| # Gaudi Framework, version v21r9 |

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# CommonMessaging.h

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    00001 /*
    00002  * CommonMessaging.h
    00003  *
    00004  *  Created on: Feb 20, 2009
    00005  *      Author: Marco Clemencic
    00006  */
    00007
    00008 #ifndef COMMONMESSAGING_H_
    00009 #define COMMONMESSAGING_H_
    00010 #include "GaudiKernel/IService.h"
    00011 #include "GaudiKernel/ISvcLocator.h"
    00012 #include "GaudiKernel/IMessageSvc.h"
    00013 #include "GaudiKernel/MsgStream.h"
    00014 #include "GaudiKernel/SmartIF.h"
    00015 #include "GaudiKernel/GaudiException.h"
    00016
    00017 #include <memory>
    00018
    00022 template <class BASE>
    00023 class GAUDI_API CommonMessaging: public BASE {
    00024 public:
    00025   typedef CommonMessaging base_class;
    00026
    00028   template <typename A1, typename A2, typename A3> CommonMessaging(const A1& a1, const A2& a2, const A3& a3):
    00029     BASE(a1,a2,a3), m_streamWithService(false) {}
    00031   template <typename A1, typename A2> CommonMessaging(const A1& a1, const A2& a2):
    00032     BASE(a1, a2), m_streamWithService(false) {}
    00034   template <typename A1> CommonMessaging(const A1& a1):
    00035     BASE(a1), m_streamWithService(false) {}
    00037   CommonMessaging():
    00038     BASE(), m_streamWithService(false) {}
    00039
    00041   virtual ~CommonMessaging() {}
    00042
    00044   virtual SmartIF<ISvcLocator>& serviceLocator() const = 0;
    00045
    00047   virtual const std::string&  name() const = 0;
    00048
    00052   inline SmartIF<IMessageSvc>& msgSvc() const {
    00053     if (!m_msgsvc.get()) {
    00054       // Get default implementation of the message service.
    00055       m_msgsvc = this->serviceLocator();
    00056     }
    00057     return m_msgsvc;
    00058   }
    00059
    00060 #if defined(GAUDI_V20_COMPAT) && !defined(G21_NO_DEPRECATED)
    00061
    00065   inline SmartIF<IMessageSvc>& messageService() const {
    00066     return msgSvc();
    00067   }
    00068 #endif
    00069
    00080   inline MsgStream& msgStream(const MSG::Level level = MSG::INFO) const {
    00081     if ((!m_msgStream.get()) || (!m_streamWithService)) {
    00082       SmartIF<IMessageSvc>& ms = msgSvc();
    00083       m_msgStream.reset(new MsgStream(ms, this->name()));
    00084       m_streamWithService = ms.get() != 0;
    00085     }
    00086     return *m_msgStream << level;
    00087   }
    00088
    00090   inline MsgStream&  always() const { return msgStream(MSG::ALWAYS); }
    00091
    00093   inline MsgStream&   fatal() const { return msgStream(MSG::FATAL); }
    00094
    00096   inline MsgStream&     err() const { return msgStream(MSG::ERROR); }
    00097
    00099   inline MsgStream&   error() const { return msgStream(MSG::ERROR); }
    00100
    00102   inline MsgStream& warning() const { return msgStream(MSG::WARNING); }
    00103
    00105   inline MsgStream&    info() const { return msgStream(MSG::INFO); }
    00106
    00108   inline MsgStream&   debug() const { return msgStream(MSG::DEBUG); }
    00109
    00111   inline MsgStream& verbose() const { return msgStream(MSG::VERBOSE); }
    00112
    00114   inline MsgStream&     msg() const { return msgStream(); }
    00115
    00116 protected:
    00118   mutable SmartIF<IMessageSvc> m_msgsvc;
    00119
    00121   mutable std::auto_ptr<MsgStream> m_msgStream;
    00122
    00124   mutable bool m_streamWithService;
    00125
    00126 };
    00127
    00128
    00129 #endif /* COMMONMESSAGING_H_ */