LoadAllDictionaries.cc

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// -*- C++ -*-
//
// Package:     Services
// Class  :     LoadAllDictionaries
// 
//
// Original Author:  Chris Jones
//         Created:  Thu Sep 15 09:47:48 EDT 2005
//

// system include files

// user include files
#include "FWCore/ServiceRegistry/interface/ServiceMaker.h"

#include "FWCore/ParameterSet/interface/ParameterSet.h"
#include "FWCore/PluginManager/interface/PluginManager.h"
#include "FWCore/PluginManager/interface/PluginCapabilities.h"
#include "FWCore/ParameterSet/interface/ConfigurationDescriptions.h"
#include "FWCore/ParameterSet/interface/ParameterSetDescription.h"

namespace edm {
  namespace service {
    class LoadAllDictionaries
    {
      
    public:
      LoadAllDictionaries(const edm::ParameterSet&);
      //virtual ~LoadAllDictionaries();
      
      // ---------- const member functions ---------------------
      
      // ---------- static member functions --------------------
      static void fillDescriptions(edm::ConfigurationDescriptions & descriptions);
      
      // ---------- member functions ---------------------------
      
    private:
      LoadAllDictionaries(const LoadAllDictionaries&) = delete; // stop default
      
      const LoadAllDictionaries& operator=(const LoadAllDictionaries&) = delete; // stop default
      
      // ---------- member data --------------------------------
      
    };
  }
}

//
// constants, enums and typedefs
//

//
// static data member definitions
//

//
// constructors and destructor
//
edm::service::LoadAllDictionaries::LoadAllDictionaries(const edm::ParameterSet& iConfig)
{
   bool doLoad(iConfig.getUntrackedParameter<bool>("doLoad"));
   if(doLoad) {
     edmplugin::PluginManager*db =  edmplugin::PluginManager::get();
     
     typedef edmplugin::PluginManager::CategoryToInfos CatToInfos;
     
     CatToInfos::const_iterator itFound = db->categoryToInfos().find("Capability");
     
     if(itFound == db->categoryToInfos().end()) {
       return;
     }
     std::string lastClass;
     const std::string mystring("edm::Wrapper");

     for (edmplugin::PluginManager::Infos::const_iterator itInfo = itFound->second.begin(),
          itInfoEnd = itFound->second.end(); 
          itInfo != itInfoEnd; ++itInfo)
     {
       if (lastClass == itInfo->name_) {
         continue;
       }
       
       lastClass = itInfo->name_;
       if (lastClass.find(mystring) != std::string::npos) { 
         edmplugin::PluginCapabilities::get()->load(lastClass);
       }
       //NOTE: since we have the library already, we could be more efficient if we just load it ourselves
     }
   }
}

void edm::service::LoadAllDictionaries::fillDescriptions(edm::ConfigurationDescriptions & descriptions) {
  edm::ParameterSetDescription desc;
  desc.addUntracked<bool>("doLoad", true)->setComment("Only if 'true' do we load all dictionaries");
  descriptions.add("LoadAllDictionaries", desc);
  descriptions.setComment("This service allows you to force all known dictionaries to be loaded at the beginning of the job");
}

using edm::service::LoadAllDictionaries;
DEFINE_FWK_SERVICE_MAKER(LoadAllDictionaries,edm::serviceregistry::ParameterSetMaker<LoadAllDictionaries>);