ToolSvc.h

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// $Id: ToolSvc.h,v 1.12 2008/06/02 14:21:35 marcocle Exp $
#ifndef GAUDISVC_TOOLSVC_H
#define GAUDISVC_TOOLSVC_H

// Include Files
#include "GaudiKernel/Service.h"
#include "GaudiKernel/IToolSvc.h"
#include <vector>

class ToolSvc : public Service, virtual public IToolSvc {

public: 
  
  // Typedefs 
  typedef std::list<IAlgTool*>     ListTools;

  virtual StatusCode initialize();
  
  virtual StatusCode finalize();
  
  virtual StatusCode queryInterface( const InterfaceID& riid, void** ppvInterface );
    
  virtual StatusCode retrieve(const std::string& type, const InterfaceID& iid,
                              IAlgTool*& tool, const IInterface* parent,
                              bool createIf); 
  
  virtual StatusCode retrieve(const std::string& tooltype, const std::string& toolname,
                              const InterfaceID& iid, IAlgTool*& tool, 
                              const IInterface* parent, bool createIf);

  virtual std::vector<std::string> getInstances( const std::string& toolType );

  virtual StatusCode releaseTool( IAlgTool* tool );

  StatusCode create(const std::string& type, const IInterface* parent, 
                            IAlgTool*& tool);

  StatusCode create(const std::string& type, const std::string& name, 
                            const IInterface* parent, IAlgTool*& tool);

  bool existsTool( const std::string& toolname) const;

  std::string nameTool(const std::string& nameByUser, const IInterface* parent);

  unsigned long refCountTool( IAlgTool* tool ) const { return tool->refCount(); }

  ToolSvc( const std::string& name, ISvcLocator* svc );
  
  virtual ~ToolSvc();

  virtual void registerObserver(IToolSvc::Observer *obs) ;
  virtual void unRegisterObserver(IToolSvc::Observer *obs) ;


private: // methods

  // helper functions
  //
  unsigned long totalToolRefCount() const;
  unsigned long totalToolRefCount( const ListTools& ) const;
  unsigned long minimumToolRefCount() const;

  StatusCode finalizeTool( IAlgTool* itool ) const;

private: // data

  ListTools    m_instancesTools;        // List of all instances of tools

  IHistorySvc* m_pHistorySvc;

  std::vector<IToolSvc::Observer*> m_observers;
};

#endif