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File indexing completed on 2024-04-06 12:12:01
0001 #ifndef Framework_ESPreFunctorDecorator_h 0002 #define Framework_ESPreFunctorDecorator_h 0003 // -*- C++ -*- 0004 // 0005 // Package: Framework 0006 // Class : ESPreFunctorDecorator 0007 // 0008 /**\class ESPreFunctorDecorator ESPreFunctorDecorator.h FWCore/Framework/interface/ESPreFunctorDecorator.h 0009 0010 Description: A Decorator that works as a adapter to call a Functor before each call to the decorated method 0011 0012 Usage: 0013 This Decorator can be used to create a decorator used in the ESProducer::setWhatProduced method. This Decorator 0014 will adapt a Functor (a class that implements 'operator()') st that it is called before every call made to 0015 the ESProducer's 'produce' method. 0016 0017 */ 0018 // 0019 // Original Author: Chris Jones 0020 // Created: Wed Jun 22 11:40:41 EDT 2005 0021 // 0022 0023 // system include files 0024 0025 // user include files 0026 0027 // forward declarations 0028 0029 namespace edm { 0030 namespace eventsetup { 0031 0032 template <class TRecord, class TFunctor> 0033 class ESPreFunctorDecorator { 0034 public: 0035 ESPreFunctorDecorator(const TFunctor& iCaller) : caller_(iCaller) {} 0036 ESPreFunctorDecorator() = delete; 0037 ESPreFunctorDecorator(ESPreFunctorDecorator&&) = default; 0038 ESPreFunctorDecorator(ESPreFunctorDecorator const&) = default; 0039 ESPreFunctorDecorator& operator=(const ESPreFunctorDecorator&) = delete; // stop default 0040 ESPreFunctorDecorator& operator=(ESPreFunctorDecorator&&) = delete; 0041 0042 //virtual ~ESPreFunctorDecorator(); 0043 0044 // ---------- const member functions --------------------- 0045 0046 // ---------- static member functions -------------------- 0047 0048 // ---------- member functions --------------------------- 0049 void pre(const TRecord& iRecord) { caller_(iRecord); } 0050 0051 void post(const TRecord&) {} 0052 0053 private: 0054 //ESPreFunctorDecorator(const ESPreFunctorDecorator&); // stop default 0055 0056 // ---------- member data -------------------------------- 0057 TFunctor caller_; 0058 }; 0059 0060 } // namespace eventsetup 0061 } // namespace edm 0062 0063 #endif
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