KeyedObjectManager.h

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// $Id $
#ifndef GAUDIKERNEL_KEYEDOBJECTMANAGER_H
#define GAUDIKERNEL_KEYEDOBJECTMANAGER_H

// Framework include files
#include "GaudiKernel/Kernel.h"
#include "GaudiKernel/ClassID.h"
#include "GaudiKernel/KeyedTraits.h"

// STL includes
#include <vector>

// Forward declarations
class ObjectContainerBase;
class ContainedObject;

namespace Containers   {

  typedef long (*MANIPULATOR)(void*);
  struct GAUDI_API hashmap;
  struct GAUDI_API map;
  struct GAUDI_API array;
  struct GAUDI_API vector;

  template <class SETUP>
  class GAUDI_API KeyedObjectManager    {
  private:
    typedef std::vector<void*> seq_type;
    seq_type*       m_seq;
    mutable long    m_direct;
    mutable long    m_keyCtxt;
    union {
      char          buffer[128];
      SETUP*        s;
    } m_setup;

    void onDirty()  const;

  public:
    KeyedObjectManager();
    virtual ~KeyedObjectManager();
    void clearDirect();
    long insertDirect(ObjectContainerBase* b,ContainedObject* c,void* o, long k);
    long isDirect() const {      return m_direct;    }
    void* object(long key)  const;
    long insert(ObjectContainerBase* b,ContainedObject* c,void* o, long* k);
    long insert(ObjectContainerBase* b,ContainedObject* c,void* o,long k);
    void* erase(long key, const void* obj);
    long erase(seq_type::iterator beg, seq_type::iterator end);
    void reserve(long size);
    void clear();
    void setup(void* seq, void** rndm);
    static CLID classID();
  };

  typedef KeyedObjectManager< map >     Map;
  typedef KeyedObjectManager< hashmap > HashMap;
  typedef KeyedObjectManager< vector >  Vector;
  typedef KeyedObjectManager< array >   Array;
}
#endif // GAUDIKERNEL_KEYEDOBJECTMANAGER_H