AthenaRootSerializeSvc Class Reference

This class provides the AthenaSerializeSvc using ROOT. More...

#include <AthenaRootSerializeSvc.h>

Inheritance diagram for AthenaRootSerializeSvc:

Collaboration diagram for AthenaRootSerializeSvc:

Public Member Functions
	AthenaRootSerializeSvc (const std::string &name, ISvcLocator *pSvcLocator)
	Standard Service Constructor.
virtual	~AthenaRootSerializeSvc ()
	Destructor.
virtual StatusCode	initialize () override
	Gaudi Service Interface method implementations:
virtual void *	serialize (const void *object, const RootType &cltype, size_t &nbytes) const override
virtual void *	deserialize (void *buffer, size_t &nbytes, const RootType &cltype) const override

Friends
class	SvcFactory< AthenaRootSerializeSvc >

Detailed Description

This class provides the AthenaSerializeSvc using ROOT.

Definition at line 19 of file AthenaRootSerializeSvc.h.

Constructor & Destructor Documentation

AthenaRootSerializeSvc()

AthenaRootSerializeSvc::AthenaRootSerializeSvc	(	const std::string &	name,
		ISvcLocator *	pSvcLocator )

Standard Service Constructor.

Definition at line 16 of file AthenaRootSerializeSvc.cxx.

                              : base_class(name, pSvcLocator) {
}

~AthenaRootSerializeSvc()

AthenaRootSerializeSvc::~AthenaRootSerializeSvc ( )

virtual

Destructor.

Definition at line 21 of file AthenaRootSerializeSvc.cxx.

                                                {
}

Member Function Documentation

deserialize()

void * AthenaRootSerializeSvc::deserialize ( void * buffer, size_t & nbytes, const RootType & cltype ) const

overridevirtual

Definition at line 46 of file AthenaRootSerializeSvc.cxx.

                                                                                                    {
   void* obj = nullptr;
   if (cltype.IsFundamental()) {
      obj = new char[nbytes];
      std::memcpy(obj, buffer, nbytes);
   } else if (cltype.Name() == "Token") { // Token is C string
      obj = new char[nbytes];
      std::memcpy(obj, buffer, nbytes); static_cast<char*>(obj)[nbytes - 1] = 0;
   } else {
      TBufferFile readBuffer(TBuffer::kRead, nbytes, buffer, kFALSE);
      obj = readBuffer.ReadObjectAny(cltype);
      nbytes = readBuffer.Length();
   }
   return(obj);
}

initialize()

StatusCode AthenaRootSerializeSvc::initialize ( )

overridevirtual

Gaudi Service Interface method implementations:

Definition at line 25 of file AthenaRootSerializeSvc.cxx.

                                              {
   ATH_MSG_INFO("Initializing " << name());
 
   // Load message handler dictionary to avoid crashes when reporting
   // possible errors during event processing (ATR-25049)
   TClass::GetClass("TMessageHandler");
 
   return(StatusCode::SUCCESS);
}

serialize()

void * AthenaRootSerializeSvc::serialize ( const void * object, const RootType & cltype, size_t & nbytes ) const

overridevirtual

Definition at line 36 of file AthenaRootSerializeSvc.cxx.

                                                                                                        {
   TBufferFile writeBuffer(TBuffer::kWrite);
   writeBuffer.WriteObjectAny(object, cltype);
   void* buffer = writeBuffer.Buffer();
   nbytes = writeBuffer.Length();
   writeBuffer.ResetBit(TBuffer::kIsOwner); writeBuffer.SetBuffer(nullptr);
   return(buffer);
}

Friends And Related Symbol Documentation

SvcFactory< AthenaRootSerializeSvc >

friend class SvcFactory< AthenaRootSerializeSvc >

friend

Definition at line 1 of file AthenaRootSerializeSvc.h.

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The documentation for this class was generated from the following files:

• AthenaRootSerializeSvc.h
• AthenaRootSerializeSvc.cxx