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1 | // -*- C++ -*- |
2 | ||
748086b7 | 3 | // Copyright (C) 2005, 2006, 2009 Free Software Foundation, Inc. |
4569a895 AT |
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 | |
748086b7 | 8 | // Foundation; either version 3, or (at your option) any later |
4569a895 AT |
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 | ||
748086b7 JJ |
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. | |
4569a895 | 19 | |
748086b7 JJ |
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/>. | |
4569a895 AT |
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 tree_trace_base.hpp | |
38 | * Contains tree-related policies. | |
39 | */ | |
40 | ||
41 | #ifndef PB_DS_TREE_TRACE_BASE_HPP | |
42 | #define PB_DS_TREE_TRACE_BASE_HPP | |
43 | ||
44 | #ifdef PB_DS_TREE_TRACE | |
45 | ||
46 | #include <ext/pb_ds/detail/basic_tree_policy/basic_tree_policy_base.hpp> | |
47 | #include <ext/pb_ds/detail/basic_tree_policy/null_node_metadata.hpp> | |
48 | ||
5e11f978 | 49 | namespace __gnu_pbds |
4569a895 AT |
50 | { |
51 | ||
52 | namespace detail | |
53 | { | |
54 | ||
55 | #ifdef PB_DS_TREE_TRACE | |
56 | ||
57 | #define PB_DS_CLASS_T_DEC \ | |
58 | template< \ | |
59 | class Const_Node_Iterator, \ | |
60 | class Node_Iterator, \ | |
61 | class Cmp_Fn, \ | |
62 | bool Node_Based, \ | |
63 | class Allocator> | |
64 | ||
65 | #define PB_DS_CLASS_C_DEC \ | |
66 | tree_trace_base< \ | |
67 | Const_Node_Iterator, \ | |
68 | Node_Iterator, \ | |
69 | Cmp_Fn, \ | |
70 | Node_Based, \ | |
71 | Allocator> | |
72 | ||
73 | #define PB_DS_BASE_C_DEC \ | |
74 | basic_tree_policy_base< \ | |
75 | Const_Node_Iterator, \ | |
76 | Node_Iterator, \ | |
77 | Allocator> | |
78 | ||
79 | template<typename Const_Node_Iterator, | |
80 | class Node_Iterator, | |
81 | class Cmp_Fn, | |
82 | bool Node_Based, | |
83 | class Allocator> | |
84 | class tree_trace_base : private PB_DS_BASE_C_DEC | |
85 | { | |
86 | public: | |
87 | void | |
88 | trace() const; | |
89 | ||
90 | private: | |
91 | typedef PB_DS_BASE_C_DEC base_type; | |
92 | ||
93 | typedef Const_Node_Iterator const_node_iterator; | |
94 | ||
95 | typedef typename Allocator::size_type size_type; | |
96 | ||
97 | private: | |
98 | void | |
99 | trace_node(const_node_iterator nd_it, size_type level) const; | |
100 | ||
101 | virtual bool | |
102 | empty() const = 0; | |
103 | ||
104 | virtual const_node_iterator | |
105 | node_begin() const = 0; | |
106 | ||
107 | virtual const_node_iterator | |
108 | node_end() const = 0; | |
109 | ||
110 | static void | |
111 | print_node_pointer(Const_Node_Iterator nd_it, integral_constant<int,true>); | |
112 | ||
113 | static void | |
114 | print_node_pointer(Const_Node_Iterator nd_it, integral_constant<int,false>); | |
115 | ||
116 | template<typename Metadata_> | |
117 | static void | |
118 | trace_it_metadata(Const_Node_Iterator nd_it, type_to_type<Metadata_>); | |
119 | ||
120 | static void | |
121 | trace_it_metadata(Const_Node_Iterator, type_to_type<null_node_metadata>); | |
122 | }; | |
123 | ||
124 | PB_DS_CLASS_T_DEC | |
125 | void | |
126 | PB_DS_CLASS_C_DEC:: | |
127 | trace() const | |
128 | { | |
129 | if (empty()) | |
130 | return; | |
131 | ||
132 | trace_node(node_begin(), 0); | |
133 | } | |
134 | ||
135 | PB_DS_CLASS_T_DEC | |
136 | void | |
137 | PB_DS_CLASS_C_DEC:: | |
138 | trace_node(const_node_iterator nd_it, size_type level) const | |
139 | { | |
140 | if (nd_it.get_r_child() != node_end()) | |
141 | trace_node(nd_it.get_r_child(), level + 1); | |
142 | ||
143 | for (size_type i = 0; i < level; ++i) | |
144 | std::cerr << ' '; | |
145 | ||
146 | print_node_pointer(nd_it, integral_constant<int,Node_Based>()); | |
147 | std::cerr << base_type::extract_key(*(*nd_it)); | |
148 | ||
149 | typedef | |
150 | type_to_type< | |
151 | typename const_node_iterator::metadata_type> | |
152 | m_type_ind_t; | |
153 | ||
154 | trace_it_metadata(nd_it, m_type_ind_t()); | |
155 | ||
156 | std::cerr << std::endl; | |
157 | ||
158 | if (nd_it.get_l_child() != node_end()) | |
159 | trace_node(nd_it.get_l_child(), level + 1); | |
160 | } | |
161 | ||
162 | PB_DS_CLASS_T_DEC | |
163 | template<typename Metadata_> | |
164 | void | |
165 | PB_DS_CLASS_C_DEC:: | |
166 | trace_it_metadata(Const_Node_Iterator nd_it, type_to_type<Metadata_>) | |
167 | { | |
168 | std::cerr << " (" << | |
169 | static_cast<unsigned long>(nd_it.get_metadata()) << ") "; | |
170 | } | |
171 | ||
172 | PB_DS_CLASS_T_DEC | |
173 | void | |
174 | PB_DS_CLASS_C_DEC:: | |
175 | trace_it_metadata(Const_Node_Iterator, type_to_type<null_node_metadata>) | |
176 | { } | |
177 | ||
178 | PB_DS_CLASS_T_DEC | |
179 | void | |
180 | PB_DS_CLASS_C_DEC:: | |
181 | print_node_pointer(Const_Node_Iterator nd_it, integral_constant<int,true>) | |
182 | { | |
183 | std::cerr << nd_it.m_p_nd << " "; | |
184 | } | |
185 | ||
186 | PB_DS_CLASS_T_DEC | |
187 | void | |
188 | PB_DS_CLASS_C_DEC:: | |
189 | print_node_pointer(Const_Node_Iterator nd_it, integral_constant<int,false>) | |
190 | { | |
191 | std::cerr <<* nd_it << " "; | |
192 | } | |
193 | ||
194 | #undef PB_DS_CLASS_T_DEC | |
195 | ||
196 | #undef PB_DS_CLASS_C_DEC | |
197 | ||
198 | #undef PB_DS_BASE_C_DEC | |
199 | ||
200 | #endif // #ifdef PB_DS_TREE_TRACE | |
201 | ||
202 | } // namespace detail | |
203 | ||
5e11f978 | 204 | } // namespace __gnu_pbds |
4569a895 AT |
205 | |
206 | #endif // #ifdef PB_DS_TREE_TRACE | |
207 | ||
208 | #endif // #ifndef PB_DS_TREE_TRACE_BASE_HPP | |
209 |