SerializeDataBuffer Struct Reference

#include <StreamSerializer.h>

Public Types
typedef std::vector< char >	SBuffer

Public Member Functions
uint32_t	adler32_chksum () const
unsigned char const *	bufferPointer () const
unsigned char *&	bufferPointer ()
void	clearHeaderBuffer ()
unsigned int	currentEventSize () const
unsigned int	currentSpaceUsed () const
	SerializeDataBuffer ()

Public Attributes
uint32_t	adler32_chksum_
std::vector< unsigned char >	comp_buf_
unsigned int	curr_event_size_
unsigned int	curr_space_used_
SBuffer	header_buf_
edm::propagate_const< unsigned char * >	ptr_
TBufferFile	rootbuf_

Static Public Attributes
static constexpr int	init_size = 0
static constexpr unsigned int	reserve_size = 50000

Detailed Description

StreamSerializer.h

Utility class for translating framework objects (e.g. ProductRegistry and EventForOutput) into streamer message objects.

Definition at line 23 of file StreamSerializer.h.

Member Typedef Documentation

SBuffer

typedef std::vector<char> SerializeDataBuffer::SBuffer

Definition at line 24 of file StreamSerializer.h.

Constructor & Destructor Documentation

SerializeDataBuffer()

SerializeDataBuffer::SerializeDataBuffer ( )

inline

Definition at line 28 of file StreamSerializer.h.

      : comp_buf_(reserve_size + init_size),
        curr_event_size_(),
        curr_space_used_(),
        rootbuf_(TBuffer::kWrite, init_size),
        ptr_((unsigned char *)rootbuf_.Buffer()),
        header_buf_(),
        adler32_chksum_(0) {}

Member Function Documentation

adler32_chksum()

uint32_t SerializeDataBuffer::adler32_chksum ( ) const

inline

Definition at line 45 of file StreamSerializer.h.

References adler32_chksum_.

Referenced by edm::StreamerOutputModuleCommon::serializeEvent(), and edm::StreamerOutputModuleCommon::serializeRegistry().

{ return adler32_chksum_; }

bufferPointer() [1/2]

unsigned char const* SerializeDataBuffer::bufferPointer ( ) const

inline

Definition at line 41 of file StreamSerializer.h.

References edm::get_underlying_safe(), and ptr_.

Referenced by edm::StreamerOutputModuleCommon::serializeEvent(), edm::StreamSerializer::serializeEvent(), edm::StreamerOutputModuleCommon::serializeRegistry(), and edm::StreamSerializer::serializeRegistry().

{ return get_underlying_safe(ptr_); }

bufferPointer() [2/2]

unsigned char*& SerializeDataBuffer::bufferPointer ( )

inline

Definition at line 42 of file StreamSerializer.h.

References edm::get_underlying_safe(), and ptr_.

{ return get_underlying_safe(ptr_); }

clearHeaderBuffer()

void SerializeDataBuffer::clearHeaderBuffer ( )

inline

Definition at line 47 of file StreamSerializer.h.

References header_buf_, init_size, and rootbuf_.

Referenced by evf::GlobalEvFOutputModule::globalBeginRun().

                           {
    header_buf_.clear();
    header_buf_.shrink_to_fit();
    rootbuf_.Reset();
    rootbuf_.Expand(init_size);  //shrink TBuffer to size 0 after resetting TBuffer length
  }

currentEventSize()

unsigned int SerializeDataBuffer::currentEventSize ( ) const

inline

Definition at line 44 of file StreamSerializer.h.

References curr_event_size_.

Referenced by edm::StreamerOutputModuleCommon::serializeEvent().

{ return curr_event_size_; }

currentSpaceUsed()

unsigned int SerializeDataBuffer::currentSpaceUsed ( ) const

inline

Definition at line 43 of file StreamSerializer.h.

References curr_space_used_.

Referenced by edm::StreamerOutputModuleCommon::serializeEvent(), and edm::StreamerOutputModuleCommon::serializeRegistry().

{ return curr_space_used_; }

Member Data Documentation

adler32_chksum_

uint32_t SerializeDataBuffer::adler32_chksum_

Definition at line 60 of file StreamSerializer.h.

Referenced by adler32_chksum(), edm::StreamSerializer::serializeEvent(), and edm::StreamSerializer::serializeRegistry().

comp_buf_

std::vector<unsigned char> SerializeDataBuffer::comp_buf_

Definition at line 54 of file StreamSerializer.h.

Referenced by edm::StreamerOutputModuleCommon::serializeEvent(), and edm::StreamSerializer::serializeEvent().

curr_event_size_

unsigned int SerializeDataBuffer::curr_event_size_

Definition at line 55 of file StreamSerializer.h.

Referenced by currentEventSize(), edm::StreamSerializer::serializeEvent(), and edm::StreamSerializer::serializeRegistry().

curr_space_used_

unsigned int SerializeDataBuffer::curr_space_used_

Definition at line 56 of file StreamSerializer.h.

Referenced by currentSpaceUsed(), edm::StreamSerializer::serializeEvent(), and edm::StreamSerializer::serializeRegistry().

header_buf_

SBuffer SerializeDataBuffer::header_buf_

Definition at line 59 of file StreamSerializer.h.

Referenced by clearHeaderBuffer(), edm::StreamerOutputModuleCommon::serializeEvent(), and edm::StreamerOutputModuleCommon::serializeRegistry().

init_size

constexpr int SerializeDataBuffer::init_size = 0

static

Definition at line 25 of file StreamSerializer.h.

Referenced by clearHeaderBuffer().

ptr_

edm::propagate_const<unsigned char *> SerializeDataBuffer::ptr_

Definition at line 58 of file StreamSerializer.h.

Referenced by bufferPointer(), edm::StreamSerializer::serializeEvent(), and edm::StreamSerializer::serializeRegistry().

reserve_size

constexpr unsigned int SerializeDataBuffer::reserve_size = 50000

static

Definition at line 26 of file StreamSerializer.h.

Referenced by edm::StreamerOutputModuleCommon::serializeEvent(), and edm::StreamSerializer::serializeEvent().

rootbuf_

TBufferFile SerializeDataBuffer::rootbuf_

Definition at line 57 of file StreamSerializer.h.

Referenced by clearHeaderBuffer(), edm::StreamSerializer::serializeEvent(), and edm::StreamSerializer::serializeRegistry().