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GaudiCommon.h

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// $Id: GaudiCommon.h,v 1.19 2008/12/01 19:58:37 marcocle Exp $
// ============================================================================
#ifndef GAUDIALG_GAUDICOMMON_H
#define GAUDIALG_GAUDICOMMON_H 1
// ============================================================================
// Include files
// ============================================================================
// from STL
// ============================================================================
#include <string>
#include <vector>
#include <map>
#include <algorithm>
// ============================================================================
// GaudiKernel
// ============================================================================
#include "GaudiKernel/StatusCode.h"
#include "GaudiKernel/IMessageSvc.h"
#include "GaudiKernel/IToolSvc.h"
#include "GaudiKernel/IAlgTool.h"
#include "GaudiKernel/IAlgContextSvc.h"
#include "GaudiKernel/IDataProviderSvc.h"
#include "GaudiKernel/SmartDataPtr.h"
#include "GaudiKernel/System.h"
#include "GaudiKernel/GaudiException.h"
#include "GaudiKernel/IChronoStatSvc.h"
#include "GaudiKernel/StatEntity.h"
#include "GaudiKernel/IUpdateManagerSvc.h"
#include "GaudiKernel/TransientFastContainer.h"
// ============================================================================
// forward declarations
// ============================================================================
class Algorithm ; // GaudiKernel
class AlgTool   ; // GaudiKernel
namespace Gaudi { namespace Utils { template <class TYPE> struct GetData ; } }
// ============================================================================
/*  @file GaudiCommon.h
 *
 *  Header file for class : GaudiCommon
 *
 *  @author Chris Jones   Christopher.Rob.Jones@cern.ch
 *  @author Vanya BELYAEV Ivan.Belyaev@itep.ru
 *  @date   2005-08-08
 */
// ============================================================================
// ============================================================================
template < class PBASE >
class GaudiCommon : public PBASE
{
protected: // definitions
  static const bool IgnoreRootInTES = false;
  static const bool UseRootInTES = true;
protected: // few actual data types
  typedef std::map<std::string,StatEntity>   Statistics ;
  typedef std::map<std::string,unsigned int> Counter      ;
  typedef std::vector<IAlgTool*>             AlgTools     ;
  typedef std::pair<IInterface*,std::string> ServiceEntry ;
  typedef std::vector<ServiceEntry>          Services     ;
public:
  template < class TYPE >
  typename Gaudi::Utils::GetData<TYPE>::return_type
  get ( IDataProviderSvc*  svc         ,
        const std::string& location    ,
        const bool useRootInTES = true ) const ;
  template < class TYPE >
  bool  exist    ( IDataProviderSvc*  svc      ,
                   const std::string& location ,
                   const bool useRootInTES = true ) const ;
  template < class TYPE , class TYPE2 >
  TYPE* getOrCreate ( IDataProviderSvc* svc ,
                      const std::string& location ,
                      const bool useRootInTES = true ) const  ;
  DataObject* put ( IDataProviderSvc*  svc ,
             DataObject*        object   ,
             const std::string& location  ,
             const bool useRootInTES = true ) const ;
  template < class TOOL >
  TOOL* tool ( const std::string& type           ,
               const std::string& name           ,
               const IInterface*  parent  = 0    ,
               bool               create  = true ) const ;
  template < class TOOL >
  TOOL* tool ( const std::string& type          ,
               const IInterface*  parent = 0    ,
               bool               create = true ) const ;
  template < class SERVICE >
  SERVICE* svc ( const std::string& name           ,
                 const bool         create = true ) const ;
  inline IUpdateManagerSvc * updMgrSvc() const;
  inline IDataProviderSvc * fastContainersSvc() const;
public:
  StatusCode Error
  ( const std::string& msg ,
    const StatusCode   st  = StatusCode::FAILURE ,
    const size_t       mx  = 10                  ) const ;
  StatusCode Warning
  ( const std::string& msg ,
    const StatusCode   st  = StatusCode::FAILURE ,
    const size_t       mx  = 10                  ) const ;
  StatusCode Print
  ( const std::string& msg ,
    const StatusCode   st  = StatusCode::SUCCESS ,
    const MSG::Level   lev = MSG::INFO           ) const ;
  inline StatusCode Assert
  ( const bool         ok                            ,
    const std::string& message = ""                  ,
    const StatusCode   sc      = StatusCode(StatusCode::FAILURE, true) ) const;
  inline StatusCode Assert
  ( const bool         ok                            ,
    const char*        message                       ,
    const StatusCode   sc      = StatusCode(StatusCode::FAILURE, true) ) const;
  StatusCode Exception
  ( const std::string    & msg                        ,
    const GaudiException & exc                        ,
    const StatusCode       sc  = StatusCode(StatusCode::FAILURE, true) ) const ;
  StatusCode Exception
  ( const std::string    & msg                        ,
    const std::exception & exc                        ,
    const StatusCode       sc  = StatusCode(StatusCode::FAILURE, true) ) const ;
  StatusCode Exception
  ( const std::string& msg = "no message"        ,
    const StatusCode   sc  = StatusCode(StatusCode::FAILURE, true) ) const ;
public: // predefined streams
  inline MsgStream& msgStream ( const MSG::Level level ) const ;
  inline MsgStream&  always () const { return msgStream ( MSG::  ALWAYS ) ; }
  inline MsgStream&   fatal () const { return msgStream ( MSG::   FATAL ) ; }
  inline MsgStream&     err () const { return msgStream ( MSG::   ERROR ) ; }
  inline MsgStream&   error () const { return msgStream ( MSG::   ERROR ) ; }
  inline MsgStream& warning () const { return msgStream ( MSG:: WARNING ) ; }
  inline MsgStream&    info () const { return msgStream ( MSG::    INFO ) ; }
  inline MsgStream&   debug () const { return msgStream ( MSG::   DEBUG ) ; }
  inline MsgStream& verbose () const { return msgStream ( MSG:: VERBOSE ) ; }
  inline MsgStream&     msg () const { return msgStream ( MSG::    INFO ) ; }
public:
  inline const Statistics& counters() const { return m_counters ; }
  inline StatEntity& counter( const std::string& tag ) const { return m_counters[tag] ; }
public:
  inline MSG::Level msgLevel() const { return m_msgLevel ; }
  inline bool msgLevel( const MSG::Level level ) const { return msgLevel() <= level ; }
  void resetMsgStream() const;
  inline bool typePrint     () const { return m_typePrint    ; }
  inline bool propsPrint    () const { return m_propsPrint   ; }
  inline bool statPrint     () const { return m_statPrint    ; }
  inline bool errorsPrint   () const { return m_errorsPrint  ; }
private:
  void msgLevelHandler ( Property& theProp );
public:
  long printStat   ( const MSG::Level level = MSG::ALWAYS ) const ;
  long printErrors ( const MSG::Level level = MSG::ALWAYS ) const ;
  long printProps ( const MSG::Level level = MSG::ALWAYS ) const ;
  template <class CallerClass>
  inline void registerCondition(const std::string &condition, StatusCode (CallerClass::*mf)() = NULL) {
    updMgrSvc()->registerCondition(dynamic_cast<CallerClass*>(this),condition,mf);
  }
  template <class CallerClass, class CondType>
  inline void registerCondition(const std::string &condition, CondType *&condPtrDest,
                                StatusCode (CallerClass::*mf)() = NULL) {
    updMgrSvc()->registerCondition(dynamic_cast<CallerClass*>(this),condition,mf,condPtrDest);
  }
  template <class CallerClass>
  inline void registerCondition(char *condition, StatusCode (CallerClass::*mf)() = NULL) {
    updMgrSvc()->registerCondition(dynamic_cast<CallerClass*>(this),std::string(condition),mf);
  }
  template <class CallerClass,class TargetClass>
  inline void registerCondition(TargetClass *condition, StatusCode (CallerClass::*mf)() = NULL) {
    updMgrSvc()->registerCondition(dynamic_cast<CallerClass*>(this),condition,mf);
  }
  inline StatusCode runUpdate() { return updMgrSvc()->update(this); }
  template <class T>
  TransientFastContainer<T> * getFastContainer
  ( const std::string &location,
    typename TransientFastContainer<T>::size_type initial=0);
public:
  GaudiCommon ( const std::string & name,
                ISvcLocator * pSvcLocator );
  GaudiCommon ( const std::string& type   ,
                const std::string& name   ,
                const IInterface*  parent );
public:
  virtual StatusCode initialize ();
  virtual StatusCode finalize   ();
protected:
  virtual ~GaudiCommon( );
private :
  // default constructor is disabled
  GaudiCommon() ;
  // copy    constructor is disabled
  GaudiCommon           ( const GaudiCommon& ) ;
  // assignement operator is disabled
  GaudiCommon& operator=( const GaudiCommon& ) ;
protected:
  StatusCode releaseTool ( const IAlgTool*   tool ) const ;
  StatusCode releaseSvc  ( const IInterface* svc  ) const ;
public:
  StatusCode release ( const IInterface* interface ) const ;
public:
  inline const std::string & context() const { return m_context; }
  inline const std::string & rootInTES() const { return m_rootInTES; }
  inline double globalTimeOffset() const { return m_globalTimeOffset; }
private:
  void addToToolList    ( IAlgTool * tool ) const;
  void addToServiceList ( IInterface * svc,
                          const std::string & name ) const;
  void initGaudiCommonConstructor( const IInterface * parent = 0 );
  const std::string fullTESLocation( const std::string & location,
                                     const bool useRootInTES ) const;
private:
  MSG::Level         m_msgLevel    ;
private:
  mutable MsgStream* m_msgStream   ;
  mutable AlgTools   m_tools       ;
  mutable Services   m_services    ;
  // ==========================================================================
  mutable Counter    m_errors      ;
  mutable Counter    m_warnings    ;
  mutable Counter    m_exceptions  ;
  mutable Statistics m_counters    ;
  // ==========================================================================
  mutable IUpdateManagerSvc* m_updMgrSvc;
  mutable IDataProviderSvc* m_fastContainersSvc;
  // ==========================================================================
  bool        m_typePrint     ;
  bool        m_propsPrint    ;
  bool        m_statPrint     ;
  bool        m_errorsPrint   ;
  // ==========================================================================
  std::string m_context;
  std::string m_rootInTES;
  std::string m_rootOnTES;
  double m_globalTimeOffset;
  // ==========================================================================
  // the header row
  std::string    m_header  ; 
  // format for regular statistical printout rows
  std::string    m_format1 ; 
  // format for "efficiency" statistical printout rows
  std::string    m_format2 ; 
  // flag to use the special "efficiency" format
  bool           m_useEffFormat ; 
} ;
// ============================================================================
#include "GaudiAlg/GaudiCommonImp.h"
// ============================================================================

// ============================================================================
// The END
// ============================================================================
#endif // GAUDIALG_GAUDICOMMON_H
// ============================================================================

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