TAO_PSDL_String Class Reference

Wrapper for the ACE_CString to facilitate saving the string persistently. More...

#include <PSDL_String.h>

Collaboration diagram for TAO_PSDL_String:

List of all members.

Public Member Functions
	TAO_PSDL_String (void)
	Constructor.
	TAO_PSDL_String (ACE_Allocator *persistent_allocator)
	Constructor.
	TAO_PSDL_String (const TAO_PSDL_String &rhs)
	Copy constructor.
	~TAO_PSDL_String (void)
	Destructor.
void	operator= (const TAO_PSDL_String &rhs)
	Assignment operator.
void	operator= (const ACE_CString &rhs)
bool	operator== (const TAO_PSDL_String &rhs) const
	Equality comparison operator.
bool	operator!= (const TAO_PSDL_String &rhs) const
	Inequality comparison operator.
u_long	hash (void) const
	Returns a hash value for this string.
	operator ACE_CString * () const
	operator ACE_CString * ()
Public Attributes
ACE_Allocator *	allocator_
const char *	buffer_
CORBA::ULong	length_

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Detailed Description

Wrapper for the ACE_CString to facilitate saving the string persistently.

Definition at line 36 of file PSDL_String.h.

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Constructor & Destructor Documentation

TAO_PSDL_String::TAO_PSDL_String

(

void

)

Constructor.

Definition at line 11 of file PSDL_String.cpp.

  : allocator_ (0),
    buffer_ (0),
    length_ (0)
{
}

TAO_PSDL_String::TAO_PSDL_String

(

ACE_Allocator *

persistent_allocator

)

Constructor.

Definition at line 19 of file PSDL_String.cpp.

  : allocator_ (persistent_allocator),
    buffer_ (0),
    length_ (0)
{
}

TAO_PSDL_String::TAO_PSDL_String

(

const TAO_PSDL_String &

rhs

)

Copy constructor.

Definition at line 34 of file PSDL_String.cpp.

{
  *this = rhs;
}

TAO_PSDL_String::~TAO_PSDL_String

(

void

)

Destructor.

Definition at line 27 of file PSDL_String.cpp.

{
  if (this->buffer_ != 0)
    this->allocator_->free ((void *) this->buffer_);
}

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Member Function Documentation

u_long TAO_PSDL_String::hash

(

void

)

const

Returns a hash value for this string.

Definition at line 110 of file PSDL_String.cpp.

{
  return ACE::hash_pjw (this->buffer_);
}

TAO_PSDL_String::operator ACE_CString *

(

)

Definition at line 129 of file PSDL_String.cpp.

{
  ACE_CString *str = 0;

  char * dest = str->rep ();
  const char * src = this->buffer_;
  ACE_OS::memcpy (dest, src, this->length_);

  return str;
}

TAO_PSDL_String::operator ACE_CString *

(

)

const

Definition at line 117 of file PSDL_String.cpp.

{
  ACE_CString *str = 0;

  char * dest = str->rep ();
  const char * src = this->buffer_;

  ACE_OS::memcpy (dest, src, this->length_);

  return str;
}

bool TAO_PSDL_String::operator!=

(

const TAO_PSDL_String &

rhs

)

const

Inequality comparison operator.

Definition at line 104 of file PSDL_String.cpp.

{
  return (ACE_OS::strcmp (buffer_, rhs.buffer_) != 0);
}

void TAO_PSDL_String::operator=

(

const ACE_CString &

rhs

)

Definition at line 68 of file PSDL_String.cpp.

{
  // Free the existing buffer before assigning octet
  // sequence.
  if (this->buffer_ != 0)
    this->allocator_->free ((void *) this->buffer_);

  const CORBA::ULong len = rhs.length ();

  void * buf = this->allocator_->malloc (len);

  this->buffer_ = (const char *) buf;

  if (this->buffer_)
    {
      const char * dest = this->buffer_;
      const char * src = rhs.rep ();

      // Deep copy the buffer.
      ACE_OS::memcpy ((void *)dest,
                      src,
                      len);

      this->length_ = len;
    }
  else
    this->length_ = 0;
}

void TAO_PSDL_String::operator=

(

const TAO_PSDL_String &

rhs

)

Assignment operator.

Definition at line 41 of file PSDL_String.cpp.

{
  if (this == &rhs)  // Prevent self assignment
    return;

  // Free the existing buffer before assigning a new
  // allocator and buffer.
  if (this->buffer_ != 0)
    this->allocator_->free ((void *) this->buffer_);

  this->allocator_ = rhs.allocator_;
  void * buf = this->allocator_->malloc (rhs.length_);
  this->buffer_ = (const char *) buf;
  if (this->buffer_)
    {
      // Deep copy the buffer.
      ACE_OS::memcpy ( (void *) this->buffer_,
                       rhs.buffer_,
                       rhs.length_);

      this->length_ = rhs.length_;
    }
  else
    this->length_ = 0;
}

bool TAO_PSDL_String::operator==

(

const TAO_PSDL_String &

rhs

)

const

Equality comparison operator.

Definition at line 98 of file PSDL_String.cpp.

{
  return (ACE_OS::strcmp (buffer_, rhs.buffer_) == 0);
}

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Member Data Documentation

ACE_Allocator* TAO_PSDL_String::allocator_

Definition at line 74 of file PSDL_String.h.

const char* TAO_PSDL_String::buffer_

Definition at line 77 of file PSDL_String.h.

CORBA::ULong TAO_PSDL_String::length_

Definition at line 80 of file PSDL_String.h.

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

• PSDL_String.h
• PSDL_String.cpp