ServiceRegistry/interface/CurrentModuleOnThread.h

0001 #ifndef FWCore_Framework_CurrentModuleOnThread_h
0002 #define FWCore_Framework_CurrentModuleOnThread_h
0003
0004 /** \class edm::CurrentModuleOnThread
0005
0006 \author W. David Dagenhart, created 30 August, 2013
0007
0008 */
0009
0010 namespace edm {
0011
0012   class ModuleCallingContext;
0013   class ModuleContextSentry;
0014
0015   class CurrentModuleOnThread {
0016   public:
0017     static ModuleCallingContext const* getCurrentModuleOnThread() { return currentModuleOnThread_; }
0018
0019   private:
0020     friend class ModuleContextSentry;
0021     static void setCurrentModuleOnThread(ModuleCallingContext const* v) { currentModuleOnThread_ = v; }
0022
0023     static thread_local ModuleCallingContext const* currentModuleOnThread_;
0024   };
0025 }  // namespace edm
0026 #endif