RelationContainer.h

/**************************************************************************
 * basf2 (Belle II Analysis Software Framework)                           *
 * Author: The Belle II Collaboration                                     *
 *                                                                        *
 * See git log for contributors and copyright holders.                    *
 * This file is licensed under LGPL-3.0, see LICENSE.md.                  *
 **************************************************************************/
 
#pragma once
 
#include <TClonesArray.h>
#include <string>
 
namespace Belle2 {
  class RelationElement;
 
  class RelationContainer: public TObject {
  public:
 
    RelationContainer();
 
    const std::string& getFromName()       const { return m_fromName; }
 
    int               getFromDurability() const { return m_fromDurability; }
 
    const std::string& getToName()         const { return m_toName; }
 
    int               getToDurability()   const { return m_toDurability; }
 
    void setFromName(const std::string& name)   { m_fromName = name; }
 
    void setFromDurability(int durability)      { m_fromDurability = durability; }
 
    void setToName(const std::string& name)     { m_toName = name; }
 
    void setToDurability(int durability)        { m_toDurability = durability; }
 
    void setModified(bool modified)             { m_modified = modified; }
 
    bool isDefaultConstructed() const
    {
      return (m_fromDurability == -1 and m_toDurability == -1 and
              m_fromName.empty() and m_toName.empty() and getEntries() == 0);
    }
 
    virtual void Clear(Option_t* = "");
 
    TClonesArray& elements() { return m_elements; }
 
    const TClonesArray& elements() const { return m_elements; }
 
    const RelationElement& getElement(int i) const;
 
    int getEntries() const { return m_elements.GetEntriesFast(); }
 
    bool getModified() const { return m_modified; }
 
  protected:
 
    TClonesArray m_elements;
 
    std::string m_fromName;
 
    int m_fromDurability;
 
    std::string m_toName;
 
    int m_toDurability;
 
    bool m_modified; 
 
    friend class RelationArray;
    friend class DataStore;
 
    ClassDef(RelationContainer, 1); 
  };
}