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Comparing UserCode/MitProd/TreeFiller/interface/BaseFiller.h (file contents):
Revision 1.4 by loizides, Fri Jun 20 17:52:57 2008 UTC vs.
Revision 1.12 by loizides, Wed Sep 10 03:30:22 2008 UTC

# Line 8 | Line 8
8   // Authors: C.Paus
9   //--------------------------------------------------------------------------------------------------
10  
11 < #ifndef TREEFILLER_BASEFILLER_H
12 < #define TREEFILLER_BASEFILLER_H
11 > #ifndef MITPROD_TREEFILLER_BASEFILLER_H
12 > #define MITPROD_TREEFILLER_BASEFILLER_H
13  
14   #include "FWCore/Framework/interface/Event.h"
15 – #include "FWCore/ParameterSet/interface/ParameterSet.h"
15   #include "FWCore/Framework/interface/Frameworkfwd.h"
16 + #include "FWCore/ParameterSet/interface/ParameterSet.h"
17 + #include "FWCore/MessageLogger/interface/MessageLogger.h"
18 + #include "DataFormats/Common/interface/Handle.h"
19   #include "MitAna/DataUtil/interface/TreeWriter.h"
20 + #include "MitProd/ObjectService/interface/ObjectService.h"
21 + #include "MitProd/TreeFiller/interface/FillMitTree.h"
22 + #include <TString.h>
23  
24   namespace mithep
25   {
26    class BaseFiller
27    {
28      public:
29 <      BaseFiller(const edm::ParameterSet&, const char *name, bool active=true);
29 >      BaseFiller(const edm::ParameterSet &cfg, const char *name, bool active=true);
30        virtual ~BaseFiller() {}
31  
32        bool                     Active() const { return active_; }
33 <      virtual void             BookDataBlock(TreeWriter &tws)                           = 0;
34 <      virtual void             FillDataBlock(const edm::Event&, const edm::EventSetup&) = 0;
33 >      virtual void             BookDataBlock(TreeWriter &tws)                                = 0;
34 >      virtual void             FillDataBlock(const edm::Event &e, const edm::EventSetup &es) = 0;
35        const std::string       &Name()   const { return name_; }
36 <      virtual void             ResolveLinks(const edm::Event&, const edm::EventSetup&)  {}
36 >      virtual void             ResolveLinks(const edm::Event &e, const edm::EventSetup &es)    {}
37  
38      protected:
34 –      const std::string        name_;
35 –      const edm::ParameterSet  config_;
36 –      const bool               active_;
37 –
39        const edm::ParameterSet &Conf()   const { return config_; }
40 +      void                     PrintErrorAndExit(const char *msg) const;
41 +      template <typename TYPE>
42 +      void                     GetProduct(const std::string name, edm::Handle<TYPE> &prod,
43 +                                          const edm::Event &event) const;    
44 +      template <typename TYPE>
45 +      bool                     GetProductSafe(const std::string name, edm::Handle<TYPE> &prod,
46 +                                              const edm::Event &event) const;    
47 +
48 +      ObjectService           *OS() { return FillMitTree::os(); }
49 +
50 +      const std::string        name_;    //name of this filler
51 +      const edm::ParameterSet  config_;  //parameter set for this filler
52 +      const bool               active_;  //=1 if active
53    };
54   }
55 +
56 + //--------------------------------------------------------------------------------------------------
57 + template <typename TYPE>
58 + inline void mithep::BaseFiller::GetProduct(const std::string edmname, edm::Handle<TYPE> &prod,
59 +                                           const edm::Event &event) const
60 + {
61 +  // Try to access data collection from EDM file. We check if we really get just one
62 +  // product with the given name. If not we print an error and exit.
63 +
64 +  try {
65 +    event.getByLabel(edm::InputTag(edmname),prod);
66 +    if (!prod.isValid())
67 +      throw edm::Exception(edm::errors::Configuration, "BaseFiller::GetProduct()\n")
68 +        << "Cannot get collection with label " << edmname << std::endl;
69 +  } catch (...) {
70 +    edm::LogError("BaseFiller") << "Cannot get collection with label "
71 +                                << edmname << std::endl;
72 +    PrintErrorAndExit(Form("Cannot get collection with label %s", edmname.c_str()));
73 +  }
74 + }
75 +
76 + //--------------------------------------------------------------------------------------------------
77 + template <typename TYPE>
78 + inline bool mithep::BaseFiller::GetProductSafe(const std::string edmname, edm::Handle<TYPE> &prod,
79 +                                               const edm::Event &event) const
80 + {
81 +  // Try to safely access data collection from EDM file. We check if we really get just one
82 +  // product with the given name. If not, we return false.
83 +
84 +  try {
85 +    event.getByLabel(edm::InputTag(edmname),prod);
86 +    if (!prod.isValid())
87 +      return false;
88 +  } catch (...) {
89 +    return false;
90 +  }
91 +  return true;
92 + }
93   #endif

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