1// -*- C++ -*- 2 3// Copyright (C) 2005, 2006, 2009 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 3, 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// Under Section 7 of GPL version 3, you are granted additional 17// permissions described in the GCC Runtime Library Exception, version 18// 3.1, as published by the Free Software Foundation. 19 20// You should have received a copy of the GNU General Public License and 21// a copy of the GCC Runtime Library Exception along with this program; 22// see the files COPYING3 and COPYING.RUNTIME respectively. If not, see 23// <http://www.gnu.org/licenses/>. 24 25// Copyright (C) 2004 Ami Tavory and Vladimir Dreizin, IBM-HRL. 26 27// Permission to use, copy, modify, sell, and distribute this software 28// is hereby granted without fee, provided that the above copyright 29// notice appears in all copies, and that both that copyright notice 30// and this permission notice appear in supporting documentation. None 31// of the above authors, nor IBM Haifa Research Laboratories, make any 32// representation about the suitability of this software for any 33// purpose. It is provided "as is" without express or implied 34// warranty. 35 36/** 37 * @file child_iterator.hpp 38 * Contains a iterator for a patricia tree. 39 */ 40 41struct iterator : public const_iterator 42{ 43public: 44 typedef std::forward_iterator_tag iterator_category; 45 typedef typename Allocator::difference_type difference_type; 46 typedef node_pointer value_type; 47 typedef node_pointer_pointer pointer; 48 typedef node_pointer_reference reference; 49 50 inline 51 iterator(node_pointer_pointer p_p_cur = NULL, 52 node_pointer_pointer p_p_end = NULL) 53 : const_iterator(p_p_cur, p_p_end) 54 { } 55 56 inline bool 57 operator==(const iterator& other) const 58 { return const_iterator::m_p_p_cur == other.m_p_p_cur; } 59 60 inline bool 61 operator!=(const iterator& other) const 62 { return const_iterator::m_p_p_cur != other.m_p_p_cur; } 63 64 inline iterator& 65 operator++() 66 { 67 const_iterator::operator++(); 68 return *this; 69 } 70 71 inline iterator 72 operator++(int) 73 { 74 iterator ret_it(*this); 75 operator++(); 76 return ret_it; 77 } 78 79 node_pointer_pointer 80 operator->() 81 { 82 _GLIBCXX_DEBUG_ONLY(const_iterator::assert_referencible();) 83 return const_iterator::m_p_p_cur; 84 } 85 86 node_pointer 87 operator*() 88 { 89 _GLIBCXX_DEBUG_ONLY(const_iterator::assert_referencible();) 90 return *const_iterator::m_p_p_cur; 91 } 92}; 93 94