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// Authors: C.Paus |
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//-------------------------------------------------------------------------------------------------- |
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#ifndef TREEFILLER_BASEFILLER_H |
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#define TREEFILLER_BASEFILLER_H |
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#ifndef MITPROD_TREEFILLER_BASEFILLER_H |
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#define MITPROD_TREEFILLER_BASEFILLER_H |
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#include "FWCore/Framework/interface/Event.h" |
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#include "FWCore/ParameterSet/interface/ParameterSet.h" |
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#include "FWCore/Framework/interface/Frameworkfwd.h" |
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#include "FWCore/ParameterSet/interface/ParameterSet.h" |
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#include "FWCore/MessageLogger/interface/MessageLogger.h" |
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#include "DataFormats/Common/interface/Handle.h" |
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#include "MitAna/DataUtil/interface/TreeWriter.h" |
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#include "MitProd/ObjectService/interface/ObjectService.h" |
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#include "MitProd/TreeFiller/interface/FillMitTree.h" |
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#include <TString.h> |
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namespace mithep |
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{ |
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class BaseFiller |
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{ |
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public: |
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BaseFiller(const edm::ParameterSet&, const char *name, bool active=true); |
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BaseFiller(const edm::ParameterSet &cfg, const char *name, bool active=true); |
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virtual ~BaseFiller() {} |
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bool Active() const { return active_; } |
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virtual void BookDataBlock(TreeWriter &tws) = 0; |
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virtual void FillDataBlock(const edm::Event&, const edm::EventSetup&) = 0; |
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const std::string &Name() const { return name_; } |
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virtual void ResolveLinks(const edm::Event&, const edm::EventSetup&) {} |
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bool Active() const { return active_; } |
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virtual void BookDataBlock(TreeWriter &tws) = 0; |
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virtual void FillDataBlock(const edm::Event &e, const edm::EventSetup &es) = 0; |
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const std::string &Name() const { return name_; } |
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virtual void ResolveLinks(const edm::Event &e, const edm::EventSetup &es) {} |
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int Verbose() const { return verbose_;} |
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bool Verify() const { return verify_;} |
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protected: |
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const edm::ParameterSet &Conf() const { return config_; } |
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void PrintErrorAndExit(const char *msg) const; |
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template <typename TYPE> |
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void GetProduct(const std::string name, edm::Handle<TYPE> &prod, |
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const edm::Event &event) const; |
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template <typename TYPE> |
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bool GetProductSafe(const std::string name, edm::Handle<TYPE> &prod, |
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const edm::Event &event) const; |
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ObjectService *OS() { return FillMitTree::os(); } |
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const std::string name_; //name of this filler |
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const edm::ParameterSet config_; //parameter set for this filler |
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const bool active_; //=1 if active |
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const edm::ParameterSet &Conf() const { return config_; } |
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const bool verify_; //=1 if verificatin code is active |
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const int verbose_; //verbosity level (do not introduce more than 0-4 levels) |
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}; |
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} |
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//-------------------------------------------------------------------------------------------------- |
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template <typename TYPE> |
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inline void mithep::BaseFiller::GetProduct(const std::string edmname, edm::Handle<TYPE> &prod, |
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const edm::Event &event) const |
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{ |
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// Try to access data collection from EDM file. We check if we really get just one |
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// product with the given name. If not we print an error and exit. |
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try { |
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event.getByLabel(edm::InputTag(edmname),prod); |
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if (!prod.isValid()) |
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throw edm::Exception(edm::errors::Configuration, "BaseFiller::GetProduct()\n") |
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<< "Cannot get collection with label " << edmname << std::endl; |
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} catch (...) { |
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edm::LogError("BaseFiller") << "Cannot get collection with label " |
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<< edmname << std::endl; |
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PrintErrorAndExit(Form("Cannot get collection with label %s", edmname.c_str())); |
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} |
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} |
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//-------------------------------------------------------------------------------------------------- |
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template <typename TYPE> |
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inline bool mithep::BaseFiller::GetProductSafe(const std::string edmname, edm::Handle<TYPE> &prod, |
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const edm::Event &event) const |
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{ |
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// Try to safely access data collection from EDM file. We check if we really get just one |
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// product with the given name. If not, we return false. |
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try { |
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event.getByLabel(edm::InputTag(edmname),prod); |
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if (!prod.isValid()) |
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return false; |
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} catch (...) { |
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return false; |
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} |
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return true; |
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} |
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#endif |
