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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*************************************************************************
*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* Copyright 2000, 2010 Oracle and/or its affiliates.
*
* OpenOffice.org - a multi-platform office productivity suite
*
* This file is part of OpenOffice.org.
*
* OpenOffice.org is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License version 3
* only, as published by the Free Software Foundation.
*
* OpenOffice.org is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License version 3 for more details
* (a copy is included in the LICENSE file that accompanied this code).
*
* You should have received a copy of the GNU Lesser General Public License
* version 3 along with OpenOffice.org. If not, see
* <http://www.openoffice.org/license.html>
* for a copy of the LGPLv3 License.
*
************************************************************************/
#include <precomp.h>
#include <cosv/string.hxx>
// NOT FULLY DECLARED SERVICES
#include <string.h>
#include <cosv/comfunc.hxx>
namespace csv
{
inline const char *
str_from_StringOffset( const String & i_rStr,
str::size i_nOffset )
{
return i_nOffset < i_rStr.size()
? i_rStr.c_str() + i_nOffset
: "";
}
inline const char *
str_from_ptr( const char * i_str )
{
return valid_str(i_str);
}
//********************* String::S_Data **********************//
inline String::
S_Data::S_Data()
: nCount(1)
{
}
String::
S_Data::S_Data( const char * i_sData,
size_type i_nValidLength )
: aStr( str_from_ptr(i_sData),
(i_nValidLength != str::maxsize
? i_nValidLength
: strlen(i_sData)) ),
nCount(1)
{
}
String::
S_Data::~S_Data()
{
csv_assert( nCount == 0 );
}
const String::S_Data *
String::
S_Data::Acquire() const
{
#ifdef CSV_NO_MUTABLE
++ (const_cast< uintt& >(nCount));
#else
++nCount;
#endif
return this;
}
void
String::
S_Data::Release() const
{
#ifdef CSV_NO_MUTABLE
-- (const_cast< uintt& >(nCount));
#else
--nCount;
#endif
if (nCount == 0)
delete (const_cast< S_Data* >(this));
}
//************************** String **************************//
String::String()
: pd( String::Null_().pd->Acquire() )
{
}
String::String( const char * i_str )
: pd( new S_Data(i_str) )
{
}
String::String( const char * i_str,
size_type i_nLength )
: pd( new S_Data(i_str, i_nLength) )
{
}
String::String( const_iterator i_itBegin,
const_iterator i_itEnd )
: pd( new S_Data(i_itBegin, size_type(i_itEnd - i_itBegin)) )
{
}
String::String( const self & i_rStr )
: pd( i_rStr.pd->Acquire() )
{
}
String::~String()
{
pd->Release();
}
String &
String::operator=( const self & i_rStr )
{
i_rStr.pd->Acquire();
pd->Release();
pd = i_rStr.pd;
return *this;
}
String &
String::operator=( const char * i_str )
{
const S_Data *
pTemp = new S_Data(i_str);
pd->Release();
pd = pTemp;
return *this;
}
void
String::assign( const char * i_str,
size_type i_nLength )
{
const S_Data *
pTemp = new S_Data( i_str, i_nLength );
pd->Release();
pd = pTemp;
}
int
String::compare( const self & i_rStr ) const
{
return strcmp( c_str(), i_rStr.c_str() );
}
int
String::compare( const CharOrder_Table & i_rOrder,
const self & i_rStr ) const
{
return csv::compare( i_rOrder, c_str(), i_rStr.c_str() );
}
const String &
String::Null_()
{
// Must not use the default constructor! Because that one calls
// this function, which would create a circular dependency.
static const String aNull_("");
return aNull_;
}
const char &
String::Nulch_()
{
static const char cNull_ = '\0';
return cNull_;
}
int
compare( const String & i_s1,
csv::str::position i_nStartPosition1,
const char * i_s2,
csv::str::size i_nLength )
{
const char * pS1 = str_from_StringOffset( i_s1, i_nStartPosition1 );
if ( i_nLength != csv::str::maxsize )
return strncmp( pS1,
i_s2,
i_nLength );
else
return strcmp( pS1,
i_s2 );
}
int
compare( const CharOrder_Table & i_rOrder,
const char * i_s1,
const char * i_s2 )
{
const char * it1 = i_s1;
const char * it2 = i_s2;
for ( ; i_rOrder(*it1) == i_rOrder(*it2) AND *it1 != '\0'; ++it1, ++it2 )
{}
return int( i_rOrder(*it1) - i_rOrder(*it2) );
}
} // namespace csv
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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