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FDM_CDR Class Reference

#include <fdm_cdr.h>

Inheritance diagram for FDM_CDR:

[legend]List of all members.

Public Member Functions
	FDM_CDR (FDM::Direction dir)
	FDM_CDR (ACE_InputCDR &istr)
	FDM_CDR (const ACE_Message_Block &msg, FDM::Direction dir)
	FDM_CDR (ACE_OutputCDR &ostr)
	~FDM_CDR ()
void	set_message_block (const ACE_Message_Block &msg)
const ACE_Message_Block &	get_message_block ()
void	clear ()
Static Public Member Functions
template<class T>
static bool	object_to_message_block (const T &obj, ACE_Message_Block &mb)
template<class T>
static bool	message_block_to_object (T &obj, const ACE_Message_Block &mb_in)
Protected Member Functions
virtual bool	_io_object (bool &x)
virtual bool	_io_object (unsigned char &x)
virtual bool	_io_object (char &x)
virtual bool	_io_object (unsigned short &x)
virtual bool	_io_object (short &x)
virtual bool	_io_object (unsigned int &x)
virtual bool	_io_object (int &x)
virtual bool	_io_object (unsigned long &x)
virtual bool	_io_object (long &x)
virtual bool	_io_object (unsigned long long &x)
virtual bool	_io_object (long long &x)
virtual bool	_io_object (float &x)
virtual bool	_io_object (double &x)
virtual bool	_io_object (std::string &x)
template<class T>
bool	cdr_peek_object (T &x)
virtual bool	_peek_object (unsigned int &x)
virtual bool	_peek_object (std::string &x)
virtual bool	_check_streams (size_t size)
virtual void	_begin_map ()
virtual void	_begin_array ()
virtual bool	_array_resizable_length (int &size)
virtual bool	_array_element ()
virtual void	_end ()
virtual bool	_map_field (const char *name)
Protected Attributes
ACE_InputCDR *	_istr
ACE_OutputCDR *	_ostr
bool	_owns_istr
bool	_owns_ostr

---

Detailed Description

Definition at line 41 of file fdm_cdr.h.

---

Constructor & Destructor Documentation

FDM_CDR::FDM_CDR

(

FDM::Direction

dir

)

Definition at line 27 of file fdm_cdr.cc.

References _ostr, and _owns_ostr.

                                 : 
  FDM_Stream(dir), _istr(NULL), _ostr(NULL), 
  _owns_istr(false), _owns_ostr(false) 
{
  // If writing, create ostr now
  if(is_write()) {
    _ostr = new ACE_OutputCDR;
    _owns_ostr = true;
  }
}

FDM_CDR::FDM_CDR

(

ACE_InputCDR &

istr

)

Definition at line 38 of file fdm_cdr.cc.

References _istr, and _owns_istr.

                                   : 
    FDM_Stream(FDM::Read), _istr(NULL), _ostr(NULL), 
    _owns_istr(false), _owns_ostr(false) 
{
  _istr = &istr;
  _owns_istr = false;
}

FDM_CDR::FDM_CDR	(	const ACE_Message_Block &	msg,
		FDM::Direction	dir
	)

Definition at line 46 of file fdm_cdr.cc.

References _istr, and _owns_istr.

                            : 
  FDM_Stream(dir), _istr(NULL), _ostr(NULL), 
    _owns_istr(false), _owns_ostr(false) 
{
  assert(dir == FDM::Read);
  _istr = new ACE_InputCDR(&msg);
  _owns_istr = true;
}

FDM_CDR::FDM_CDR

(

ACE_OutputCDR &

ostr

)

Definition at line 56 of file fdm_cdr.cc.

References _ostr, and _owns_ostr.

                                    : 
  FDM_Stream(FDM::Write), _istr(NULL), _ostr(NULL), 
  _owns_istr(false), _owns_ostr(false)  
{
  _ostr = &ostr;
  _owns_ostr = false;
}

FDM_CDR::~FDM_CDR

(

)

Definition at line 64 of file fdm_cdr.cc.

References _istr, _ostr, _owns_istr, and _owns_ostr.

{
  if(_owns_istr && _istr!=NULL) {
    delete _istr;
  }
  if(_owns_ostr && _ostr!=NULL) {
    delete _ostr;
  }
}

---

Member Function Documentation

void FDM_CDR::set_message_block

(

const ACE_Message_Block &

msg

)

Definition at line 75 of file fdm_cdr.cc.

References _istr, and _owns_istr.

Referenced by FDM_CDR_File::_process_next_block().

{
  assert(is_read());
  if(_istr == NULL) {
    _istr = new ACE_InputCDR(&msg);
    _owns_istr = true;
  }
  else if(_owns_istr) {
    // We own it, delete and recreate
    delete _istr;
    _istr = new ACE_InputCDR(&msg);
  }
  else {
    // We don't own it, have to call reset
    _istr->reset(&msg, ACE_CDR_BYTE_ORDER);
  }
}

const ACE_Message_Block & FDM_CDR::get_message_block

(

)

Definition at line 96 of file fdm_cdr.cc.

References _ostr.

Referenced by FDM_CDR_File::flush(), and CDR_Recycle_Functor::operator()().

{
  assert(is_write() && _ostr!=NULL && _ostr->begin()!=NULL);
  return(*(_ostr->begin()));
}

void FDM_CDR::clear

(

)

Definition at line 103 of file fdm_cdr.cc.

References _ostr.

Referenced by FDM_CDR_File::flush(), and CDR_Reset_Functor::operator()().

{
  assert(is_write() && _ostr!=NULL);
  _ostr->reset();
  // Clear the contents of the Data_Block to zero
  const ACE_Message_Block *msg = _ostr->begin();
  ACE_OS::memset(((void *)msg->base()), 0, msg->capacity());
}

template<class T>

static bool FDM_CDR::object_to_message_block	(	const T &	obj,
		ACE_Message_Block &	mb
	)			[inline, static]

Definition at line 60 of file fdm_cdr.h.

                                                             {
    FDM_CDR stream(FDM::Write);
    if(!stream.write(obj)) return(false);
    ACE_CDR::consolidate(&mb, &(stream.get_message_block()));
    return(true);
  }

template<class T>

static bool FDM_CDR::message_block_to_object	(	T &	obj,
		const ACE_Message_Block &	mb_in
	)			[inline, static]

Definition at line 69 of file fdm_cdr.h.

                                                                      {
    FDM_CDR stream(mb_in, FDM::Read);
    return(stream.read(obj));
  }

bool FDM_CDR::_io_object

(

bool &

x

)

[protected, virtual]

Definition at line 158 of file fdm_cdr.cc.

References _check_streams(), _istr, and _ostr.

Referenced by _array_resizable_length(), FDM_CDR_File::_start_topform(), cdr_peek_object(), and FDM_CDR_File::summarize().

{
  if(!_check_streams(sizeof(x))) {
    return(false);
  }
  if(is_read()) {
    ACE_CDR::Boolean b;
    if(_istr->read_boolean(b)) {
      x=b;
      return(_istr->good_bit());
    }
  }
  else {
    _ostr->write_boolean(x);
    return (_ostr->good_bit());
  }
  return(false);
}

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bool FDM_CDR::_io_object

(

unsigned char &

x

)

[protected, virtual]

Definition at line 178 of file fdm_cdr.cc.

References _check_streams(), _istr, and _ostr.

{
  if(!_check_streams(sizeof(x))) {
    return(false);
  }
  if(is_read()) {
    ACE_CDR::Octet b;
    if(_istr->read_octet(b)) {
      x=b;
      return(_istr->good_bit());
    }
  }
  else {
    _ostr->write_octet(x);
    return (_ostr->good_bit());
  }
  return(false);
}

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bool FDM_CDR::_io_object

(

char &

x

)

[protected, virtual]

Definition at line 198 of file fdm_cdr.cc.

References _check_streams(), _istr, and _ostr.

{
  if(!_check_streams(sizeof(x))) {
    return(false);
  }
  ACE_CDR::Char cx=x;
  if(is_read()) {
    (*_istr) >> cx;
    x = cx;
    return (_istr->good_bit());
  }
  else if(is_write()) {
    (*_ostr) << cx;
    return (_ostr->good_bit());
  }
  return(false);
}

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bool FDM_CDR::_io_object

(

unsigned short &

x

)

[protected, virtual]

Definition at line 217 of file fdm_cdr.cc.

References _check_streams(), _istr, and _ostr.

{
  if(!_check_streams(sizeof(x))) {
    return(false);
  }
  ACE_CDR::UShort cx=x;
  if(is_read()) {
    (*_istr) >> cx;
    x = cx;
    return (_istr->good_bit());
  }
  else if(is_write()) {
    (*_ostr) << cx;
    return (_ostr->good_bit());
  }
  return(false);
}

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bool FDM_CDR::_io_object

(

short &

x

)

[protected, virtual]

Definition at line 236 of file fdm_cdr.cc.

References _check_streams(), _istr, and _ostr.

{
  if(!_check_streams(sizeof(x))) {
    return(false);
  }
  ACE_CDR::Short cx=x;
  if(is_read()) {
    (*_istr) >> cx;
    x = cx;
    return (_istr->good_bit());
  }
  else if(is_write()) {
    (*_ostr) << cx;
    return (_ostr->good_bit());
  }
  return(false);
}

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bool FDM_CDR::_io_object

(

unsigned int &

x

)

[protected, virtual]

Definition at line 255 of file fdm_cdr.cc.

References _check_streams(), _istr, and _ostr.

{
  if(!_check_streams(sizeof(x))) {
    return(false);
  }
  ACE_CDR::ULong cx=x;
  if(is_read()) {
    (*_istr) >> cx;
    x = cx;
    return (_istr->good_bit());
  }
  else if(is_write()) {
    (*_ostr) << cx;
    return (_ostr->good_bit());
  }
  return(false);
}

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bool FDM_CDR::_io_object

(

int &

x

)

[protected, virtual]

Definition at line 274 of file fdm_cdr.cc.

References _check_streams(), _istr, and _ostr.

{
  if(!_check_streams(sizeof(x))) {
    return(false);
  }
  ACE_CDR::Long cx=x;
  if(is_read()) {
    (*_istr) >> cx;
    x = cx;
    return (_istr->good_bit());
  }
  else if(is_write()) {
    (*_ostr) << cx;
    return (_ostr->good_bit());
  }
  return(false);
}

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bool FDM_CDR::_io_object

(

unsigned long &

x

)

[protected, virtual]

Definition at line 293 of file fdm_cdr.cc.

References _check_streams(), _istr, and _ostr.

{
  if(!_check_streams(sizeof(x))) {
    return(false);
  }
  ACE_CDR::ULong cx=x;
  if(is_read()) {
    (*_istr) >> cx;
    x = cx;
    return (_istr->good_bit());
  }
  else if(is_write()) {
    (*_ostr) << cx;
    return (_ostr->good_bit());
  }
  return(false);
}

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bool FDM_CDR::_io_object

(

long &

x

)

[protected, virtual]

Definition at line 312 of file fdm_cdr.cc.

References _check_streams(), _istr, and _ostr.

{
  if(!_check_streams(sizeof(x))) {
    return(false);
  }
  ACE_CDR::Long cx=x;
  if(is_read()) {
    (*_istr) >> cx;
    x = cx;
    return (_istr->good_bit());
  }
  else if(is_write()) {
    (*_ostr) << cx;
    return (_ostr->good_bit());
  }
  return(false);
}

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bool FDM_CDR::_io_object

(

unsigned long long &

x

)

[protected, virtual]

Definition at line 330 of file fdm_cdr.cc.

References _check_streams(), _istr, and _ostr.

{
#ifndef NONNATIVE_LONGLONG
  if(!_check_streams(sizeof(x))) {
    return(false);
  }
  ACE_CDR::ULongLong cx=x;
  if(is_read()) {
    (*_istr) >> cx;
    x = (unsigned long long)cx;
    return (_istr->good_bit());
  }
  else if(is_write()) {
    (*_ostr) << cx;
    return (_ostr->good_bit());
  }
#endif
  return(false);
}

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bool FDM_CDR::_io_object

(

long long &

x

)

[protected, virtual]

Definition at line 350 of file fdm_cdr.cc.

References _check_streams(), _istr, and _ostr.

{
#ifndef NONNATIVE_LONGLONG
  if(!_check_streams(sizeof(x))) {
    return(false);
  }
  ACE_CDR::LongLong cx=(ACE_CDR::LongLong)x;
  if(is_read()) {
    (*_istr) >> cx;
    x = (long long) cx;
    return (_istr->good_bit());
  }
  else if(is_write()) {
    (*_ostr) << cx;
    return (_ostr->good_bit());
  }
#endif
  return(false);
}

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bool FDM_CDR::_io_object

(

float &

x

)

[protected, virtual]

Definition at line 370 of file fdm_cdr.cc.

References _check_streams(), _istr, and _ostr.

{
  if(!_check_streams(sizeof(x))) {
    return(false);
  }
  ACE_CDR::Float cx=x;
  if(is_read()) {
    (*_istr) >> cx;
    x = cx;
    return (_istr->good_bit());
  }
  else if(is_write()) {
    (*_ostr) << cx;
    return (_ostr->good_bit());
  }
  return(false);
}

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bool FDM_CDR::_io_object

(

double &

x

)

[protected, virtual]

Definition at line 388 of file fdm_cdr.cc.

References _check_streams(), _istr, and _ostr.

{
  if(!_check_streams(sizeof(x))) {
    return(false);
  }
  ACE_CDR::Double cx=x;
  if(is_read()) {
    (*_istr) >> cx;
    x = cx;
    return (_istr->good_bit());
  }
  else if(is_write()) {
    (*_ostr) << cx;
    return (_ostr->good_bit());
  }
  return(false);
}

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bool FDM_CDR::_io_object

(

std::string &

x

)

[protected, virtual]

Definition at line 132 of file fdm_cdr.cc.

References _check_streams(), _istr, and _ostr.

{
  // TODO: This would fail on strings including zeros, look more closely...
  if(!_check_streams(100)) {
    return(false);
  }
  if(is_read()) {
    char *rstr;
    // This reads the string from the cdr stream, allocates 
    // a buffer, and sets rstr to point to the new buffer
    if(_istr->read_string(rstr)) {
      // Copy the string into x
      x.assign(rstr);
      // Delete the buffer read_string gave us
      delete [] rstr;
      return(_istr->good_bit());
    }
  }
  else {
    _ostr->write_string(x.c_str());
    return (_ostr->good_bit());
  }
  return(false);
}

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template<class T>

bool FDM_CDR::cdr_peek_object

(

T &

x

)

[inline, protected]

Definition at line 92 of file fdm_cdr.h.

References _check_streams(), _io_object(), and _istr.

Referenced by _peek_object().

                             { 
    if(!_check_streams(sizeof(x))) {
      return(false);
    }
    char *orig_ptr = _istr->rd_ptr();
    bool ok = _io_object(x); 
    char *final_ptr = _istr->rd_ptr();
    _istr->skip_bytes(orig_ptr-final_ptr);
    assert(_istr->rd_ptr() == orig_ptr);
    return(ok);
  }

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virtual bool FDM_CDR::_peek_object

(

unsigned int &

x

)

[inline, protected, virtual]

Definition at line 104 of file fdm_cdr.h.

References cdr_peek_object().

                                             { 
    return(cdr_peek_object(x));
  }

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virtual bool FDM_CDR::_peek_object

(

std::string &

x

)

[inline, protected, virtual]

Definition at line 107 of file fdm_cdr.h.

References cdr_peek_object().

                                           { 
    return(cdr_peek_object(x)); 
  }

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bool FDM_CDR::_check_streams

(

size_t

size

)

[protected, virtual]

Reimplemented in FDM_CDR_File.

Definition at line 113 of file fdm_cdr.cc.

References _istr, _ostr, and _owns_ostr.

Referenced by FDM_CDR_File::_check_streams(), _io_object(), and cdr_peek_object().

{
  if(is_read() && _istr!=NULL) {
    return (_istr->good_bit());
  }
  else if(is_write()) {
    if(_ostr==NULL) {
      // Haven't created one yet, create it now
      _ostr = new ACE_OutputCDR;
      _owns_ostr = true;
    }
    return (_ostr->good_bit());
  }
  else {
    return(false);
  }
}

virtual void FDM_CDR::_begin_map

(

)

[inline, protected, virtual]

Definition at line 113 of file fdm_cdr.h.

                            {
  }

virtual void FDM_CDR::_begin_array

(

)

[inline, protected, virtual]

Definition at line 116 of file fdm_cdr.h.

                              {
  }

virtual bool FDM_CDR::_array_resizable_length

(

int &

size

)

[inline, protected, virtual]

Definition at line 119 of file fdm_cdr.h.

References _io_object().

                                                  {
    return(_io_object(size));
  }

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virtual bool FDM_CDR::_array_element

(

)

[inline, protected, virtual]

Definition at line 123 of file fdm_cdr.h.

                                {
    return(true);
  }

virtual void FDM_CDR::_end

(

)

[inline, protected, virtual]

Definition at line 127 of file fdm_cdr.h.

                      {
  }

virtual bool FDM_CDR::_map_field

(

const char *

name

)

[inline, protected, virtual]

Definition at line 130 of file fdm_cdr.h.

                                            {
    return(true);
  }

---

Member Data Documentation

ACE_InputCDR* FDM_CDR::_istr [protected]

Definition at line 135 of file fdm_cdr.h.

Referenced by _check_streams(), FDM_CDR_File::_end_topform(), _io_object(), cdr_peek_object(), FDM_CDR(), set_message_block(), and ~FDM_CDR().

ACE_OutputCDR* FDM_CDR::_ostr [protected]

Definition at line 136 of file fdm_cdr.h.

Referenced by _check_streams(), _io_object(), clear(), FDM_CDR_File::close(), FDM_CDR(), get_message_block(), and ~FDM_CDR().

bool FDM_CDR::_owns_istr [protected]

Definition at line 137 of file fdm_cdr.h.

Referenced by FDM_CDR(), set_message_block(), and ~FDM_CDR().

bool FDM_CDR::_owns_ostr [protected]

Definition at line 138 of file fdm_cdr.h.

Referenced by _check_streams(), FDM_CDR(), and ~FDM_CDR().

---

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

• fdm_cdr.h
• fdm_cdr.cc

Last modified: June 05 2007 10:19:53

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