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//--------------------------------------------------------------------------------------------------
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// $Id: PublisherMod.h,v 1.3 2008/12/09 10:18:33 loizides Exp $
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//
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// PublisherMod
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//
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// This module simply loads a branch and publishes its content into an ObjArray.
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// Using PublisherPerEvent() one can chose whether the array will be published
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// globally (ie only in SlaveBegin) or on per-event basis.
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//
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// Authors: C.Loizides
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//--------------------------------------------------------------------------------------------------
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#ifndef MITANA_PHYSICSMOD_PUBLISHERMOD_H
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#define MITANA_PHYSICSMOD_PUBLISHERMOD_H
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#include "MitAna/TreeMod/interface/BaseMod.h"
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#include "MitAna/DataTree/interface/Collections.h"
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namespace mithep
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{
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template<class T>
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class PublisherMod : public BaseMod
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{
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public:
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PublisherMod(const char *name="PublisherMod",
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const char *title="Publisher module");
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~PublisherMod() {}
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const char *GetBranchName() const { return fBranchName; }
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const char *GetPublicName() const { return fPublicName; }
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Bool_t GetPubPerEvent() const { return fPubPerEvent; }
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void SetBranchName(const char *n) { fBranchName=n; }
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void SetPublicName(const char *n) { fPublicName=n; }
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void PublishPerEvent(Bool_t b) { fPubPerEvent = b; }
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protected:
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TString fBranchName; //name of collection
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TString fPublicName; //name of collection
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Bool_t fPubPerEvent; //=true then publish per event (def=1)
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const Collection<T> *fColIn; //!pointer to collection (in)
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ObjArray<T> *fColOut; //!pointer to collection (out)
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void Process();
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void SlaveBegin();
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void SlaveTerminate();
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ClassDefT(PublisherMod, 1) // Publisher module
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};
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}
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//--------------------------------------------------------------------------------------------------
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template<class T>
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mithep::PublisherMod<T>::PublisherMod(const char *name, const char *title) :
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BaseMod(name,title),
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fBranchName("SetMe"),
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fPublicName(""),
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fPubPerEvent(kTRUE),
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fColIn(0),
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fColOut(0)
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{
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// Constructor.
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}
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//--------------------------------------------------------------------------------------------------
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template<class T>
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void mithep::PublisherMod<T>::Process()
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{
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// Load the branch, add pointers to the object array. Publish object array if needed.
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LoadBranch(GetBranchName());
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if (fPubPerEvent)
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fColOut = new mithep::ObjArray<T>(0, GetPublicName());
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else
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fColOut->Reset();
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UInt_t entries = fColIn->GetEntries();
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for(UInt_t i=0; i<entries; ++i)
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fColOut->Add(fColIn->At(i));
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if (fPubPerEvent)
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AddObjThisEvt(fColOut);
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}
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//--------------------------------------------------------------------------------------------------
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template<class T>
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void mithep::PublisherMod<T>::SlaveBegin()
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{
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// Request the branch to be published. Depending on the user's decision publish the array.
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ReqBranch(GetBranchName(), fColIn);
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if (fPublicName.IsNull())
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fPublicName = fBranchName;
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if (!GetPubPerEvent()) {
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fColOut = new mithep::ObjArray<T>(0, GetPublicName());
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PublishObj(fColOut);
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}
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}
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//--------------------------------------------------------------------------------------------------
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template<class T>
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void mithep::PublisherMod<T>::SlaveTerminate()
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{
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// Cleanup in case objects are published only once.
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if (!fPubPerEvent) {
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RetractObj(GetPublicName());
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delete fColOut;
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}
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}
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#endif
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