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// $Id$
#ifndef ACE_IOS_STRING_IOSTREAM_CPP
#define ACE_IOS_STRING_IOSTREAM_CPP
#include "ace/INet/String_IOStream.h"
#include "ace/INet/IOS_util.h"
#include "ace/Truncate.h"
ACE_BEGIN_VERSIONED_NAMESPACE_DECL
namespace ACE
{
namespace IOS
{
template <class ACE_CHAR_T, class TR>
String_StreamBufferBase<ACE_CHAR_T, TR>::String_StreamBufferBase (openmode mode)
: BasicBufferedStreamBuffer<ACE_CHAR_T, TR> (BUFFER_SIZE, mode),
string_ref_ (&string_),
rd_ptr_ (0)
{
}
template <class ACE_CHAR_T, class TR>
String_StreamBufferBase<ACE_CHAR_T, TR>::String_StreamBufferBase (string_type& string, openmode mode)
: BasicBufferedStreamBuffer<ACE_CHAR_T, TR> (BUFFER_SIZE, mode),
string_ref_ (&string),
rd_ptr_ (0)
{
}
template <class ACE_CHAR_T, class TR>
String_StreamBufferBase<ACE_CHAR_T, TR>::~String_StreamBufferBase ()
{
}
template <class ACE_CHAR_T, class TR>
typename String_StreamBufferBase<ACE_CHAR_T, TR>::pos_type
String_StreamBufferBase<ACE_CHAR_T, TR>::seekoff (
off_type off,
seekdir way,
openmode which)
{
if (which != this->get_mode () || which == std::ios::out)
return pos_type (-1);
size_type spos = 0;
if (way == std::ios::cur)
spos = this->rd_ptr_;
else if (way == std::ios::end)
spos = this->string_ref_->length ();
spos += off;
if (spos < this->string_ref_->length ())
this->rd_ptr_ = spos;
else
this->rd_ptr_ = this->string_ref_->length ();
this->setg (this->eback (), this->eback (), this->eback ());
return pos_type (this->rd_ptr_);
}
template <class ACE_CHAR_T, class TR>
typename String_StreamBufferBase<ACE_CHAR_T, TR>::pos_type
String_StreamBufferBase<ACE_CHAR_T, TR>::seekpos (
pos_type pos,
openmode which)
{
return this->seekoff (pos_type (pos), std::ios::beg, which);
}
template <class ACE_CHAR_T, class TR>
const typename String_StreamBufferBase<ACE_CHAR_T, TR>::string_type&
String_StreamBufferBase<ACE_CHAR_T, TR>::str () const
{
const_cast<String_StreamBufferBase<ACE_CHAR_T, TR>*> (this)->sync ();
return *this->string_ref_;
}
template <class ACE_CHAR_T, class TR>
void String_StreamBufferBase<ACE_CHAR_T, TR>::close_string ()
{
this->sync ();
this->string_ref_ = 0;
}
template <class ACE_CHAR_T, class TR>
void String_StreamBufferBase<ACE_CHAR_T, TR>::clear_string ()
{
this->sync ();
this->string_ref_->clear ();
}
template <class ACE_CHAR_T, class TR>
int String_StreamBufferBase<ACE_CHAR_T, TR>::read_from_stream (char_type* buffer, std::streamsize length)
{
int n = 0;
if (this->string_ref_)
{
if ((this->rd_ptr_ + length) > this->string_ref_->length ())
{
length = this->string_ref_->length () - this->rd_ptr_;
}
ACE_OS::memmove (buffer, &(*this->string_ref_)[this->rd_ptr_], length * sizeof (char_type));
this->rd_ptr_ += length;
n = ACE_Utils::truncate_cast<int> (length);
}
return n;
}
template <class ACE_CHAR_T, class TR>
int String_StreamBufferBase<ACE_CHAR_T, TR>::write_to_stream (const char_type* buffer, std::streamsize length)
{
int n = 0;
if (this->string_ref_)
{
this->string_ref_->append (buffer, length);
n = ACE_Utils::truncate_cast<int> (length);
}
return n;
}
template <class ACE_CHAR_T, class TR>
String_IOSBase<ACE_CHAR_T, TR>::String_IOSBase (openmode mode)
: streambuf_ (mode)
{
ace_ios_init (&this->streambuf_);
}
template <class ACE_CHAR_T, class TR>
String_IOSBase<ACE_CHAR_T, TR>::String_IOSBase (string_type& string, openmode mode)
: streambuf_ (string, mode)
{
ace_ios_init (&this->streambuf_);
}
template <class ACE_CHAR_T, class TR>
String_IOSBase<ACE_CHAR_T, TR>::~String_IOSBase ()
{
this->close ();
}
template <class ACE_CHAR_T, class TR>
typename String_IOSBase<ACE_CHAR_T, TR>::buffer_type*
String_IOSBase<ACE_CHAR_T, TR>::rdbuf ()
{
return &this->streambuf_;
}
template <class ACE_CHAR_T, class TR>
void String_IOSBase<ACE_CHAR_T, TR>::close ()
{
this->streambuf_.close_string ();
}
template <class ACE_CHAR_T, class TR>
const typename String_IOSBase<ACE_CHAR_T, TR>::buffer_type&
String_IOSBase<ACE_CHAR_T, TR>::stream () const
{
return this->streambuf_;
}
template <class ACE_CHAR_T, class TR>
String_OStreamBase<ACE_CHAR_T, TR>::String_OStreamBase()
: String_IOSBase<ACE_CHAR_T, TR> (std::ios::out),
std::basic_ostream<ACE_CHAR_T, TR> (String_IOSBase<ACE_CHAR_T, TR>::rdbuf ())
{
}
template <class ACE_CHAR_T, class TR>
String_OStreamBase<ACE_CHAR_T, TR>::String_OStreamBase(string_type& string)
: String_IOSBase<ACE_CHAR_T, TR> (string, std::ios::out),
std::basic_ostream<ACE_CHAR_T, TR> (String_IOSBase<ACE_CHAR_T, TR>::rdbuf ())
{
}
template <class ACE_CHAR_T, class TR>
String_OStreamBase<ACE_CHAR_T, TR>::~String_OStreamBase()
{
}
template <class ACE_CHAR_T, class TR>
const typename String_OStreamBase<ACE_CHAR_T, TR>::string_type&
String_OStreamBase<ACE_CHAR_T, TR>::str () const
{
return this->stream ().str ();
}
template <class ACE_CHAR_T, class TR>
void String_OStreamBase<ACE_CHAR_T, TR>::clear ()
{
return this->rdbuf ()->clear_string ();
}
template <class ACE_CHAR_T, class TR>
String_IStreamBase<ACE_CHAR_T, TR>::String_IStreamBase()
: String_IOSBase<ACE_CHAR_T, TR> (std::ios::in),
std::basic_istream<ACE_CHAR_T, TR> (String_IOSBase<ACE_CHAR_T, TR>::rdbuf ())
{
}
template <class ACE_CHAR_T, class TR>
String_IStreamBase<ACE_CHAR_T, TR>::String_IStreamBase(const string_type& string)
: String_IOSBase<ACE_CHAR_T, TR> (const_cast<string_type&> (string),
std::ios::in),
std::basic_istream<ACE_CHAR_T, TR> (String_IOSBase<ACE_CHAR_T, TR>::rdbuf ())
{
}
template <class ACE_CHAR_T, class TR>
String_IStreamBase<ACE_CHAR_T, TR>::~String_IStreamBase()
{
}
template <class ACE_CHAR_T, class TR>
String_IStreamBase<ACE_CHAR_T, TR>&
String_IStreamBase<ACE_CHAR_T, TR>::rewind ()
{
this->rdbuf ()->pubseekpos (0, std::ios::in);
this->clear ();
return *this;
}
}
}
ACE_END_VERSIONED_NAMESPACE_DECL
#endif /* ACE_IOS_STRING_IOSTREAM_CPP */
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