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root/cvsroot/UserCode/MitPhysics/Mods/interface/MergerMod.h
Revision: 1.5
Committed: Wed Jun 17 11:50:28 2009 UTC (15 years, 10 months ago) by loizides
Content type: text/plain
Branch: MAIN
CVS Tags: Mit_009c
Changes since 1.4: +2 -2 lines
Log Message:
use templateClassImp everywhere

File Contents

# User Rev Content
1 loizides 1.1 //--------------------------------------------------------------------------------------------------
2 loizides 1.5 // $Id: MergerMod.h,v 1.4 2009/06/15 15:00:21 loizides Exp $
3 loizides 1.1 //
4     // MergerMod
5     //
6     // This templated module merges arbitrarily many collections of objects. It puts them into an
7     // object array of the templated type.
8     //
9     // Authors: C.Loizides
10     //--------------------------------------------------------------------------------------------------
11    
12     #ifndef MITPHYSICS_MODS_MERGERMOD_H
13     #define MITPHYSICS_MODS_MERGERMOD_H
14    
15     #include "MitAna/TreeMod/interface/BaseMod.h"
16 loizides 1.4 #include "MitAna/DataCont/interface/ObjArray.h"
17 loizides 1.1
18     namespace mithep
19     {
20     template <class T>
21     class MergerMod : public BaseMod
22     {
23     public:
24     MergerMod(const char *name="MergerMod",
25     const char *title="Merger module");
26    
27     void AddInputName(const char *n);
28     const char *GetMergedName() const { return fMergedName; }
29     const char *GetOutputName() const { return GetMergedName(); }
30     void SetMergedName(const char *n) { fMergedName=n; }
31     void SetOutputName(const char *n) { SetMergedName(n); }
32    
33     protected:
34     void SlaveBegin();
35     void Process();
36    
37 loizides 1.2 std::vector<std::string> fInList; //list of to be merged objects (input)
38 loizides 1.1 TString fMergedName; //name of merged collection (output)
39    
40 loizides 1.5 ClassDef(MergerMod, 1) // Merger module
41 loizides 1.1 };
42     }
43     #endif
44    
45     //--------------------------------------------------------------------------------------------------
46     template <class T>
47     mithep::MergerMod<T>::MergerMod<T>(const char *name, const char *title) :
48     BaseMod(name,title),
49     fInList(0)
50     {
51     // Constructor.
52     }
53    
54     template <class T>
55     void mithep::MergerMod<T>::AddInputName(const char *n)
56     {
57     // Add name to the list of input collections.
58    
59     if (!n)
60     return;
61 loizides 1.2 fInList.push_back(std::string(n));
62 loizides 1.1 }
63    
64     //--------------------------------------------------------------------------------------------------
65     template <class T>
66     void mithep::MergerMod<T>::Process()
67     {
68     // Merge the input objects and publish merged collection.
69    
70     ObjArray<T> *colout = new mithep::ObjArray<T>(0);
71     colout->SetName(GetMergedName());
72    
73 loizides 1.2 UInt_t n = fInList.size();
74 loizides 1.1 for (UInt_t i=0; i<n; ++i) {
75 loizides 1.2 const TObject *in = GetObjThisEvt<TObject>(fInList.at(i).c_str());
76 loizides 1.1 if (!in)
77     continue;
78    
79     const BaseCollection *bcol = dynamic_cast<const BaseCollection*>(in);
80     if (bcol)
81     colout->Add(bcol);
82     else {
83     const T *optr = dynamic_cast<const T*>(in);
84     if (optr)
85     colout->Add(optr);
86     }
87     }
88    
89     // attempt sorting (if implemented by underlying objects)
90     colout->Sort();
91    
92     // add to event for other modules to use
93     AddObjThisEvt(colout);
94     }
95    
96     //--------------------------------------------------------------------------------------------------
97     template <class T>
98     void mithep::MergerMod<T>::SlaveBegin()
99     {
100     // Check if output name was set.
101    
102     if (!fMergedName.IsNull())
103     return;
104    
105     SendError(kAbortModule, "SlaveBegin", "No output name given.");
106     }