1 // -*- C++ -*- 2 3 // Copyright (C) 2005, 2006 Free Software Foundation, Inc. 4 // 5 // This file is part of the GNU ISO C++ Library. This library is free 6 // software; you can redistribute it and/or modify it under the terms 7 // of the GNU General Public License as published by the Free Software 8 // Foundation; either version 2, or (at your option) any later 9 // version. 10 11 // This library is distributed in the hope that it will be useful, but 12 // WITHOUT ANY WARRANTY; without even the implied warranty of 13 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 14 // General Public License for more details. 15 16 // You should have received a copy of the GNU General Public License 17 // along with this library; see the file COPYING. If not, write to 18 // the Free Software Foundation, 59 Temple Place - Suite 330, Boston, 19 // MA 02111-1307, USA. 20 21 // As a special exception, you may use this file as part of a free 22 // software library without restriction. Specifically, if other files 23 // instantiate templates or use macros or inline functions from this 24 // file, or you compile this file and link it with other files to 25 // produce an executable, this file does not by itself cause the 26 // resulting executable to be covered by the GNU General Public 27 // License. This exception does not however invalidate any other 28 // reasons why the executable file might be covered by the GNU General 29 // Public License. 30 31 // Copyright (C) 2004 Ami Tavory and Vladimir Dreizin, IBM-HRL. 32 33 // Permission to use, copy, modify, sell, and distribute this software 34 // is hereby granted without fee, provided that the above copyright 35 // notice appears in all copies, and that both that copyright notice 36 // and this permission notice appear in supporting documentation. None 37 // of the above authors, nor IBM Haifa Research Laboratories, make any 38 // representation about the suitability of this software for any 39 // purpose. It is provided "as is" without express or implied 40 // warranty. 41 42 /** 43 * @file child_iterator.hpp 44 * Contains a iterator for a patricia tree. 45 */ 46 47 struct iterator : public const_iterator 48 { 49 public: 50 typedef std::forward_iterator_tag iterator_category; 51 typedef typename Allocator::difference_type difference_type; 52 typedef node_pointer value_type; 53 typedef node_pointer_pointer pointer; 54 typedef node_pointer_reference reference; 55 56 inline iteratoriterator57 iterator(node_pointer_pointer p_p_cur = NULL, 58 node_pointer_pointer p_p_end = NULL) 59 : const_iterator(p_p_cur, p_p_end) 60 { } 61 62 inline bool operator ==iterator63 operator==(const iterator& other) const 64 { return const_iterator::m_p_p_cur == other.m_p_p_cur; } 65 66 inline bool operator !=iterator67 operator!=(const iterator& other) const 68 { return const_iterator::m_p_p_cur != other.m_p_p_cur; } 69 70 inline iterator& operator ++iterator71 operator++() 72 { 73 const_iterator::operator++(); 74 return *this; 75 } 76 77 inline iterator operator ++iterator78 operator++(int) 79 { 80 iterator ret_it(*this); 81 operator++(); 82 return ret_it; 83 } 84 85 node_pointer_pointer operator ->iterator86 operator->() 87 { 88 _GLIBCXX_DEBUG_ONLY(const_iterator::assert_referencible();) 89 return const_iterator::m_p_p_cur; 90 } 91 92 node_pointer operator *iterator93 operator*() 94 { 95 _GLIBCXX_DEBUG_ONLY(const_iterator::assert_referencible();) 96 return *const_iterator::m_p_p_cur; 97 } 98 }; 99 100