#ifndef ROOT_TChain
#define ROOT_TChain
#ifndef ROOT_TTree
#include "TTree.h"
#endif
class TFile;
class TBrowser;
class TCut;
class TChainProof;
class TDSet;
class TVirtualProof;
class TChain : public TTree {
protected:
Int_t fTreeOffsetLen;
Int_t fNtrees;
Int_t fTreeNumber;
Long64_t *fTreeOffset;
Bool_t fCanDeleteRefs;
TTree *fTree;
TFile *fFile;
TObjArray *fFiles;
TList *fStatus;
TChainProof *fChainProof;
TChain(const TChain&);
TChain& operator=(const TChain&);
void ReleaseChainProof();
virtual TDSet *MakeTDSetWithoutFriends() const;
public:
enum {
kGlobalWeight = BIT(15),
kAutoDelete = BIT(16),
kBigNumber = 1234567890
};
TChain();
TChain(const char *name, const char *title="");
virtual ~TChain();
virtual Int_t Add(TChain *chain);
virtual Int_t Add(const char *name, Long64_t nentries=kBigNumber);
virtual Int_t AddFile(const char *name, Long64_t nentries=kBigNumber, const char *tname="");
virtual Int_t AddFileInfoList(TList *list, Long64_t nfiles=kBigNumber);
virtual TFriendElement *AddFriend(const char *chainname, const char *dummy="");
virtual TFriendElement *AddFriend(const char *chainname, TFile *dummy);
virtual TFriendElement *AddFriend(TTree *chain, const char *alias, Bool_t warn = kFALSE);
virtual void Browse(TBrowser *b);
virtual void CanDeleteRefs(Bool_t flag=kTRUE);
virtual void CreatePackets();
virtual Long64_t Draw(const char *varexp, const TCut &selection, Option_t *option=""
,Long64_t nentries=kBigNumber, Long64_t firstentry=0);
virtual Long64_t Draw(const char *varexp, const char *selection, Option_t *option=""
,Long64_t nentries=kBigNumber, Long64_t firstentry=0);
virtual void Draw(Option_t *opt) { Draw(opt, "", "", 1000000000, 0); }
virtual Int_t Fill() {MayNotUse("Fill()"); return -1;}
virtual TBranch *FindBranch(const char *name);
virtual TLeaf *FindLeaf(const char *name);
virtual TBranch *GetBranch(const char *name);
virtual Bool_t GetBranchStatus(const char *branchname) const;
virtual Long64_t GetChainEntryNumber(Long64_t entry) const;
Int_t GetNtrees() const { return fNtrees; }
virtual Long64_t GetEntries() const;
virtual Int_t GetEntry(Long64_t entry=0, Int_t getall=0);
virtual Int_t GetEntryWithIndex(Int_t major, Int_t minor=0);
TFile *GetFile() const;
TLeaf *GetLeaf(const char *name);
TObjArray *GetListOfBranches();
TObjArray *GetListOfFiles() const {return fFiles;}
TObjArray *GetListOfLeaves();
const char *GetAlias(const char *aliasName) const;
virtual Double_t GetMaximum(const char *columname);
virtual Double_t GetMinimum(const char *columname);
virtual Int_t GetNbranches();
virtual Long64_t GetReadEntry() const;
TList *GetStatus() const { return fStatus; }
TTree *GetTree() const { return fTree; }
Int_t GetTreeNumber() const { return fTreeNumber; }
Long64_t *GetTreeOffset() const { return fTreeOffset; }
Int_t GetTreeOffsetLen() const { return fTreeOffsetLen; }
virtual Double_t GetWeight() const;
virtual Int_t LoadBaskets(Long64_t maxmemory);
Long64_t LoadTree(Long64_t entry);
void Lookup();
virtual void Loop(Option_t *option="",Long64_t nentries=kBigNumber, Long64_t firstentry=0);
virtual void ls(Option_t *option="") const;
virtual TDSet *MakeTDSet() const;
virtual Long64_t Merge(const char *name, Option_t *option = "");
virtual Long64_t Merge(TCollection *list, Option_t *option = "");
virtual Long64_t Merge(TFile *file, Int_t basketsize, Option_t *option="");
virtual void Print(Option_t *option="") const;
virtual Long64_t Process(const char *filename,Option_t *option="", Long64_t nentries=kBigNumber, Long64_t firstentry=0);
virtual Long64_t Process(TSelector *selector,Option_t *option="", Long64_t nentries=kBigNumber, Long64_t firstentry=0);
virtual void Reset(Option_t *option="");
virtual void ResetBranchAddresses();
virtual Long64_t Scan(const char *varexp="", const char *selection="", Option_t *option=""
,Long64_t nentries=1000000000, Long64_t firstentry=0);
virtual void SetAutoDelete(Bool_t autodel=kTRUE);
virtual void SetBranchAddress(const char *bname,void *add, TBranch **ptr = 0);
virtual void SetBranchAddress(const char *bname,void *add, TBranch **ptr, TClass *realClass, EDataType datatype, Bool_t isptr);
virtual void SetBranchAddress(const char *bname,void *add, TClass *realClass, EDataType datatype, Bool_t isptr);
virtual void SetBranchStatus(const char *bname,Bool_t status=1, UInt_t *found=0);
virtual void SetDirectory(TDirectory *dir);
virtual void SetMakeClass(Int_t make) { TTree::SetMakeClass(make); if (fTree) fTree->SetMakeClass(make);}
virtual void SetPacketSize(Int_t size = 100);
virtual void SetProof(TVirtualProof* proof = (TVirtualProof*) -1,
Bool_t refresh = kFALSE, Bool_t gettreeheader = kFALSE);
virtual void SetWeight(Double_t w=1, Option_t *option="");
virtual void UseCache(Int_t maxCacheSize = 10, Int_t pageSize = 0);
ClassDef(TChain,5)
};
#endif
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