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root/cvsroot/UserCode/MitProd/TreeFiller/interface/BaseFiller.h
Revision: 1.14
Committed: Sun Mar 15 11:20:40 2009 UTC (16 years, 1 month ago) by loizides
Content type: text/plain
Branch: MAIN
CVS Tags: Mit_009a, Mit_009, Mit_008, Mit_008pre2
Changes since 1.13: +16 -7 lines
Log Message:
Introduced BranchTable plus general cleanup.

File Contents

# User Rev Content
1 paus 1.1 //--------------------------------------------------------------------------------------------------
2 loizides 1.14 // $Id: BaseFiller.h,v 1.13 2008/09/14 15:37:42 loizides Exp $
3 paus 1.1 //
4     // BaseFiller
5     //
6     // Base class to define the interface for a filler.
7     //
8     // Authors: C.Paus
9     //--------------------------------------------------------------------------------------------------
10 loizides 1.2
11 loizides 1.12 #ifndef MITPROD_TREEFILLER_BASEFILLER_H
12     #define MITPROD_TREEFILLER_BASEFILLER_H
13 paus 1.1
14     #include "FWCore/Framework/interface/Event.h"
15 loizides 1.8 #include "FWCore/Framework/interface/Frameworkfwd.h"
16 paus 1.1 #include "FWCore/ParameterSet/interface/ParameterSet.h"
17 loizides 1.8 #include "FWCore/MessageLogger/interface/MessageLogger.h"
18     #include "DataFormats/Common/interface/Handle.h"
19 paus 1.1 #include "MitAna/DataUtil/interface/TreeWriter.h"
20 loizides 1.11 #include "MitProd/ObjectService/interface/ObjectService.h"
21     #include "MitProd/TreeFiller/interface/FillMitTree.h"
22 loizides 1.10 #include <TString.h>
23 paus 1.1
24     namespace mithep
25     {
26 loizides 1.14 class BranchTable;
27    
28 paus 1.1 class BaseFiller
29     {
30     public:
31 loizides 1.6 BaseFiller(const edm::ParameterSet &cfg, const char *name, bool active=true);
32 paus 1.1 virtual ~BaseFiller() {}
33    
34 loizides 1.14 bool Active() const { return active_; }
35     void AddBranchDep(const char *n, const char *d);
36     void AddBranchDep(const std::string &n, const char *d)
37     { AddBranchDep(n.c_str(), d); }
38     void AddBranchDep(const std::string &n, const std::string &d)
39     { AddBranchDep(n.c_str(), d.c_str()); }
40 loizides 1.7 virtual void BookDataBlock(TreeWriter &tws) = 0;
41     virtual void FillDataBlock(const edm::Event &e, const edm::EventSetup &es) = 0;
42 loizides 1.14 const std::string &Name() const { return name_; }
43 loizides 1.7 virtual void ResolveLinks(const edm::Event &e, const edm::EventSetup &es) {}
44 loizides 1.14 int Verbose() const { return verbose_; }
45     bool Verify() const { return verify_; }
46 paus 1.1
47     protected:
48 loizides 1.14 const edm::ParameterSet &Conf() const { return config_; }
49 loizides 1.8 void PrintErrorAndExit(const char *msg) const;
50     template <typename TYPE>
51 loizides 1.11 void GetProduct(const std::string name, edm::Handle<TYPE> &prod,
52 loizides 1.8 const edm::Event &event) const;
53 loizides 1.11 template <typename TYPE>
54     bool GetProductSafe(const std::string name, edm::Handle<TYPE> &prod,
55     const edm::Event &event) const;
56    
57 loizides 1.14 ObjectService *OS() { return FillMitTree::os(); }
58 loizides 1.6
59 loizides 1.11 const std::string name_; //name of this filler
60 loizides 1.14 const std::string brtname_; //name of branch table (def = BranchTable)
61 loizides 1.11 const edm::ParameterSet config_; //parameter set for this filler
62     const bool active_; //=1 if active
63 loizides 1.13 const bool verify_; //=1 if verificatin code is active
64     const int verbose_; //verbosity level (do not introduce more than 0-4 levels)
65 loizides 1.14 BranchTable *brtable_; //branch dependency table
66 paus 1.1 };
67     }
68 loizides 1.8
69     //--------------------------------------------------------------------------------------------------
70     template <typename TYPE>
71 loizides 1.11 inline void mithep::BaseFiller::GetProduct(const std::string edmname, edm::Handle<TYPE> &prod,
72 loizides 1.8 const edm::Event &event) const
73     {
74     // Try to access data collection from EDM file. We check if we really get just one
75     // product with the given name. If not we print an error and exit.
76    
77     try {
78 loizides 1.11 event.getByLabel(edm::InputTag(edmname),prod);
79     if (!prod.isValid())
80 loizides 1.8 throw edm::Exception(edm::errors::Configuration, "BaseFiller::GetProduct()\n")
81     << "Cannot get collection with label " << edmname << std::endl;
82     } catch (...) {
83     edm::LogError("BaseFiller") << "Cannot get collection with label "
84     << edmname << std::endl;
85     PrintErrorAndExit(Form("Cannot get collection with label %s", edmname.c_str()));
86     }
87     }
88 loizides 1.11
89     //--------------------------------------------------------------------------------------------------
90     template <typename TYPE>
91     inline bool mithep::BaseFiller::GetProductSafe(const std::string edmname, edm::Handle<TYPE> &prod,
92     const edm::Event &event) const
93     {
94     // Try to safely access data collection from EDM file. We check if we really get just one
95     // product with the given name. If not, we return false.
96    
97     try {
98     event.getByLabel(edm::InputTag(edmname),prod);
99     if (!prod.isValid())
100     return false;
101     } catch (...) {
102     return false;
103     }
104     return true;
105     }
106 paus 1.1 #endif