1 /**************************************************************************
2 * Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
4 * Author: The ALICE Off-line Project. *
5 * Contributors are mentioned in the code where appropriate. *
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 **************************************************************************/
18 #include "AliMUON2DMap.h"
21 #include "AliMUON2DMapIterator.h"
22 #include "AliMUON2DMapIteratorByI.h"
23 #include "AliMpExMap.h"
25 //-----------------------------------------------------------------------------
26 /// \class AliMUON2DMap
27 /// Basic implementation of AliMUONVStore container using
28 /// AliMpExMap internally.
29 /// What we store is a "double" map : an AliMpExMap of AliMpExMaps
31 /// \author Laurent Aphecetche
32 //-----------------------------------------------------------------------------
35 ClassImp(AliMUON2DMap)
38 const Int_t AliMUON2DMap::fgkOptimalSizeForDEManu = 228;
42 //___________________________________________________________________________
43 TObject* GetValue(TExMapIter& iter, Int_t& theKey)
45 /// return the next value corresponding to theKey in iterator iter
48 Bool_t ok = iter.Next(key,value);
50 theKey = (Int_t)(key & 0xFFFF);
51 return reinterpret_cast<TObject*>(value);
55 //_____________________________________________________________________________
56 AliMUON2DMap::AliMUON2DMap(Bool_t optimizeForDEManu)
58 fMap(new AliMpExMap(kTRUE)),
59 fOptimizeForDEManu(optimizeForDEManu)
61 /// Default constructor.
62 // hard-coded constant in order not to depend on mapping
63 // if this number ever change, it will not break the code, simply the
64 // automatic resizing will give a warning...
65 if ( fOptimizeForDEManu ) fMap->SetSize(fgkOptimalSizeForDEManu);
68 //_____________________________________________________________________________
69 AliMUON2DMap::AliMUON2DMap(const AliMUON2DMap& other)
71 fMap(new AliMpExMap(*other.fMap)),
72 fOptimizeForDEManu(other.fOptimizeForDEManu)
77 //_____________________________________________________________________________
79 AliMUON2DMap::operator=(const AliMUON2DMap& other)
81 /// Assignment operator
83 fOptimizeForDEManu = other.fOptimizeForDEManu;
87 //_____________________________________________________________________________
88 AliMUON2DMap::~AliMUON2DMap()
91 /// We delete the map, which will delete the objects, as we're owner.
95 //_____________________________________________________________________________
97 AliMUON2DMap::Create() const
99 /// Create a void copy of *this.
100 return new AliMUON2DMap(fOptimizeForDEManu);
103 //_____________________________________________________________________________
105 AliMUON2DMap::Add(TObject* object)
107 /// Add object, using the decoding of uniqueID into two ints as the key
108 if (!object) return kFALSE;
109 UInt_t uniqueID = object->GetUniqueID();
110 Int_t j = ( uniqueID & 0xFFFF0000 ) >> 16;
111 Int_t i = ( uniqueID & 0xFFFF);
112 return Set(i,j,object,kFALSE);
115 //_____________________________________________________________________________
117 AliMUON2DMap::FindObject(UInt_t uid) const
119 /// Return the value at position uid
121 Int_t j = ( uid & 0xFFFF0000 ) >> 16;
122 Int_t i = ( uid & 0xFFFF);
123 return FindObject(i,j);
126 //_____________________________________________________________________________
128 AliMUON2DMap::FindObject(Int_t i, Int_t j) const
130 /// Return the value at position (i,j).
131 AliMpExMap* m = static_cast<AliMpExMap*>(fMap->GetValue(i));
132 return m ? m->GetValue(j) : 0x0;
135 //_____________________________________________________________________________
137 AliMUON2DMap::CreateIterator() const
139 // Create and return an iterator on this map
140 // Returned iterator must be deleted by user.
141 return new AliMUON2DMapIterator(*fMap);
144 //_____________________________________________________________________________
146 AliMUON2DMap::CreateIterator(Int_t firstI, Int_t lastI) const
148 // Create and return an iterator on this map
149 // Returned iterator must be deleted by user.
150 return new AliMUON2DMapIteratorByI(*fMap,firstI,lastI);
153 //_____________________________________________________________________________
155 AliMUON2DMap::Clear(Option_t*)
161 //_____________________________________________________________________________
163 AliMUON2DMap::GetSize() const
165 /// Return the number of objects we hold
166 TExMapIter iter(fMap->GetIterator());
170 while ( GetValue(iter,i) )
172 theSize += GetSize(i);
177 //_____________________________________________________________________________
179 AliMUON2DMap::GetSize(Int_t i) const
181 /// Return the number of objects we hold
182 AliMpExMap* m = static_cast<AliMpExMap*>(fMap->GetValue(i));
183 return m ? m->GetSize() : 0;
186 //_____________________________________________________________________________
188 AliMUON2DMap::Set(Int_t i, Int_t j, TObject* object, Bool_t replace)
190 /// Set the object at position (i,j).
191 /// If replace==kTRUE, we don't care if there's an object there already,
192 /// otherwise we might refuse to set if the (i,j) location is already
193 /// filled (in which case we return kFALSE).
195 TObject* o = fMap->GetValue(i);
198 AliMpExMap* m = new AliMpExMap(true);
199 if ( fOptimizeForDEManu )
201 m->SetSize(451); // same remark as for the SetSize in ctor...
204 o = fMap->GetValue(i);
206 AliMpExMap* m = static_cast<AliMpExMap*>(o);
223 AliError(Form("Object %p is already there for (i,j)=(%d,%d)",o,i,j));