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// -*- C++ -*-
// Copyright (C) 2005 Free Software Foundation, Inc.
//
// This file is part of the GNU ISO C++ Library. This library is free
// software; you can redistribute it and/or modify it under the
// terms of the GNU General Public License as published by the
// Free Software Foundation; either version 2, or (at your option)
// any later version.
// This library 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 General Public License for more details.
// You should have received a copy of the GNU General Public License along
// with this library; see the file COPYING. If not, write to the Free
// Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307,
// USA.
// As a special exception, you may use this file as part of a free software
// library without restriction. Specifically, if other files instantiate
// templates or use macros or inline functions from this file, or you compile
// this file and link it with other files to produce an executable, this
// file does not by itself cause the resulting executable to be covered by
// the GNU General Public License. This exception does not however
// invalidate any other reasons why the executable file might be covered by
// the GNU General Public License.
// Copyright (C) 2004 Ami Tavory and Vladimir Dreizin, IBM-HRL.
// Permission to use, copy, modify, sell, and distribute this software
// is hereby granted without fee, provided that the above copyright
// notice appears in all copies, and that both that copyright notice and
// this permission notice appear in supporting documentation. None of
// the above authors, nor IBM Haifa Research Laboratories, make any
// representation about the suitability of this software for any
// purpose. It is provided "as is" without express or implied warranty.
/**
* @file iterator.hpp
* Contains an iterator_ class used for ranging over the elements of the
* table.
*/
class iterator_ :
public const_iterator_
{
public:
typedef std::forward_iterator_tag iterator_category;
typedef typename Allocator::difference_type difference_type;
typedef mapped_value_type value_type;
typedef mapped_pointer pointer;
typedef const_mapped_pointer const_pointer;
typedef mapped_reference reference;
typedef const_mapped_reference const_reference;
public:
inline
iterator_()
: const_iterator_(NULL, PB_ASSOC_GEN_POS(), NULL)
{ }
inline
operator find_iterator_()
{
return (find_iterator_(
const_cast<pointer>(const_iterator_::m_p_value)));
}
inline
operator const find_iterator_() const
{
return (find_iterator_(
const_cast<pointer>(const_iterator_::m_p_value)));
}
inline pointer
operator->()
{
PB_ASSOC_DBG_ASSERT(my_base::m_p_value != NULL);
return (const_cast<pointer>(my_base::m_p_value));
}
inline reference
operator*()
{
PB_ASSOC_DBG_ASSERT(my_base::m_p_value != NULL);
return (*(operator->()));
}
inline iterator_&
operator++()
{
my_base::m_p_tbl->inc_it_state(my_base::m_p_value, my_base::m_pos);
return (*this);
}
inline iterator_
operator++(int)
{
iterator_ ret =* this;
my_base::m_p_tbl->inc_it_state(my_base::m_p_value, my_base::m_pos);
return (ret);
}
protected:
typedef const_iterator_ my_base;
protected:
/**
* Constructor used by the table to initiate the generalized
* pointer and position (e.g., this is called from within a find()
* of a table.
**/
inline
iterator_(pointer p_value, PB_ASSOC_GEN_POS pos, PB_ASSOC_CLASS_C_DEC* p_tbl) : const_iterator_(p_value, pos, p_tbl)
{ }
friend class PB_ASSOC_CLASS_C_DEC;
};
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