InputCopyStream Class Reference

Extension of OutputStream to copy the content of the main input file. More...

#include <InputCopyStream.h>

Inheritance diagram for InputCopyStream:

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Collaboration diagram for InputCopyStream:

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List of all members.

Public Member Functions
	InputCopyStream (const std::string &name, ISvcLocator *pSvcLocator)
	Standard algorithm Constructor.
virtual	~InputCopyStream ()
	Standard Destructor.
virtual StatusCode	initialize ()
	Initialize the instance.
virtual StatusCode	finalize ()
	Finalize the instance.
virtual StatusCode	collectObjects ()
	Collect all objects to be written to the output stream.
Protected Member Functions
virtual bool	hasInput () const
	Overriden from the base class (InputCopyStream has always input).
Private Attributes
bool	m_takeOptionalFromTES
	Allow optional items to be on TES instead of input file.
IDataStoreLeaves *	m_leavesTool
	Pointer to the (public) tool used to retrieve the objects in a file.

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Detailed Description

Extension of OutputStream to copy the content of the main input file.

On top of the standard behavior of OutputStream, this class takes also all the entries that come from the same file as the root entry in the data service.

Author:

: M. Frank

: P. Koppenburg

: M. Clemencic

Definition at line 21 of file InputCopyStream.h.

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Constructor & Destructor Documentation

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

Standard algorithm Constructor.

Definition at line 20 of file InputCopyStream.cpp.

 : OutputStream(name, pSvcLocator), m_leavesTool(0)
{
  m_doPreLoad      = false;
  m_doPreLoadOpt   = false;
}

InputCopyStream::~InputCopyStream

(

)

[virtual]

Standard Destructor.

Definition at line 28 of file InputCopyStream.cpp.

                                    {
}

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Member Function Documentation

StatusCode InputCopyStream::collectObjects

(

)

[virtual]

Collect all objects to be written to the output stream.

Reimplemented from OutputStream.

Definition at line 52 of file InputCopyStream.cpp.

                                             {
  MsgStream log(msgSvc(), name());

  // Get the objects in the same file as the root node
  try {
    const IDataStoreLeaves::LeavesList & leaves = m_leavesTool->leaves();
    m_objects.assign(leaves.begin(), leaves.end());
  } catch (GaudiException &e) {
    log << MSG::ERROR << e.message() << endmsg;
    return StatusCode::FAILURE;
  }

  // Collect the other objects from the transient store (mandatory and optional)
  return OutputStream::collectObjects();
}

StatusCode InputCopyStream::finalize

(

)

[virtual]

Finalize the instance.

Reimplemented from OutputStream.

Definition at line 44 of file InputCopyStream.cpp.

                                     {
  toolSvc()->releaseTool(m_leavesTool).ignore();
  m_leavesTool = 0;

  return OutputStream::finalize();
}

virtual bool InputCopyStream::hasInput

(

)

const [inline, protected, virtual]

Overriden from the base class (InputCopyStream has always input).

Reimplemented from OutputStream.

Definition at line 47 of file InputCopyStream.h.

  {
    return true;
  }

StatusCode InputCopyStream::initialize

(

)

[virtual]

Initialize the instance.

Reimplemented from OutputStream.

Definition at line 32 of file InputCopyStream.cpp.

                                       {
  StatusCode sc = OutputStream::initialize();
  if (sc.isFailure()) return sc;

  sc = toolSvc()->retrieveTool("DataSvcFileEntriesTool", "InputCopyStreamTool",
                               m_leavesTool);
  if (sc.isFailure()) return sc;

  return StatusCode::SUCCESS;
}

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Member Data Documentation

IDataStoreLeaves* InputCopyStream::m_leavesTool [private]

Pointer to the (public) tool used to retrieve the objects in a file.

Definition at line 42 of file InputCopyStream.h.

bool InputCopyStream::m_takeOptionalFromTES [private]

Allow optional items to be on TES instead of input file.

Definition at line 39 of file InputCopyStream.h.

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

• /afs/cern.ch/sw/Gaudi/releases/GAUDI/GAUDI_v22r0/GaudiSvc/src/PersistencySvc/InputCopyStream.h
• /afs/cern.ch/sw/Gaudi/releases/GAUDI/GAUDI_v22r0/GaudiSvc/src/PersistencySvc/InputCopyStream.cpp