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StreamDQMOutputFile Class Reference

StreamDQMOutputFile: Class for doing Streamer Write operations. More...

#include <IOPool/Streamer/interface/StreamDQMOutputFile.h>

List of all members.

Public Member Functions
	StreamDQMOutputFile (const std::string &name)
uint64	write (const DQMEventMsgBuilder &)
uint64	write (const DQMEventMsgView &)
	Performs write on InitMsgBuilder type, Header + Blob, both are written out.
	~StreamDQMOutputFile ()
	CTOR, takes file path name as argument.
Private Member Functions
void	writeDQMEventHeader (const DQMEventMsgBuilder &inview)
void	writeDQMEventHeader (const DQMEventMsgView &inview)
Private Attributes
OutputFile *	dqmstreamfile_

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Detailed Description

StreamDQMOutputFile: Class for doing Streamer Write operations.

Class for doing Streamer Write operations

Definition at line 17 of file StreamDQMOutputFile.h.

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Constructor & Destructor Documentation

StreamDQMOutputFile::StreamDQMOutputFile

(

const std::string &

name

)

[explicit]

Definition at line 8 of file StreamDQMOutputFile.cc.

                                                               :
    dqmstreamfile_(new OutputFile(name))
  {
  }

StreamDQMOutputFile::~StreamDQMOutputFile

(

)

CTOR, takes file path name as argument.

Definition at line 3 of file StreamDQMOutputFile.cc.

References dqmstreamfile_.

  {
    delete dqmstreamfile_;
  }

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Member Function Documentation

uint64 StreamDQMOutputFile::write

(

const DQMEventMsgBuilder &

inmsg

)

Offset where current event starts

Offset of last written event

Definition at line 13 of file StreamDQMOutputFile.cc.

References OutputFile::current_offset(), dqmstreamfile_, DQMEventMsgBuilder::eventAddress(), DQMEventMsgBuilder::headerSize(), OutputFile::inc_events(), OutputFile::set_last_event_offset(), DQMEventMsgBuilder::size(), OutputFile::write(), and writeDQMEventHeader().

  {
    uint64 offset_to_return = dqmstreamfile_->current_offset();

    dqmstreamfile_->set_last_event_offset(dqmstreamfile_->current_offset());

    writeDQMEventHeader(inmsg);
    dqmstreamfile_->write((const char*) inmsg.eventAddress(),
                          inmsg.size() - inmsg.headerSize());

    dqmstreamfile_->inc_events();

    return offset_to_return;
  }

uint64 StreamDQMOutputFile::write

(

const DQMEventMsgView &

ineview

)

Performs write on InitMsgBuilder type, Header + Blob, both are written out.

Offset where current event starts

Offset of last written event

Definition at line 30 of file StreamDQMOutputFile.cc.

References OutputFile::current_offset(), dqmstreamfile_, DQMEventMsgView::eventAddress(), DQMEventMsgView::headerSize(), OutputFile::inc_events(), OutputFile::set_last_event_offset(), DQMEventMsgView::size(), OutputFile::write(), and writeDQMEventHeader().

  {
    uint64 offset_to_return = dqmstreamfile_->current_offset(); 

    dqmstreamfile_->set_last_event_offset(dqmstreamfile_->current_offset()); 

    writeDQMEventHeader(ineview);
    dqmstreamfile_->write((const char*) ineview.eventAddress(), 
                          ineview.size() - ineview.headerSize());

    dqmstreamfile_->inc_events();

    return offset_to_return;
  }

void StreamDQMOutputFile::writeDQMEventHeader

(

const DQMEventMsgBuilder &

inview

)

[private]

Definition at line 47 of file StreamDQMOutputFile.cc.

References dqmstreamfile_, DQMEventMsgBuilder::headerSize(), DQMEventMsgBuilder::startAddress(), and OutputFile::write().

  {
    dqmstreamfile_->write((const char*) 
                          inmsg.startAddress(), 
                          inmsg.headerSize()) ;
  }

void StreamDQMOutputFile::writeDQMEventHeader

(

const DQMEventMsgView &

inview

)

[private]

Definition at line 54 of file StreamDQMOutputFile.cc.

References dqmstreamfile_, DQMEventMsgView::headerSize(), DQMEventMsgView::startAddress(), and OutputFile::write().

Referenced by write().

  {
    dqmstreamfile_->write((const char*)
                          ineview.startAddress(),
                          ineview.headerSize()) ;
  }

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Member Data Documentation

OutputFile* StreamDQMOutputFile::dqmstreamfile_ [private]

Definition at line 44 of file StreamDQMOutputFile.h.

Referenced by write(), writeDQMEventHeader(), and ~StreamDQMOutputFile().

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

• IOPool/Streamer/interface/StreamDQMOutputFile.h
• IOPool/Streamer/src/StreamDQMOutputFile.cc

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