DbConnection.h

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/*
  Copyright (C) 2002-2026 CERN for the benefit of the ATLAS collaboration
*/
 
#ifndef STORAGESVC_DBCONNECTION_H
#define STORAGESVC_DBCONNECTION_H
 
#include <string>
 
/*
 *   POOL namespace
 */
namespace pool {
 
  class DbDatabaseObj;
  
  class DbConnection {
  private:
    int m_refCount;
    int m_type;
    std::string m_name;
    DbDatabaseObj* m_handle;
  public:
    DbConnection(int typ, const std::string& nam, DbDatabaseObj* hdl) 
      : m_refCount(0), m_type(typ), m_name(nam), m_handle(hdl)   {              }

    DbConnection(const DbConnection& c) 
      : m_refCount(0), m_type(c.m_type), m_name(c.m_name), m_handle(c.m_handle){}

    ~DbConnection() = default;
 
    DbConnection& operator= (const DbConnection&) = delete;

    int release()    {
      int cnt = --m_refCount;
      if ( 0 >= cnt )   {
        delete this;
      }
      return cnt;
    }

    int addRef()                              { return ++m_refCount;  }
    DbDatabaseObj* handle()                   { return m_handle;      }
    const DbDatabaseObj* handle() const       { return m_handle;      }
    const std::string& name() const           { return m_name;        }
    int type() const                          { return m_type;        }
  };
}      // namespace pool
 
#endif