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root/cvsroot/UserCode/MitAna/DataTree/interface/DataObject.h
Revision: 1.22
Committed: Mon Jul 13 11:00:25 2009 UTC (15 years, 9 months ago) by loizides
Content type: text/plain
Branch: MAIN
CVS Tags: Mit_025c_branch2, Mit_025c_branch1, Mit_025c_branch0, Mit_025d, Mit_025c, Mit_025b, Mit_025a, Mit_025, Mit_025pre2, Mit_024b, Mit_025pre1, Mit_024a, Mit_024, Mit_023, Mit_022a, Mit_022, Mit_020d, TMit_020d, Mit_020c, Mit_021, Mit_021pre2, Mit_021pre1, Mit_020b, Mit_020a, Mit_020, Mit_020pre1, Mit_018, Mit_017, Mit_017pre3, Mit_017pre2, Mit_017pre1, Mit_016, Mit_015b, Mit_015a, Mit_015, Mit_014e, Mit_014d, Mit_014c, Mit_014b, Mit_014a, Mit_014, Mit_014pre3, Mit_014pre2, Mit_014pre1, Mit_013d, Mit_013c, Mit_013b, Mit_013a, Mit_013, Mit_013pre1, Mit_012i, Mit_012h, Mit_012g, Mit_012f, Mit_012e, Mit_012d, Mit_012c, Mit_012b, Mit_012a, Mit_012, Mit_011a, Mit_011, Mit_010a, Mit_010
Branch point for: Mit_025c_branch
Changes since 1.21: +1 -2 lines
Log Message:
Include files checked.

File Contents

# User Rev Content
1 loizides 1.1 //--------------------------------------------------------------------------------------------------
2 loizides 1.22 // $Id: DataObject.h,v 1.21 2009/06/19 07:41:34 loizides Exp $
3 loizides 1.1 //
4     // DataObject
5     //
6 loizides 1.15 // This is the common base class for all objects in the tree that do require the TObject
7 loizides 1.17 // bits to be written out (as opposed to DataBase). Typically these are all objects that
8     // can be persistently linked.
9 loizides 1.2 //
10 bendavid 1.11 // Authors: C.Loizides, J.Bendavid
11 loizides 1.1 //--------------------------------------------------------------------------------------------------
12    
13 loizides 1.13 #ifndef MITANA_DATATREE_DATAOBJECT_H
14     #define MITANA_DATATREE_DATAOBJECT_H
15 loizides 1.4
16 loizides 1.17 #include "MitAna/DataTree/interface/ObjTypes.h"
17 loizides 1.4 #include <TObject.h>
18 bendavid 1.10 #include <TROOT.h>
19     #include <TClass.h>
20     #include <TBranchElement.h>
21     #include <TRefTable.h>
22     #include <TProcessID.h>
23 loizides 1.4
24 paus 1.12 namespace mithep
25 loizides 1.1 {
26     class DataObject : public TObject
27     {
28     public:
29     DataObject() {}
30 loizides 1.6
31 loizides 1.18 Bool_t Is(EObjType t) const { return (ObjType()==t); }
32     Bool_t IsCached() const { return TestBit(23); }
33     Bool_t MustClear() const { return TestBit(14); }
34     Bool_t MustDelete() const { return TestBit(15); }
35 loizides 1.21 virtual Int_t ObjId() const { return ObjType()*1000; }
36 loizides 1.18 virtual EObjType ObjType() const { return kDataObject; }
37 loizides 1.15 template <class Col>
38 loizides 1.18 const Col *ParentCol() const;
39 loizides 1.6
40     protected:
41 loizides 1.20 void ResetCacheBit() { SetBit(23,0); }
42     void SetCacheBit() { SetBit(23); }
43     void SetClearBit() { SetBit(14); }
44     void SetDeleteBit() { SetBit(15); }
45 loizides 1.6
46 loizides 1.19 ClassDef(DataObject, 1) // Common base for objects that do get referenced
47 loizides 1.1 };
48 loizides 1.2 }
49 bendavid 1.10
50     //--------------------------------------------------------------------------------------------------
51     template <class Col>
52 bendavid 1.11 const Col* mithep::DataObject::ParentCol() const
53 bendavid 1.10 {
54 loizides 1.15 // Return pointer to parent collection. SLOW, but faster than looping over collections!
55     // Also note this function will only work for objects which were referenced prior to being
56     // written. Otherwise a null pointer will be returned.
57 bendavid 1.10
58 loizides 1.19 if (!this->TestBit(kIsReferenced))
59     return 0;
60 bendavid 1.16
61 bendavid 1.10 TRefTable *table = TRefTable::GetRefTable();
62     if (!table)
63 loizides 1.19 return 0;
64 bendavid 1.16
65     UInt_t uid = this->GetUniqueID();
66 loizides 1.19 //cast away const is a hack, this is fixed in newer ROOT versions
67 bendavid 1.16 TProcessID *pid = TProcessID::GetProcessWithUID(uid, const_cast<DataObject*>(this));
68 loizides 1.19 if (!pid)
69     return 0;
70 bendavid 1.16 table->SetUID(uid, pid);
71     table->Notify();
72 loizides 1.19
73 loizides 1.15 TBranchElement *trackParent =
74 bendavid 1.16 static_cast<TBranchElement*>(table->GetParent(uid, pid));
75 loizides 1.19 if (!trackParent)
76     return 0;
77    
78     const Col *colObj=0;
79    
80 bendavid 1.10 while (!colObj) {
81     if (!trackParent)
82     return colObj;
83 loizides 1.15 colObj = dynamic_cast<Col*>
84 bendavid 1.16 (reinterpret_cast<TObject*>(static_cast<TBranchElement*>(trackParent)->GetObject()));
85 loizides 1.15 if (colObj)
86     break;
87     trackParent = static_cast<TBranchElement*>(trackParent->GetMother());
88 bendavid 1.10 }
89 loizides 1.15 return colObj;
90 bendavid 1.10 }
91 loizides 1.3 #endif