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loizides |
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// $Id: Vector.h,v 1.14 2008/07/14 20:55:19 loizides Exp $
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//
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// Vector
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//
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// Implementation of Collection interface using std:vector class.
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//
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// Note, in case you one to store pointers to allocated objects on heap,
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// you should use the class PVector.
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//
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// Authors: C.Loizides
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//--------------------------------------------------------------------------------------------------
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#ifndef DATATREE_VECTOR_H
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#define DATATREE_VECTOR_H
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#include <vector>
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#include <Rtypes.h>
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#include "MitAna/DataCont/interface/Collection.h"
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namespace mithep
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{
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template<class ArrayElement>
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class Vector : public Collection<ArrayElement>
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{
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public:
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Vector(UInt_t rsv=0) : fV(0) { fV.reserve(rsv); }
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Vector(std::vector<ArrayElement> &v) : fV(v) {}
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~Vector() {}
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void AddCopy(const ArrayElement &ae) { fV.push_back(ae); }
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void AddCopy(const ArrayElement *ae) { fV.push_back(*ae); }
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ArrayElement *At(UInt_t idx) { return &fV.at(idx); }
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const ArrayElement *At(UInt_t idx) const { return &fV.at(idx); }
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void Clear(Option_t *opt="");
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UInt_t Entries() const { return fV.size(); }
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UInt_t GetEntries() const { return fV.size(); }
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Bool_t IsOwner() const { return kTRUE; }
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ArrayElement &Ref(UInt_t idx) { return fV.at(idx); }
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const ArrayElement &Ref(UInt_t idx) const { return fV.at(idx); }
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void Reset() { fV.clear(); }
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void Trim();
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ArrayElement *UncheckedAt(UInt_t idx) { return &fV[idx]; }
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const ArrayElement *UncheckedAt(UInt_t idx) const { return &fV[idx]; }
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const std::vector<ArrayElement> &Vect() const { return fV; }
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std::vector<ArrayElement> &Vect() { return fV; }
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ArrayElement *operator[](UInt_t idx) { return &fV.at(idx); }
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const ArrayElement *operator[](UInt_t idx) const { return &fV.at(idx); }
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protected:
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std::vector<ArrayElement> fV; //std::vector
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private:
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Vector(const Vector &v);
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ClassDefT(Vector, 1) // Wrapper around std::vector class
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};
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}
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//--------------------------------------------------------------------------------------------------
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template<class ArrayElement>
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inline void mithep::Vector<ArrayElement>::Clear(Option_t */*opt*/)
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{
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// Destruct container.
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using namespace std;
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fV.~vector<ArrayElement>();
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}
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//--------------------------------------------------------------------------------------------------
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template<class ArrayElement>
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inline void mithep::Vector<ArrayElement>::Trim()
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{
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// Trim vector to minimal needed size.
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std::vector<ArrayElement>(fV).swap(fV);
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}
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#endif
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