/usr/include/root/TClassStreamer.h is in libroot-core-dev 5.34.00-2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 | // @(#)root/base:$Id: TClassStreamer.h 43271 2012-03-07 05:53:52Z pcanal $
// Author: Victor Perev and Philippe Canal 08/05/02
/*************************************************************************
* Copyright (C) 1995-2003, Rene Brun, Fons Rademakers and al. *
* All rights reserved. *
* *
* For the licensing terms see $ROOTSYS/LICENSE. *
* For the list of contributors see $ROOTSYS/README/CREDITS. *
*************************************************************************/
#ifndef ROOT_TClassStreamer_h
#define ROOT_TClassStreamer_h
#include "Rtypes.h"
#include "TClassRef.h"
//////////////////////////////////////////////////////////////////////////
// //
// TClassStreamer is used to stream an object of a specific class. //
// //
// The address passed to operator() will be the address of the start //
// of the object. //
// //
//////////////////////////////////////////////////////////////////////////
class TClassStreamer {
protected:
TClassStreamer() : fStreamer(0) {};
TClassStreamer(const TClassStreamer &rhs) : fStreamer(rhs.fStreamer), fOnFileClass() {};
TClassStreamer &operator=(const TClassStreamer &rhs) { fOnFileClass = rhs.fOnFileClass; fStreamer = rhs.fStreamer; return *this; }
public:
TClassStreamer(ClassStreamerFunc_t pointer) : fStreamer(pointer), fOnFileClass() {};
virtual void SetOnFileClass( const TClass* cl ) { fOnFileClass = const_cast<TClass*>(cl); }
virtual const TClass* GetOnFileClass() const { return fOnFileClass; }
virtual TClassStreamer *Generate() const {
// Virtual copy constructor.
return new TClassStreamer(*this);
}
virtual ~TClassStreamer(){};
virtual void operator()(TBuffer &b, void *objp)
{
// The address passed to operator() will be the address of the start of the
// object.
(*fStreamer)(b,objp);
}
virtual void Stream(TBuffer &b, void *objp, const TClass *onfileClass)
{
// The address passed to operator() will be the address of the start of the
// object. Overload this routine, if your derived class can optimize
// the handling of the onfileClass (rather than storing and restoring from the
// fOnFileClass member.
// Note we can not name this routine 'operator()' has it would be slightly
// backward incompatible and lead to the following warning/error from the
// compiler in the derived class overloading the other operator():
// include/TClassStreamer.h:51: error: ‘virtual void TClassStreamer::operator()(TBuffer&, void*, const TClass*)’ was hidden
// include/TCollectionProxyFactory.h:180: error: by ‘virtual void TCollectionClassStreamer::operator()(TBuffer&, void*)’
// cc1plus: warnings being treated as errors
SetOnFileClass(onfileClass);
(*this)(b,objp);
}
private:
ClassStreamerFunc_t fStreamer;
protected:
TClassRef fOnFileClass;
};
#endif
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