| 1 |
//--------------------------------------------------------------------------------------------------
|
| 2 |
// $Id: MergerMod.h,v 1.2 2009/03/02 13:27:17 loizides Exp $
|
| 3 |
//
|
| 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 |
#include "MitAna/DataTree/interface/Collections.h"
|
| 17 |
|
| 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 |
std::vector<std::string> fInList; //list of to be merged objects (input)
|
| 38 |
TString fMergedName; //name of merged collection (output)
|
| 39 |
|
| 40 |
ClassDefT(MergerMod, 1) // Merger module
|
| 41 |
};
|
| 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 |
fInList.push_back(std::string(n));
|
| 62 |
}
|
| 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 |
UInt_t n = fInList.size();
|
| 74 |
for (UInt_t i=0; i<n; ++i) {
|
| 75 |
const TObject *in = GetObjThisEvt<TObject>(fInList.at(i).c_str());
|
| 76 |
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 |
}
|
