60	AliSegmentArray::AliSegmentArray()
	61	{
	62	//
	63	//
	64	//
	65	fNSegment=0;
	66	fSegment =0;
	67	fTreeIndex = 0;
	68	fTree = 0;
	69	fClass = 0;
	70	}
	71
	72	AliSegmentArray::AliSegmentArray(Text_t *classname, Int_t n)
	73	{
	74	//
	75	//constructor which
	76	//
	77	// Create an array of objects of classname. The class must inherit from
	78	// AliSegmentID . The second argument adjust number of entries in
	79	// the array.
	80	fNSegment=0;
	81	fSegment =0;
	82	fTreeIndex = 0;
	83	fTree = 0;
	84	fClass = 0;
	85	SetName("SegmentArray");
	86	SetTitle("SegmentArray");
	87
	88	SetClass(classname);
	89	if (MakeArray(n)==kFALSE){
	90	Error("AliSegmentArray", "can't allocate %d segments in memory",n);
	91	return;
	92	}
	93	}
	94
	95	AliSegmentArray::AliSegmentArray(const AliSegmentArray &segment)
	96	{
	97	//
	98	//copy constructor
	99	// to be later implemented
	100	}
	101
	102	AliSegmentArray &AliSegmentArray::operator = (const AliSegmentArray & segment)
	103	{
	104	//assignment operator
	105	//to be later implemented
	106	return (*this);
	107	}
	108
	109	AliSegmentArray::~AliSegmentArray()
	110	{
	111	//
	112	// default destructor
	113	if (fNSegment>0){
	114	fSegment->Delete();
	115	delete fSegment;
116	}
117	if (fTree) delete fTree;
118	if (fTreeIndex) delete fTreeIndex;
119	if (fClass!=0) delete fClass;
120	}
121
122
123	Bool_t AliSegmentArray::SetClass(Text_t *classname)
124	{
125	//
126	//set class of stored object
127	if ( fClass !=0 ) {
128	delete fClass;
129	fClass = 0;
130	}
131	if (fTree !=0) {
132	delete fTree;
133	fTree = 0;
134	fBranch = 0;
135	delete fTreeIndex;
136	fTreeIndex = 0;
137	}
138	if (fSegment != 0) {
139	fSegment->Delete();
140	delete fSegment;
141	fSegment = 0;
142	}
143	if (!gROOT)
144	::Fatal("AliSegmentArray::AliSegmentArray", "ROOT system not initialized");
145
146	fClass = gROOT->GetClass(classname);
147	if (!fClass) {
148	Error("AliSegmentArray", "%s is not a valid class name", classname);
149	return kFALSE;
150	}
151	if (!fClass->InheritsFrom(AliSegmentID::Class())) {
152	Error("AliSegmentArray", "%s does not inherit from AliSegmentID", classname);
153	return kFALSE;
154	}
155	return kTRUE;
156	}
157
158
159	AliSegmentID * AliSegmentArray::NewSegment()
160	{
161	//
162	//create object according class information
163	if (fClass==0) return 0;
164	AliSegmentID * segment = (AliSegmentID * )fClass->New();
165	if (segment == 0) return 0;
166	return segment;
167	}
168
169
170	Bool_t AliSegmentArray::AddSegment(AliSegmentID *segment)
171	{
172	//
173	// add segment to array
174	//
175	if (segment==0) return kFALSE;
176	if (fSegment==0) return kFALSE;
177	if (fClass==0) return kFALSE;
178	if (!(segment->IsA()->InheritsFrom(fClass))){
179	Error("AliSegmentArray", "added class %s is not of proper type ",
180	segment->IsA()->GetName());
181	return kFALSE;
182	}
183	fSegment->AddAt(segment,segment->GetID());
184	fNSegment = fSegment->GetLast()+1;
185	return kTRUE;
186	}
187
188	AliSegmentID * AliSegmentArray::AddSegment(Int_t index)
189	{
190	//
191	// add segment to array
192	//
193	if (fSegment==0) return 0;
194	if (fClass==0) return 0;
195	AliSegmentID * segment = NewSegment();
196	if (segment == 0) return 0;
197	fSegment->AddAt(segment,index);
198	segment->SetID(index);
199	fNSegment = fSegment->GetLast()+1;
200	return segment;
201	}
202
203
204	void AliSegmentArray::ClearSegment(Int_t index)
205	{
206	//
207	//remove segment from active memory
208	//
209	if ((*fSegment)[index]){
210	// (*fSegment)[index]->Delete(); //not working for TClonesArray
211	delete (*fSegment)[index]; //because problem with deleting TClonesArray
212	fSegment->RemoveAt(index);
213	}
214	}
215
216
217	Bool_t AliSegmentArray::MakeArray(Int_t n)
218	{
219	//
220	//make array of pointers to Segments
221	//
222	if (fSegment) {
223	fSegment->Delete();
224	delete fSegment;
225	}
226	fSegment = new TObjArray(n);
227	fNSegment=n;
228	if (fSegment) return kTRUE;
229	else return kFALSE;
230	}
231
232
67ae3681	233	void AliSegmentArray::MakeTree(char *file)
a46e9031	234	{
	235	// AliSegmentID segment;
	236	AliSegmentID * psegment = NewSegment();
	237	if (fTree) delete fTree;
	238	fTree = new TTree("Segment Tree","Tree with segments");
	239	fBranch = fTree->Branch("Segment",psegment->IsA()->GetName(),&psegment,64000,1);
67ae3681	240	if (file) {
	241	TDirectory *wd = gDirectory;
	242	fBranch->SetFile(file);
	243	TBranch *b = fBranch;
	244	TIter next( b->GetListOfBranches());
	245	while ((b=(TBranch*)next())) {
	246	b->SetFile(file);
	247	}
	248	cout << "Diverting branch " << "Segment" << " to file " << file << endl;
	249	wd->cd();
	250	}
a46e9031	251	delete psegment;
	252	}
	253
	254	Bool_t AliSegmentArray::MakeDictionary(Int_t size)
	255	{
	256	//
	257	//create index table for tree
	258	//
	259	if (size<1) return kFALSE;
	260	if (fTreeIndex) delete fTreeIndex;
	261	fTreeIndex = new AliArrayI();
	262	fTreeIndex->Set(size);
	263
	264	AliSegmentID segment;
	265	AliSegmentID * psegment = &segment;
	266	fBranch->SetAddress(&psegment);
	267	TBranch * brindix = fTree->GetBranch("fSegmentID");
	268	Int_t nevent = (Int_t)fTree->GetEntries();
	269	for (Int_t i = 0; i<nevent; i++){
	270	brindix->GetEvent(i);
	271	Int_t treeIndex=segment.GetID();
	272	if (fTreeIndex->fN<treeIndex) fTreeIndex->Expand(Int_t(Float_t(treeIndex)*1.5)+1);
	273	// Int_t index = segment.GetID();
	274	(*fTreeIndex)[treeIndex]=i+1; //
	275	}
	276	return kTRUE;
	277	}
	278
	279	Bool_t AliSegmentArray::ConnectTree(const char * treeName)
	280	{
	281	//connect tree from current directory
	282	if (fTree){
	283	delete fTree;
	284	fTree = 0;
	285	fBranch = 0;
	286	}
	287	fTree =(TTree*)gDirectory->Get(treeName);
	288	if (fTree == 0) return kFALSE;
	289	fBranch = fTree->GetBranch("Segment");
	290	if (fBranch==0) return kFALSE;
	291	MakeDictionary(TMath::Max(fNSegment,Int_t(fTree->GetEntries())));
	292	MakeArray(fTreeIndex->fN);
	293	return kTRUE;
	294	}
	295
	296	AliSegmentID *AliSegmentArray::LoadSegment(Int_t index)
	297	{
	298	//
	299	//load segment with index to the memory
	300	//
	301	//
	302	if (fTreeIndex ==0 ) MakeDictionary(3000);
	303	//firstly try to load dictionary
	304	if (fTreeIndex ==0 ) return 0;
	305	if (fBranch==0) return 0;
	306	if (index>fTreeIndex->fN) return 0;
	307	AliSegmentID s = (AliSegmentID)(*fSegment)[index];
	308	if (s==0) s= NewSegment();
	309	s->SetID(index);
	310	// new AliSegmentID(index);
	311
	312	if (s!=0) {
	313	Int_t treeIndex =(*fTreeIndex)[index];
	314	if (treeIndex<1) return 0;
315	else treeIndex--; //I don't like it Int table I have index shifted by 1
316	fBranch->SetAddress(&s);
317	fTree->GetEvent(treeIndex);
318	(fSegment)[index] = (TObject) s;
319	}
320	else
321	return 0;
322	return s;
323
324	}
325	AliSegmentID *AliSegmentArray::LoadEntry(Int_t index)
326	{
327	//
328	//load segment at position inex in tree to the memory
329	//
330	//
331	if (fBranch==0) return 0;
332	if (index>fTree->GetEntries()) return 0;
333	AliSegmentID * s = NewSegment();
334
335	if (s) {
336	fBranch->SetAddress(&s);
337	fTree->GetEvent(index);
338	}
339	else
340	return 0;
341	Int_t nindex = s->GetID();
342	ClearSegment(nindex);
343	(fSegment)[nindex] = (TObject) s;
344	return s;
345	}
346
347	void AliSegmentArray::StoreSegment(Int_t index)
348	{
349	//
350	//make segment persistent
351	//
352	const AliSegmentID * ksegment = (*this)[index];
353	if (ksegment == 0 ) return;
354	if (fTree==0) MakeTree();
355	fBranch->SetAddress(&ksegment);
356	fTree->Fill();
357	}
358
359
360	void AliSegmentArray::Streamer(TBuffer &R__b)
361	{
362	TObjString treeName, * ptreeName=&treeName;
363	if (R__b.IsReading()) {
364	Version_t R__v = R__b.ReadVersion(); if (R__v) { }
365	TNamed::Streamer(R__b);
366	R__b>>ptreeName;
367	if (fTree) delete fTree;
368	ConnectTree(ptreeName->String());
369	} else {
370	R__b.WriteVersion(AliSegmentArray::IsA());
371	TNamed::Streamer(R__b);
372	// char ch[200];
373	// sprintf(ch,"%s",fTrre->GetTitle());
374	treeName.String() = fTree->GetTitle();
375	R__b<<ptreeName;
376	fTree->Write();
377	}
378	}