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// -*- C++ -*-

// Copyright (C) 2005, 2006, 2009, 2010 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 3, 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.

// Under Section 7 of GPL version 3, you are granted additional

// permissions described in the GCC Runtime Library Exception, version

// 3.1, as published by the Free Software Foundation.

// You should have received a copy of the GNU General Public License and

// a copy of the GCC Runtime Library Exception along with this program;

// see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see

// <http://www.gnu.org/licenses/>.

// 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 pat_trie_/iterators_fn_imps.hpp

 * Contains an implementation class for pat_trie.

 */

PB_DS_CLASS_T_DEC

inline typename PB_DS_CLASS_C_DEC::iterator

PB_DS_CLASS_C_DEC::

begin()

{ return iterator(m_p_head->m_p_min); }

PB_DS_CLASS_T_DEC

inline typename PB_DS_CLASS_C_DEC::const_iterator

PB_DS_CLASS_C_DEC::

begin() const

{ return const_iterator(m_p_head->m_p_min); }

PB_DS_CLASS_T_DEC

inline typename PB_DS_CLASS_C_DEC::iterator

PB_DS_CLASS_C_DEC::

end()

{ return iterator(m_p_head); }

PB_DS_CLASS_T_DEC

inline typename PB_DS_CLASS_C_DEC::const_iterator

PB_DS_CLASS_C_DEC::

end() const

{ return const_iterator(m_p_head); }

PB_DS_CLASS_T_DEC

inline typename PB_DS_CLASS_C_DEC::const_reverse_iterator

PB_DS_CLASS_C_DEC::

rbegin() const

{

  if (empty())

    return rend();

  return --end();

}

PB_DS_CLASS_T_DEC

inline typename PB_DS_CLASS_C_DEC::reverse_iterator

PB_DS_CLASS_C_DEC::

rbegin()

{

  if (empty())

    return rend();

  return --end();

}

PB_DS_CLASS_T_DEC

inline typename PB_DS_CLASS_C_DEC::reverse_iterator

PB_DS_CLASS_C_DEC::

rend()

{ return reverse_iterator(m_p_head); }

PB_DS_CLASS_T_DEC

inline typename PB_DS_CLASS_C_DEC::const_reverse_iterator

PB_DS_CLASS_C_DEC::

rend() const

{ return const_reverse_iterator(m_p_head); }

PB_DS_CLASS_T_DEC

inline typename PB_DS_CLASS_C_DEC::node_const_iterator

PB_DS_CLASS_C_DEC::

node_begin() const

{ return node_const_iterator(m_p_head->m_p_parent, this); }

PB_DS_CLASS_T_DEC

inline typename PB_DS_CLASS_C_DEC::node_iterator

PB_DS_CLASS_C_DEC::

node_begin()

{ return node_iterator(m_p_head->m_p_parent, this); }

PB_DS_CLASS_T_DEC

inline typename PB_DS_CLASS_C_DEC::node_const_iterator

PB_DS_CLASS_C_DEC::

node_end() const

{ return node_const_iterator(0, this); }

PB_DS_CLASS_T_DEC

inline typename PB_DS_CLASS_C_DEC::node_iterator

PB_DS_CLASS_C_DEC::

node_end()

{ return node_iterator(0, this); }