Mercurial > octave-nkf
annotate src/ov-class.cc @ 9881:b3089dba88bf
Remove HDF5 cruft for older versions of HDF5
author | Kacper Kowalik |
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date | Sat, 28 Nov 2009 14:00:56 +0100 |
parents | 384616240a8f |
children | ac69e6f4b33d |
rev | line source |
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7338 | 1 /* |
2 | |
8920 | 3 Copyright (C) 2007, 2008, 2009 John W. Eaton |
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4 Copyright (C) 2009 VZLU Prague |
7338 | 5 |
6 This file is part of Octave. | |
7 | |
8 Octave is free software; you can redistribute it and/or modify it | |
9 under the terms of the GNU General Public License as published by the | |
7444 | 10 Free Software Foundation; either version 3 of the License, or (at your |
11 option) any later version. | |
7338 | 12 |
13 Octave is distributed in the hope that it will be useful, but WITHOUT | |
14 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
15 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |
16 for more details. | |
17 | |
18 You should have received a copy of the GNU General Public License | |
7444 | 19 along with Octave; see the file COPYING. If not, see |
20 <http://www.gnu.org/licenses/>. | |
7338 | 21 |
22 */ | |
23 | |
24 #ifdef HAVE_CONFIG_H | |
25 #include <config.h> | |
26 #endif | |
27 | |
28 #include <iostream> | |
29 | |
30 #include "Array-util.h" | |
31 #include "byte-swap.h" | |
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32 #include "oct-locbuf.h" |
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33 #include "lo-mappers.h" |
7338 | 34 |
35 #include "Cell.h" | |
36 #include "defun.h" | |
37 #include "error.h" | |
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38 #include "file-ops.h" |
7338 | 39 #include "gripes.h" |
40 #include "load-path.h" | |
41 #include "ls-hdf5.h" | |
42 #include "ls-oct-ascii.h" | |
43 #include "ls-oct-binary.h" | |
44 #include "ls-utils.h" | |
45 #include "oct-lvalue.h" | |
46 #include "ov-class.h" | |
47 #include "ov-fcn.h" | |
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48 #include "ov-usr-fcn.h" |
7338 | 49 #include "pager.h" |
50 #include "parse.h" | |
51 #include "pr-output.h" | |
52 #include "toplev.h" | |
53 #include "unwind-prot.h" | |
54 #include "variables.h" | |
55 | |
56 DEFINE_OCTAVE_ALLOCATOR(octave_class); | |
57 | |
58 int octave_class::t_id (-1); | |
59 | |
60 const std::string octave_class::t_name ("class"); | |
61 | |
62 void | |
63 octave_class::register_type (void) | |
64 { | |
65 t_id = octave_value_typeinfo::register_type | |
66 (octave_class::t_name, "<unknown>", octave_value (new octave_class ())); | |
67 } | |
68 | |
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69 octave_class::octave_class (const Octave_map& m, const std::string& id, |
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70 const octave_value_list& parents) |
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71 : octave_base_value (), map (m), c_name (id), obsolete_copies (0) |
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72 { |
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73 octave_idx_type n = parents.length (); |
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74 |
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75 for (octave_idx_type idx = 0; idx < n; idx++) |
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76 { |
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77 octave_value parent = parents(idx); |
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78 |
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79 if (! parent.is_object ()) |
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80 error ("parents must be objects"); |
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81 else |
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82 { |
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83 std::string cnm = parent.class_name (); |
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84 |
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85 if (find_parent_class (cnm)) |
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86 error ("duplicate class in parent tree"); |
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87 else |
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88 { |
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89 parent_list.push_back (cnm); |
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90 |
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91 map.assign (cnm, parent); |
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92 } |
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93 } |
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94 } |
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95 |
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96 if (! error_state) |
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97 symbol_table::add_to_parent_map (id, parent_list); |
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98 } |
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99 |
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100 octave_base_value * |
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101 octave_class::unique_clone (void) |
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102 { |
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103 if (count == obsolete_copies) |
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104 { |
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105 // All remaining copies are obsolete. We don't actually need to clone. |
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106 count++; |
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107 return this; |
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108 } |
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109 else |
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110 { |
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111 // In theory, this shouldn't be happening, but it's here just in case. |
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112 if (count < obsolete_copies) |
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113 obsolete_copies = 0; |
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114 |
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115 return clone (); |
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116 } |
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117 } |
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118 |
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119 static std::string |
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120 get_current_method_class (void) |
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121 { |
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122 std::string retval; |
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123 |
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124 octave_function *fcn = octave_call_stack::current (); |
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125 |
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126 if (fcn->is_class_method () || fcn->is_class_constructor ()) |
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127 retval = fcn->dispatch_class (); |
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128 |
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129 return retval; |
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130 } |
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131 |
7338 | 132 static void |
133 gripe_invalid_index (void) | |
134 { | |
135 error ("invalid index for class"); | |
136 } | |
137 | |
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138 static void |
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139 gripe_invalid_index_for_assignment (void) |
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140 { |
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141 error ("invalid index for class assignment"); |
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142 } |
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143 |
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144 static void |
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145 gripe_invalid_index_type (const std::string& nm, char t) |
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146 { |
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147 error ("%s cannot be indexed with %c", nm.c_str (), t); |
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148 } |
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149 |
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150 static void |
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151 gripe_failed_assignment (void) |
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152 { |
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153 error ("assignment to class element failed"); |
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154 } |
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155 |
7338 | 156 static inline octave_value_list |
157 sanitize (const octave_value_list& ovl) | |
158 { | |
159 octave_value_list retval = ovl; | |
160 | |
161 for (octave_idx_type i = 0; i < ovl.length (); i++) | |
162 { | |
163 if (retval(i).is_magic_colon ()) | |
164 retval(i) = ":"; | |
165 } | |
166 | |
167 return retval; | |
168 } | |
169 | |
170 static inline octave_value | |
171 make_idx_args (const std::string& type, | |
172 const std::list<octave_value_list>& idx, | |
173 const std::string& who) | |
174 { | |
175 octave_value retval; | |
176 | |
177 size_t len = type.length (); | |
178 | |
179 if (len == idx.size ()) | |
180 { | |
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181 Cell type_field (1, len); |
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182 Cell subs_field (1, len); |
7338 | 183 |
184 std::list<octave_value_list>::const_iterator p = idx.begin (); | |
185 | |
186 for (size_t i = 0; i < len; i++) | |
187 { | |
188 char t = type[i]; | |
189 | |
190 switch (t) | |
191 { | |
192 case '(': | |
193 type_field(i) = "()"; | |
194 subs_field(i) = Cell (sanitize (*p++)); | |
195 break; | |
196 | |
197 case '{': | |
198 type_field(i) = "{}"; | |
199 subs_field(i) = Cell (sanitize (*p++)); | |
200 break; | |
201 | |
202 case '.': | |
203 { | |
204 type_field(i) = "."; | |
205 | |
206 octave_value_list vlist = *p++; | |
207 | |
208 if (vlist.length () == 1) | |
209 { | |
210 octave_value val = vlist(0); | |
211 | |
212 if (val.is_string ()) | |
213 subs_field(i) = val; | |
214 else | |
215 { | |
216 error ("expecting character string argument for `.' index"); | |
217 return retval; | |
218 } | |
219 } | |
220 else | |
221 { | |
222 error ("expecting single argument for `.' index"); | |
223 return retval; | |
224 } | |
225 } | |
226 break; | |
227 | |
228 default: | |
229 panic_impossible (); | |
230 break; | |
231 } | |
232 } | |
233 | |
234 Octave_map m; | |
235 | |
236 m.assign ("type", type_field); | |
237 m.assign ("subs", subs_field); | |
238 | |
239 retval = m; | |
240 } | |
241 else | |
242 error ("invalid index for %s", who.c_str ()); | |
243 | |
244 return retval; | |
245 } | |
246 | |
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247 Cell |
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248 octave_class::dotref (const octave_value_list& idx) |
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249 { |
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250 Cell retval; |
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251 |
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252 assert (idx.length () == 1); |
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253 |
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254 std::string method_class = get_current_method_class (); |
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255 |
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256 // Find the class in which this method resides before attempting to access |
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257 // the requested field. |
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258 |
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259 octave_base_value *obvp |
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260 = method_class.empty () ? 0 : find_parent_class (method_class); |
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261 |
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262 Octave_map my_map; |
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263 |
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264 my_map = obvp ? obvp->map_value () : map; |
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265 |
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266 std::string nm = idx(0).string_value (); |
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267 |
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268 if (! error_state) |
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269 { |
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270 Octave_map::const_iterator p = my_map.seek (nm); |
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271 |
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272 if (p != my_map.end ()) |
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273 retval = my_map.contents (p); |
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274 else |
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275 error ("class has no member `%s'", nm.c_str ()); |
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276 } |
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277 else |
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278 gripe_invalid_index (); |
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279 |
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280 return retval; |
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281 } |
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282 |
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283 static bool |
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284 called_from_builtin (void) |
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285 { |
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286 octave_function *fcn = octave_call_stack::caller (); |
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287 |
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288 // FIXME -- we probably need a better check here, or some other |
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289 // mechanism to avoid overloaded functions when builtin is used. |
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290 // For example, what if someone overloads the builtin function? |
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291 // Also, are there other places where using builtin is not properly |
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292 // avoiding dispatch? |
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293 |
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294 return (fcn && fcn->name () == "builtin"); |
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295 } |
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296 |
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297 Matrix |
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298 octave_class::size (void) |
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299 { |
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300 if (in_class_method () || called_from_builtin ()) |
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301 return octave_base_value::size (); |
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302 |
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303 Matrix retval (1, 2, 1.0); |
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304 octave_value meth = symbol_table::find_method ("size", class_name ()); |
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305 |
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306 if (meth.is_defined ()) |
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307 { |
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308 count++; |
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309 octave_value_list args (1, octave_value (this)); |
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310 |
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311 octave_value_list lv = feval (meth.function_value (), args, 1); |
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312 if (lv.length () > 0 && lv(0).is_matrix_type () && lv(0).dims ().is_vector ()) |
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313 retval = lv(0).matrix_value (); |
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314 else |
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315 error ("@%s/size: invalid return value", class_name ().c_str ()); |
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316 } |
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317 |
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318 return retval; |
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319 } |
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320 |
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321 octave_idx_type |
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322 octave_class::numel (const octave_value_list& idx) |
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323 { |
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324 if (in_class_method () || called_from_builtin ()) |
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325 return octave_base_value::numel (idx); |
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326 |
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327 octave_idx_type retval = -1; |
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328 const std::string cn = class_name (); |
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329 |
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330 octave_value meth = symbol_table::find_method ("numel", cn); |
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331 |
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332 if (meth.is_defined ()) |
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333 { |
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334 octave_value_list args (idx.length () + 1, octave_value ()); |
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335 |
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336 count++; |
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337 args(0) = octave_value (this); |
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338 |
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339 for (octave_idx_type i = 0; i < idx.length (); i++) |
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340 args(i+1) = idx(i); |
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341 |
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342 octave_value_list lv = feval (meth.function_value (), args, 1); |
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343 if (lv.length () == 1 && lv(0).is_scalar_type ()) |
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344 retval = lv(0).idx_type_value (true); |
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345 else |
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346 error ("@%s/numel: invalid return value", cn.c_str ()); |
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347 } |
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348 else |
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349 { |
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350 // If method is not found, calculate using size (). |
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351 const Matrix mdv = size (); |
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352 octave_idx_type nmdv = mdv.numel (); |
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353 dim_vector dv; dv.resize (std::max (nmdv, 2)); |
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354 for (octave_idx_type i = 0; i < nmdv && !error_state; i++) |
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355 { |
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356 if (mdv(i) == xround (mdv(i)) && xfinite (mdv(i)) && mdv(i) >= 0) |
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357 dv(i) = mdv(i); |
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358 else |
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359 error ("@%s/numel: expected nonnegative integers from @%s/size", |
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360 cn.c_str (), cn.c_str ()); |
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361 } |
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362 |
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363 if (! error_state) |
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364 { |
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365 octave_idx_type len = idx.length (); |
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366 if (len == 0) |
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367 retval = dv.numel (); |
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368 else |
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369 { |
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370 dv = dv.redim (len); |
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371 retval = 1; |
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372 for (octave_idx_type i = 0; i < len; i++) |
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373 { |
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374 if (idx(i).is_magic_colon ()) |
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375 retval *= dv(i); |
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376 else |
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377 retval *= idx(i).numel (); |
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378 } |
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379 } |
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380 } |
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381 |
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382 } |
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383 |
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384 return retval; |
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385 } |
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386 |
7338 | 387 octave_value_list |
388 octave_class::subsref (const std::string& type, | |
389 const std::list<octave_value_list>& idx, | |
390 int nargout) | |
391 { | |
392 octave_value_list retval; | |
393 | |
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394 if (in_class_method () || called_from_builtin ()) |
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395 { |
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396 // FIXME -- this block of code is the same as the body of |
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397 // octave_struct::subsref. Maybe it could be shared instead of |
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398 // duplicated. |
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399 |
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400 int skip = 1; |
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401 |
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402 switch (type[0]) |
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403 { |
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404 case '(': |
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405 { |
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406 if (type.length () > 1 && type[1] == '.') |
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407 { |
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408 std::list<octave_value_list>::const_iterator p = idx.begin (); |
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409 octave_value_list key_idx = *++p; |
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410 |
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411 Cell tmp = dotref (key_idx); |
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412 |
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413 if (! error_state) |
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414 { |
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415 Cell t = tmp.index (idx.front ()); |
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416 |
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417 retval(0) = (t.length () == 1) ? t(0) : octave_value (t, true); |
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418 |
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419 // We handled two index elements, so tell |
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420 // next_subsref to skip both of them. |
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421 |
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422 skip++; |
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423 } |
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424 } |
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425 else |
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426 retval(0) = octave_value (map.index (idx.front ()), |
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427 class_name ()); |
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428 } |
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429 break; |
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430 |
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431 case '.': |
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432 { |
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433 if (map.numel() > 0) |
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434 { |
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435 Cell t = dotref (idx.front ()); |
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436 |
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437 retval(0) = (t.length () == 1) ? t(0) : octave_value (t, true); |
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438 } |
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439 } |
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440 break; |
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441 |
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442 case '{': |
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443 gripe_invalid_index_type (type_name (), type[0]); |
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444 break; |
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445 |
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446 default: |
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447 panic_impossible (); |
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448 } |
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449 |
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450 // FIXME -- perhaps there should be an |
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451 // octave_value_list::next_subsref member function? See also |
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452 // octave_user_function::subsref. |
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453 |
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454 if (idx.size () > 1) |
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455 retval = retval(0).next_subsref (nargout, type, idx, skip); |
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456 } |
7338 | 457 else |
458 { | |
459 octave_value meth = symbol_table::find_method ("subsref", class_name ()); | |
460 | |
461 if (meth.is_defined ()) | |
462 { | |
463 octave_value_list args; | |
464 | |
465 args(1) = make_idx_args (type, idx, "subsref"); | |
466 | |
467 if (error_state) | |
468 return octave_value_list (); | |
469 | |
470 count++; | |
471 args(0) = octave_value (this); | |
472 | |
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473 // FIXME: for Matlab compatibility, let us attempt to set up a proper |
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474 // value for nargout at least in the simple case where the |
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475 // cs-list-type expression - i.e., {} or ().x, is the leading one. |
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476 // Note that Octave does not actually need this, since it will |
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477 // be able to properly react to varargout a posteriori. |
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478 bool maybe_cs_list_query = (type[0] == '.' || type[0] == '{' |
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479 || (type.length () > 1 && type[0] == '(' |
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480 && type[1] == '.')); |
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481 |
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482 int true_nargout = nargout; |
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483 |
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484 if (maybe_cs_list_query) |
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485 { |
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486 // Set up a proper nargout for the subsref call by calling numel. |
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487 octave_value_list tmp; |
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488 if (type[0] != '.') tmp = idx.front (); |
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489 true_nargout = numel (tmp); |
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490 } |
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491 |
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492 retval = feval (meth.function_value (), args, true_nargout); |
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493 |
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494 // Since we're handling subsref, return the list in the first value |
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495 // if it has more than one element, to be able to pass through |
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496 // rvalue1 calls. |
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497 if (retval.length () > 1) |
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498 retval = octave_value (retval, true); |
7338 | 499 } |
500 else | |
501 { | |
502 if (type.length () == 1 && type[0] == '(') | |
503 retval(0) = octave_value (map.index (idx.front ()), class_name ()); | |
504 else | |
505 gripe_invalid_index (); | |
506 } | |
507 } | |
508 | |
509 return retval; | |
510 } | |
511 | |
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512 octave_value |
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513 octave_class::numeric_conv (const Cell& val, const std::string& type) |
7338 | 514 { |
515 octave_value retval; | |
516 | |
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517 if (val.length () == 1) |
7338 | 518 { |
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519 retval = val(0); |
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520 |
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521 if (type.length () > 0 && type[0] == '.' && ! retval.is_map ()) |
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522 retval = Octave_map (); |
7338 | 523 } |
524 else | |
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525 gripe_invalid_index_for_assignment (); |
7338 | 526 |
527 return retval; | |
528 } | |
529 | |
530 octave_value | |
531 octave_class::subsasgn (const std::string& type, | |
532 const std::list<octave_value_list>& idx, | |
533 const octave_value& rhs) | |
534 { | |
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535 octave_value retval; |
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536 |
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537 if (! (in_class_method () || called_from_builtin ())) |
7338 | 538 { |
539 octave_value meth = symbol_table::find_method ("subsasgn", class_name ()); | |
540 | |
541 if (meth.is_defined ()) | |
542 { | |
543 octave_value_list args; | |
544 | |
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545 if (rhs.is_cs_list ()) |
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546 { |
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547 octave_value_list lrhs = rhs.list_value (); |
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548 args.resize (2 + lrhs.length ()); |
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549 for (octave_idx_type i = 0; i < lrhs.length (); i++) |
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550 args(2+i) = lrhs(i); |
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551 } |
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552 else |
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553 args(2) = rhs; |
7338 | 554 |
555 args(1) = make_idx_args (type, idx, "subsasgn"); | |
556 | |
557 if (error_state) | |
558 return octave_value_list (); | |
559 | |
560 count++; | |
561 args(0) = octave_value (this); | |
562 | |
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563 // Now comes the magic. Count copies with me: |
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564 // 1. myself (obsolete) |
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565 // 2. the copy inside args (obsolete) |
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566 // 3. the copy in method's symbol table (working) |
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567 // ... possibly more (not obsolete). |
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568 // |
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569 // So we mark 2 copies as obsolete and hold our fingers crossed. |
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570 // But prior to doing that, check whether the routine is amenable |
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571 // to the optimization. |
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572 // It is essential that the handling function doesn't store extra |
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573 // copies anywhere. If it does, things will not break but the |
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574 // optimization won't work. |
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575 |
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576 octave_value_list tmp; |
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577 |
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578 if (obsolete_copies == 0 && meth.is_user_function () |
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579 && meth.user_function_value ()->subsasgn_optimization_ok ()) |
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580 { |
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581 unwind_protect::protect_var (obsolete_copies); |
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582 obsolete_copies = 2; |
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583 |
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584 tmp = feval (meth.function_value (), args); |
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585 |
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586 unwind_protect::run (); |
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587 } |
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588 else |
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589 tmp = feval (meth.function_value (), args); |
7338 | 590 |
591 // FIXME -- should the subsasgn method be able to return | |
592 // more than one value? | |
593 | |
594 if (tmp.length () > 1) | |
595 error ("expecting single return value from @%s/subsasgn", | |
596 class_name().c_str ()); | |
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597 |
7338 | 598 else |
599 retval = tmp(0); | |
600 | |
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601 return retval; |
7338 | 602 } |
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603 } |
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604 |
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605 // FIXME -- this block of code is the same as the body of |
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606 // octave_struct::subsasgn. Maybe it could be shared instead of |
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607 // duplicated. |
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608 |
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609 int n = type.length (); |
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610 |
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611 octave_value t_rhs = rhs; |
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612 |
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613 if (n > 1 && ! (type.length () == 2 && type[0] == '(' && type[1] == '.')) |
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614 { |
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615 switch (type[0]) |
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616 { |
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617 case '(': |
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618 { |
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619 if (type.length () > 1 && type[1] == '.') |
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620 { |
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621 std::list<octave_value_list>::const_iterator p = idx.begin (); |
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622 octave_value_list t_idx = *p; |
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623 |
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624 octave_value_list key_idx = *++p; |
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625 |
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626 assert (key_idx.length () == 1); |
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627 |
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628 std::string key = key_idx(0).string_value (); |
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629 |
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630 if (! error_state) |
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631 { |
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632 octave_value u; |
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633 |
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634 if (! map.contains (key)) |
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635 u = octave_value::empty_conv (type.substr (2), rhs); |
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636 else |
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637 { |
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638 Cell map_val = map.contents (key); |
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639 |
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640 Cell map_elt = map_val.index (idx.front (), true); |
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641 |
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642 u = numeric_conv (map_elt, type.substr (2)); |
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643 } |
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644 |
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645 if (! error_state) |
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646 { |
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647 std::list<octave_value_list> next_idx (idx); |
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648 |
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649 // We handled two index elements, so subsasgn to |
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650 // needs to skip both of them. |
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651 |
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652 next_idx.erase (next_idx.begin ()); |
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653 next_idx.erase (next_idx.begin ()); |
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654 |
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655 u.make_unique (); |
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656 |
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657 t_rhs = u.subsasgn (type.substr (2), next_idx, rhs); |
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658 } |
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659 } |
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660 else |
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661 gripe_invalid_index_for_assignment (); |
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662 } |
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663 else |
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664 gripe_invalid_index_for_assignment (); |
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665 } |
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666 break; |
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667 |
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668 case '.': |
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669 { |
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670 octave_value_list key_idx = idx.front (); |
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671 |
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672 assert (key_idx.length () == 1); |
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673 |
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674 std::string key = key_idx(0).string_value (); |
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675 |
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676 std::list<octave_value_list> next_idx (idx); |
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677 |
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parents:
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diff
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|
678 next_idx.erase (next_idx.begin ()); |
8e5009334661
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parents:
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diff
changeset
|
679 |
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diff
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|
680 std::string next_type = type.substr (1); |
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parents:
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diff
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|
681 |
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|
682 Cell tmpc (1, 1); |
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partially revert e79470be3ecb
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parents:
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|
683 Octave_map::iterator pkey = map.seek (key); |
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parents:
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|
684 if (pkey != map.end ()) |
8e5009334661
partially revert e79470be3ecb
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parents:
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|
685 { |
8e5009334661
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parents:
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|
686 pkey->second.make_unique (); |
8e5009334661
partially revert e79470be3ecb
Jaroslav Hajek <highegg@gmail.com>
parents:
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|
687 tmpc = pkey->second; |
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parents:
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changeset
|
688 } |
8e5009334661
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parents:
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diff
changeset
|
689 |
8e5009334661
partially revert e79470be3ecb
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parents:
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diff
changeset
|
690 // FIXME: better code reuse? |
8e5009334661
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Jaroslav Hajek <highegg@gmail.com>
parents:
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diff
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691 if (! error_state) |
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parents:
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diff
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|
692 { |
8e5009334661
partially revert e79470be3ecb
Jaroslav Hajek <highegg@gmail.com>
parents:
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diff
changeset
|
693 if (tmpc.numel () == 1) |
8e5009334661
partially revert e79470be3ecb
Jaroslav Hajek <highegg@gmail.com>
parents:
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|
694 { |
8e5009334661
partially revert e79470be3ecb
Jaroslav Hajek <highegg@gmail.com>
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|
695 octave_value& tmp = tmpc(0); |
8e5009334661
partially revert e79470be3ecb
Jaroslav Hajek <highegg@gmail.com>
parents:
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diff
changeset
|
696 |
8e5009334661
partially revert e79470be3ecb
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parents:
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diff
changeset
|
697 if (! tmp.is_defined () || tmp.is_zero_by_zero ()) |
8e5009334661
partially revert e79470be3ecb
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parents:
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diff
changeset
|
698 { |
8e5009334661
partially revert e79470be3ecb
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parents:
9522
diff
changeset
|
699 tmp = octave_value::empty_conv (next_type, rhs); |
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partially revert e79470be3ecb
Jaroslav Hajek <highegg@gmail.com>
parents:
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|
700 tmp.make_unique (); // probably a no-op. |
8e5009334661
partially revert e79470be3ecb
Jaroslav Hajek <highegg@gmail.com>
parents:
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|
701 } |
8e5009334661
partially revert e79470be3ecb
Jaroslav Hajek <highegg@gmail.com>
parents:
9522
diff
changeset
|
702 else |
8e5009334661
partially revert e79470be3ecb
Jaroslav Hajek <highegg@gmail.com>
parents:
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diff
changeset
|
703 // optimization: ignore the copy still stored inside our map. |
8e5009334661
partially revert e79470be3ecb
Jaroslav Hajek <highegg@gmail.com>
parents:
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diff
changeset
|
704 tmp.make_unique (1); |
8e5009334661
partially revert e79470be3ecb
Jaroslav Hajek <highegg@gmail.com>
parents:
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diff
changeset
|
705 |
8e5009334661
partially revert e79470be3ecb
Jaroslav Hajek <highegg@gmail.com>
parents:
9522
diff
changeset
|
706 if (! error_state) |
8e5009334661
partially revert e79470be3ecb
Jaroslav Hajek <highegg@gmail.com>
parents:
9522
diff
changeset
|
707 t_rhs = tmp.subsasgn (next_type, next_idx, rhs); |
8e5009334661
partially revert e79470be3ecb
Jaroslav Hajek <highegg@gmail.com>
parents:
9522
diff
changeset
|
708 } |
8e5009334661
partially revert e79470be3ecb
Jaroslav Hajek <highegg@gmail.com>
parents:
9522
diff
changeset
|
709 else |
8e5009334661
partially revert e79470be3ecb
Jaroslav Hajek <highegg@gmail.com>
parents:
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diff
changeset
|
710 gripe_indexed_cs_list (); |
8e5009334661
partially revert e79470be3ecb
Jaroslav Hajek <highegg@gmail.com>
parents:
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diff
changeset
|
711 } |
8e5009334661
partially revert e79470be3ecb
Jaroslav Hajek <highegg@gmail.com>
parents:
9522
diff
changeset
|
712 } |
8e5009334661
partially revert e79470be3ecb
Jaroslav Hajek <highegg@gmail.com>
parents:
9522
diff
changeset
|
713 break; |
8e5009334661
partially revert e79470be3ecb
Jaroslav Hajek <highegg@gmail.com>
parents:
9522
diff
changeset
|
714 |
8e5009334661
partially revert e79470be3ecb
Jaroslav Hajek <highegg@gmail.com>
parents:
9522
diff
changeset
|
715 case '{': |
8e5009334661
partially revert e79470be3ecb
Jaroslav Hajek <highegg@gmail.com>
parents:
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diff
changeset
|
716 gripe_invalid_index_type (type_name (), type[0]); |
8e5009334661
partially revert e79470be3ecb
Jaroslav Hajek <highegg@gmail.com>
parents:
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diff
changeset
|
717 break; |
8e5009334661
partially revert e79470be3ecb
Jaroslav Hajek <highegg@gmail.com>
parents:
9522
diff
changeset
|
718 |
8e5009334661
partially revert e79470be3ecb
Jaroslav Hajek <highegg@gmail.com>
parents:
9522
diff
changeset
|
719 default: |
8e5009334661
partially revert e79470be3ecb
Jaroslav Hajek <highegg@gmail.com>
parents:
9522
diff
changeset
|
720 panic_impossible (); |
8e5009334661
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Jaroslav Hajek <highegg@gmail.com>
parents:
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diff
changeset
|
721 } |
8e5009334661
partially revert e79470be3ecb
Jaroslav Hajek <highegg@gmail.com>
parents:
9522
diff
changeset
|
722 } |
8e5009334661
partially revert e79470be3ecb
Jaroslav Hajek <highegg@gmail.com>
parents:
9522
diff
changeset
|
723 |
8e5009334661
partially revert e79470be3ecb
Jaroslav Hajek <highegg@gmail.com>
parents:
9522
diff
changeset
|
724 if (! error_state) |
8e5009334661
partially revert e79470be3ecb
Jaroslav Hajek <highegg@gmail.com>
parents:
9522
diff
changeset
|
725 { |
8e5009334661
partially revert e79470be3ecb
Jaroslav Hajek <highegg@gmail.com>
parents:
9522
diff
changeset
|
726 switch (type[0]) |
8e5009334661
partially revert e79470be3ecb
Jaroslav Hajek <highegg@gmail.com>
parents:
9522
diff
changeset
|
727 { |
8e5009334661
partially revert e79470be3ecb
Jaroslav Hajek <highegg@gmail.com>
parents:
9522
diff
changeset
|
728 case '(': |
8e5009334661
partially revert e79470be3ecb
Jaroslav Hajek <highegg@gmail.com>
parents:
9522
diff
changeset
|
729 { |
8e5009334661
partially revert e79470be3ecb
Jaroslav Hajek <highegg@gmail.com>
parents:
9522
diff
changeset
|
730 if (n > 1 && type[1] == '.') |
8e5009334661
partially revert e79470be3ecb
Jaroslav Hajek <highegg@gmail.com>
parents:
9522
diff
changeset
|
731 { |
8e5009334661
partially revert e79470be3ecb
Jaroslav Hajek <highegg@gmail.com>
parents:
9522
diff
changeset
|
732 std::list<octave_value_list>::const_iterator p = idx.begin (); |
8e5009334661
partially revert e79470be3ecb
Jaroslav Hajek <highegg@gmail.com>
parents:
9522
diff
changeset
|
733 octave_value_list key_idx = *++p; |
8e5009334661
partially revert e79470be3ecb
Jaroslav Hajek <highegg@gmail.com>
parents:
9522
diff
changeset
|
734 |
8e5009334661
partially revert e79470be3ecb
Jaroslav Hajek <highegg@gmail.com>
parents:
9522
diff
changeset
|
735 assert (key_idx.length () == 1); |
8e5009334661
partially revert e79470be3ecb
Jaroslav Hajek <highegg@gmail.com>
parents:
9522
diff
changeset
|
736 |
8e5009334661
partially revert e79470be3ecb
Jaroslav Hajek <highegg@gmail.com>
parents:
9522
diff
changeset
|
737 std::string key = key_idx(0).string_value (); |
8e5009334661
partially revert e79470be3ecb
Jaroslav Hajek <highegg@gmail.com>
parents:
9522
diff
changeset
|
738 |
8e5009334661
partially revert e79470be3ecb
Jaroslav Hajek <highegg@gmail.com>
parents:
9522
diff
changeset
|
739 if (! error_state) |
8e5009334661
partially revert e79470be3ecb
Jaroslav Hajek <highegg@gmail.com>
parents:
9522
diff
changeset
|
740 { |
8e5009334661
partially revert e79470be3ecb
Jaroslav Hajek <highegg@gmail.com>
parents:
9522
diff
changeset
|
741 map.assign (idx.front (), key, t_rhs); |
8e5009334661
partially revert e79470be3ecb
Jaroslav Hajek <highegg@gmail.com>
parents:
9522
diff
changeset
|
742 |
8e5009334661
partially revert e79470be3ecb
Jaroslav Hajek <highegg@gmail.com>
parents:
9522
diff
changeset
|
743 if (! error_state) |
8e5009334661
partially revert e79470be3ecb
Jaroslav Hajek <highegg@gmail.com>
parents:
9522
diff
changeset
|
744 { |
8e5009334661
partially revert e79470be3ecb
Jaroslav Hajek <highegg@gmail.com>
parents:
9522
diff
changeset
|
745 count++; |
8e5009334661
partially revert e79470be3ecb
Jaroslav Hajek <highegg@gmail.com>
parents:
9522
diff
changeset
|
746 retval = octave_value (this); |
8e5009334661
partially revert e79470be3ecb
Jaroslav Hajek <highegg@gmail.com>
parents:
9522
diff
changeset
|
747 } |
8e5009334661
partially revert e79470be3ecb
Jaroslav Hajek <highegg@gmail.com>
parents:
9522
diff
changeset
|
748 else |
8e5009334661
partially revert e79470be3ecb
Jaroslav Hajek <highegg@gmail.com>
parents:
9522
diff
changeset
|
749 gripe_failed_assignment (); |
8e5009334661
partially revert e79470be3ecb
Jaroslav Hajek <highegg@gmail.com>
parents:
9522
diff
changeset
|
750 } |
8e5009334661
partially revert e79470be3ecb
Jaroslav Hajek <highegg@gmail.com>
parents:
9522
diff
changeset
|
751 else |
8e5009334661
partially revert e79470be3ecb
Jaroslav Hajek <highegg@gmail.com>
parents:
9522
diff
changeset
|
752 gripe_failed_assignment (); |
8e5009334661
partially revert e79470be3ecb
Jaroslav Hajek <highegg@gmail.com>
parents:
9522
diff
changeset
|
753 } |
8e5009334661
partially revert e79470be3ecb
Jaroslav Hajek <highegg@gmail.com>
parents:
9522
diff
changeset
|
754 else |
8e5009334661
partially revert e79470be3ecb
Jaroslav Hajek <highegg@gmail.com>
parents:
9522
diff
changeset
|
755 { |
8e5009334661
partially revert e79470be3ecb
Jaroslav Hajek <highegg@gmail.com>
parents:
9522
diff
changeset
|
756 if (t_rhs.is_object () || t_rhs.is_map ()) |
8e5009334661
partially revert e79470be3ecb
Jaroslav Hajek <highegg@gmail.com>
parents:
9522
diff
changeset
|
757 { |
8e5009334661
partially revert e79470be3ecb
Jaroslav Hajek <highegg@gmail.com>
parents:
9522
diff
changeset
|
758 Octave_map rhs_map = t_rhs.map_value (); |
8e5009334661
partially revert e79470be3ecb
Jaroslav Hajek <highegg@gmail.com>
parents:
9522
diff
changeset
|
759 |
8e5009334661
partially revert e79470be3ecb
Jaroslav Hajek <highegg@gmail.com>
parents:
9522
diff
changeset
|
760 if (! error_state) |
8e5009334661
partially revert e79470be3ecb
Jaroslav Hajek <highegg@gmail.com>
parents:
9522
diff
changeset
|
761 { |
8e5009334661
partially revert e79470be3ecb
Jaroslav Hajek <highegg@gmail.com>
parents:
9522
diff
changeset
|
762 map.assign (idx.front (), rhs_map); |
8e5009334661
partially revert e79470be3ecb
Jaroslav Hajek <highegg@gmail.com>
parents:
9522
diff
changeset
|
763 |
8e5009334661
partially revert e79470be3ecb
Jaroslav Hajek <highegg@gmail.com>
parents:
9522
diff
changeset
|
764 if (! error_state) |
8e5009334661
partially revert e79470be3ecb
Jaroslav Hajek <highegg@gmail.com>
parents:
9522
diff
changeset
|
765 { |
8e5009334661
partially revert e79470be3ecb
Jaroslav Hajek <highegg@gmail.com>
parents:
9522
diff
changeset
|
766 count++; |
8e5009334661
partially revert e79470be3ecb
Jaroslav Hajek <highegg@gmail.com>
parents:
9522
diff
changeset
|
767 retval = octave_value (this); |
8e5009334661
partially revert e79470be3ecb
Jaroslav Hajek <highegg@gmail.com>
parents:
9522
diff
changeset
|
768 } |
8e5009334661
partially revert e79470be3ecb
Jaroslav Hajek <highegg@gmail.com>
parents:
9522
diff
changeset
|
769 else |
8e5009334661
partially revert e79470be3ecb
Jaroslav Hajek <highegg@gmail.com>
parents:
9522
diff
changeset
|
770 gripe_failed_assignment (); |
8e5009334661
partially revert e79470be3ecb
Jaroslav Hajek <highegg@gmail.com>
parents:
9522
diff
changeset
|
771 } |
8e5009334661
partially revert e79470be3ecb
Jaroslav Hajek <highegg@gmail.com>
parents:
9522
diff
changeset
|
772 else |
8e5009334661
partially revert e79470be3ecb
Jaroslav Hajek <highegg@gmail.com>
parents:
9522
diff
changeset
|
773 error ("invalid class assignment"); |
8e5009334661
partially revert e79470be3ecb
Jaroslav Hajek <highegg@gmail.com>
parents:
9522
diff
changeset
|
774 } |
8e5009334661
partially revert e79470be3ecb
Jaroslav Hajek <highegg@gmail.com>
parents:
9522
diff
changeset
|
775 else |
8e5009334661
partially revert e79470be3ecb
Jaroslav Hajek <highegg@gmail.com>
parents:
9522
diff
changeset
|
776 { |
8e5009334661
partially revert e79470be3ecb
Jaroslav Hajek <highegg@gmail.com>
parents:
9522
diff
changeset
|
777 if (t_rhs.is_empty ()) |
8e5009334661
partially revert e79470be3ecb
Jaroslav Hajek <highegg@gmail.com>
parents:
9522
diff
changeset
|
778 { |
8e5009334661
partially revert e79470be3ecb
Jaroslav Hajek <highegg@gmail.com>
parents:
9522
diff
changeset
|
779 map.maybe_delete_elements (idx.front()); |
8e5009334661
partially revert e79470be3ecb
Jaroslav Hajek <highegg@gmail.com>
parents:
9522
diff
changeset
|
780 |
8e5009334661
partially revert e79470be3ecb
Jaroslav Hajek <highegg@gmail.com>
parents:
9522
diff
changeset
|
781 if (! error_state) |
8e5009334661
partially revert e79470be3ecb
Jaroslav Hajek <highegg@gmail.com>
parents:
9522
diff
changeset
|
782 { |
8e5009334661
partially revert e79470be3ecb
Jaroslav Hajek <highegg@gmail.com>
parents:
9522
diff
changeset
|
783 count++; |
8e5009334661
partially revert e79470be3ecb
Jaroslav Hajek <highegg@gmail.com>
parents:
9522
diff
changeset
|
784 retval = octave_value (this); |
8e5009334661
partially revert e79470be3ecb
Jaroslav Hajek <highegg@gmail.com>
parents:
9522
diff
changeset
|
785 } |
8e5009334661
partially revert e79470be3ecb
Jaroslav Hajek <highegg@gmail.com>
parents:
9522
diff
changeset
|
786 else |
8e5009334661
partially revert e79470be3ecb
Jaroslav Hajek <highegg@gmail.com>
parents:
9522
diff
changeset
|
787 gripe_failed_assignment (); |
8e5009334661
partially revert e79470be3ecb
Jaroslav Hajek <highegg@gmail.com>
parents:
9522
diff
changeset
|
788 } |
8e5009334661
partially revert e79470be3ecb
Jaroslav Hajek <highegg@gmail.com>
parents:
9522
diff
changeset
|
789 else |
8e5009334661
partially revert e79470be3ecb
Jaroslav Hajek <highegg@gmail.com>
parents:
9522
diff
changeset
|
790 error ("invalid class assignment"); |
8e5009334661
partially revert e79470be3ecb
Jaroslav Hajek <highegg@gmail.com>
parents:
9522
diff
changeset
|
791 } |
8e5009334661
partially revert e79470be3ecb
Jaroslav Hajek <highegg@gmail.com>
parents:
9522
diff
changeset
|
792 } |
8e5009334661
partially revert e79470be3ecb
Jaroslav Hajek <highegg@gmail.com>
parents:
9522
diff
changeset
|
793 } |
8e5009334661
partially revert e79470be3ecb
Jaroslav Hajek <highegg@gmail.com>
parents:
9522
diff
changeset
|
794 break; |
8e5009334661
partially revert e79470be3ecb
Jaroslav Hajek <highegg@gmail.com>
parents:
9522
diff
changeset
|
795 |
8e5009334661
partially revert e79470be3ecb
Jaroslav Hajek <highegg@gmail.com>
parents:
9522
diff
changeset
|
796 case '.': |
8e5009334661
partially revert e79470be3ecb
Jaroslav Hajek <highegg@gmail.com>
parents:
9522
diff
changeset
|
797 { |
8e5009334661
partially revert e79470be3ecb
Jaroslav Hajek <highegg@gmail.com>
parents:
9522
diff
changeset
|
798 // Find the class in which this method resides before |
8e5009334661
partially revert e79470be3ecb
Jaroslav Hajek <highegg@gmail.com>
parents:
9522
diff
changeset
|
799 // attempting to access the requested field. |
8e5009334661
partially revert e79470be3ecb
Jaroslav Hajek <highegg@gmail.com>
parents:
9522
diff
changeset
|
800 |
8e5009334661
partially revert e79470be3ecb
Jaroslav Hajek <highegg@gmail.com>
parents:
9522
diff
changeset
|
801 std::string method_class = get_current_method_class (); |
8e5009334661
partially revert e79470be3ecb
Jaroslav Hajek <highegg@gmail.com>
parents:
9522
diff
changeset
|
802 |
9767
0df32e0b2074
fix base class field assignment
Jaroslav Hajek <highegg@gmail.com>
parents:
9691
diff
changeset
|
803 octave_base_value *obvp = unique_parent_class (method_class); |
9529
8e5009334661
partially revert e79470be3ecb
Jaroslav Hajek <highegg@gmail.com>
parents:
9522
diff
changeset
|
804 |
8e5009334661
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|
805 if (obvp) |
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parents:
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diff
changeset
|
806 { |
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partially revert e79470be3ecb
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|
807 octave_value_list key_idx = idx.front (); |
8e5009334661
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parents:
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diff
changeset
|
808 |
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diff
changeset
|
809 assert (key_idx.length () == 1); |
8e5009334661
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9522
diff
changeset
|
810 |
8e5009334661
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diff
changeset
|
811 std::string key = key_idx(0).string_value (); |
8e5009334661
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parents:
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diff
changeset
|
812 |
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parents:
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diff
changeset
|
813 if (! error_state) |
8e5009334661
partially revert e79470be3ecb
Jaroslav Hajek <highegg@gmail.com>
parents:
9522
diff
changeset
|
814 { |
8e5009334661
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parents:
9522
diff
changeset
|
815 obvp->assign (key, t_rhs); |
8e5009334661
partially revert e79470be3ecb
Jaroslav Hajek <highegg@gmail.com>
parents:
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diff
changeset
|
816 |
8e5009334661
partially revert e79470be3ecb
Jaroslav Hajek <highegg@gmail.com>
parents:
9522
diff
changeset
|
817 if (! error_state) |
8e5009334661
partially revert e79470be3ecb
Jaroslav Hajek <highegg@gmail.com>
parents:
9522
diff
changeset
|
818 { |
8e5009334661
partially revert e79470be3ecb
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parents:
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diff
changeset
|
819 count++; |
8e5009334661
partially revert e79470be3ecb
Jaroslav Hajek <highegg@gmail.com>
parents:
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diff
changeset
|
820 retval = octave_value (this); |
8e5009334661
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Jaroslav Hajek <highegg@gmail.com>
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diff
changeset
|
821 } |
8e5009334661
partially revert e79470be3ecb
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parents:
9522
diff
changeset
|
822 else |
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partially revert e79470be3ecb
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diff
changeset
|
823 gripe_failed_assignment (); |
8e5009334661
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parents:
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diff
changeset
|
824 } |
8e5009334661
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Jaroslav Hajek <highegg@gmail.com>
parents:
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diff
changeset
|
825 else |
8e5009334661
partially revert e79470be3ecb
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parents:
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diff
changeset
|
826 gripe_failed_assignment (); |
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Jaroslav Hajek <highegg@gmail.com>
parents:
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diff
changeset
|
827 } |
8e5009334661
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diff
changeset
|
828 else |
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Jaroslav Hajek <highegg@gmail.com>
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diff
changeset
|
829 error ("malformed class"); |
8e5009334661
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Jaroslav Hajek <highegg@gmail.com>
parents:
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diff
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|
830 } |
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partially revert e79470be3ecb
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parents:
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diff
changeset
|
831 break; |
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Jaroslav Hajek <highegg@gmail.com>
parents:
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diff
changeset
|
832 |
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diff
changeset
|
833 case '{': |
8e5009334661
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parents:
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diff
changeset
|
834 gripe_invalid_index_type (type_name (), type[0]); |
8e5009334661
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diff
changeset
|
835 break; |
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parents:
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diff
changeset
|
836 |
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diff
changeset
|
837 default: |
8e5009334661
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parents:
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|
838 panic_impossible (); |
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parents:
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diff
changeset
|
839 } |
8e5009334661
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parents:
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diff
changeset
|
840 } |
8e5009334661
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diff
changeset
|
841 else |
8e5009334661
partially revert e79470be3ecb
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diff
changeset
|
842 gripe_failed_assignment (); |
8e5009334661
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diff
changeset
|
843 |
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|
844 return retval; |
7338 | 845 } |
846 | |
8154
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|
847 idx_vector |
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|
848 octave_class::index_vector (void) const |
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parents:
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diff
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|
849 { |
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|
850 idx_vector retval; |
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parents:
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diff
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|
851 |
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diff
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|
852 octave_value meth = symbol_table::find_method ("subsindex", class_name ()); |
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Add subsindex and ismethod functions
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parents:
7972
diff
changeset
|
853 |
265a821f6555
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David Bateman <dbateman@free.fr>
parents:
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diff
changeset
|
854 if (meth.is_defined ()) |
265a821f6555
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parents:
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diff
changeset
|
855 { |
265a821f6555
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David Bateman <dbateman@free.fr>
parents:
7972
diff
changeset
|
856 octave_value_list args; |
265a821f6555
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David Bateman <dbateman@free.fr>
parents:
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diff
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|
857 args(0) = octave_value (new octave_class (map, c_name)); |
265a821f6555
Add subsindex and ismethod functions
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parents:
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diff
changeset
|
858 |
265a821f6555
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David Bateman <dbateman@free.fr>
parents:
7972
diff
changeset
|
859 octave_value_list tmp = feval (meth.function_value (), args, 1); |
265a821f6555
Add subsindex and ismethod functions
David Bateman <dbateman@free.fr>
parents:
7972
diff
changeset
|
860 |
265a821f6555
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David Bateman <dbateman@free.fr>
parents:
7972
diff
changeset
|
861 if (!error_state && tmp.length () >= 1) |
265a821f6555
Add subsindex and ismethod functions
David Bateman <dbateman@free.fr>
parents:
7972
diff
changeset
|
862 { |
265a821f6555
Add subsindex and ismethod functions
David Bateman <dbateman@free.fr>
parents:
7972
diff
changeset
|
863 if (tmp(0).is_object()) |
265a821f6555
Add subsindex and ismethod functions
David Bateman <dbateman@free.fr>
parents:
7972
diff
changeset
|
864 error ("subsindex function must return a valid index vector"); |
265a821f6555
Add subsindex and ismethod functions
David Bateman <dbateman@free.fr>
parents:
7972
diff
changeset
|
865 else |
265a821f6555
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David Bateman <dbateman@free.fr>
parents:
7972
diff
changeset
|
866 // Index vector returned by subsindex is zero based |
265a821f6555
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David Bateman <dbateman@free.fr>
parents:
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diff
changeset
|
867 // (why this inconsistency Mathworks?), and so we must |
265a821f6555
Add subsindex and ismethod functions
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parents:
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diff
changeset
|
868 // add one to the value returned as the index_vector method |
265a821f6555
Add subsindex and ismethod functions
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parents:
7972
diff
changeset
|
869 // expects it to be one based. |
265a821f6555
Add subsindex and ismethod functions
David Bateman <dbateman@free.fr>
parents:
7972
diff
changeset
|
870 retval = do_binary_op (octave_value::op_add, tmp (0), |
265a821f6555
Add subsindex and ismethod functions
David Bateman <dbateman@free.fr>
parents:
7972
diff
changeset
|
871 octave_value (1.0)).index_vector (); |
265a821f6555
Add subsindex and ismethod functions
David Bateman <dbateman@free.fr>
parents:
7972
diff
changeset
|
872 } |
265a821f6555
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David Bateman <dbateman@free.fr>
parents:
7972
diff
changeset
|
873 } |
265a821f6555
Add subsindex and ismethod functions
David Bateman <dbateman@free.fr>
parents:
7972
diff
changeset
|
874 else |
265a821f6555
Add subsindex and ismethod functions
David Bateman <dbateman@free.fr>
parents:
7972
diff
changeset
|
875 error ("no subsindex method defined for class %s", |
265a821f6555
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parents:
7972
diff
changeset
|
876 class_name().c_str ()); |
265a821f6555
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David Bateman <dbateman@free.fr>
parents:
7972
diff
changeset
|
877 |
265a821f6555
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David Bateman <dbateman@free.fr>
parents:
7972
diff
changeset
|
878 return retval; |
265a821f6555
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David Bateman <dbateman@free.fr>
parents:
7972
diff
changeset
|
879 } |
265a821f6555
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David Bateman <dbateman@free.fr>
parents:
7972
diff
changeset
|
880 |
9529
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diff
changeset
|
881 size_t |
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parents:
9522
diff
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|
882 octave_class::byte_size (void) const |
8e5009334661
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diff
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|
883 { |
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diff
changeset
|
884 // Neglect the size of the fieldnames. |
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diff
changeset
|
885 |
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diff
changeset
|
886 size_t retval = 0; |
8e5009334661
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diff
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|
887 |
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parents:
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diff
changeset
|
888 for (Octave_map::const_iterator p = map.begin (); p != map.end (); p++) |
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parents:
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diff
changeset
|
889 { |
8e5009334661
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parents:
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diff
changeset
|
890 std::string key = map.key (p); |
8e5009334661
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diff
changeset
|
891 |
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partially revert e79470be3ecb
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diff
changeset
|
892 octave_value val = octave_value (map.contents (p)); |
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parents:
9522
diff
changeset
|
893 |
8e5009334661
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parents:
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diff
changeset
|
894 retval += val.byte_size (); |
8e5009334661
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parents:
9522
diff
changeset
|
895 } |
8e5009334661
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parents:
9522
diff
changeset
|
896 |
8e5009334661
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parents:
9522
diff
changeset
|
897 return retval; |
8e5009334661
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parents:
9522
diff
changeset
|
898 } |
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parents:
9522
diff
changeset
|
899 |
7338 | 900 string_vector |
901 octave_class::map_keys (void) const | |
902 { | |
903 string_vector retval; | |
904 gripe_wrong_type_arg ("octave_class::map_keys()", type_name ()); | |
905 return retval; | |
906 } | |
907 | |
9148
69e6bbfef8c2
ov-class.cc: protect against possiblly invalid octave_value -> string conversions
John W. Eaton <jwe@octave.org>
parents:
9147
diff
changeset
|
908 octave_base_value * |
69e6bbfef8c2
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John W. Eaton <jwe@octave.org>
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diff
changeset
|
909 octave_class::find_parent_class (const std::string& parent_class_name) |
69e6bbfef8c2
ov-class.cc: protect against possiblly invalid octave_value -> string conversions
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
910 { |
69e6bbfef8c2
ov-class.cc: protect against possiblly invalid octave_value -> string conversions
John W. Eaton <jwe@octave.org>
parents:
9147
diff
changeset
|
911 octave_base_value* retval = 0; |
69e6bbfef8c2
ov-class.cc: protect against possiblly invalid octave_value -> string conversions
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
912 |
69e6bbfef8c2
ov-class.cc: protect against possiblly invalid octave_value -> string conversions
John W. Eaton <jwe@octave.org>
parents:
9147
diff
changeset
|
913 if (parent_class_name == class_name ()) |
69e6bbfef8c2
ov-class.cc: protect against possiblly invalid octave_value -> string conversions
John W. Eaton <jwe@octave.org>
parents:
9147
diff
changeset
|
914 retval = this; |
69e6bbfef8c2
ov-class.cc: protect against possiblly invalid octave_value -> string conversions
John W. Eaton <jwe@octave.org>
parents:
9147
diff
changeset
|
915 else |
69e6bbfef8c2
ov-class.cc: protect against possiblly invalid octave_value -> string conversions
John W. Eaton <jwe@octave.org>
parents:
9147
diff
changeset
|
916 { |
69e6bbfef8c2
ov-class.cc: protect against possiblly invalid octave_value -> string conversions
John W. Eaton <jwe@octave.org>
parents:
9147
diff
changeset
|
917 for (std::list<std::string>::iterator pit = parent_list.begin (); |
69e6bbfef8c2
ov-class.cc: protect against possiblly invalid octave_value -> string conversions
John W. Eaton <jwe@octave.org>
parents:
9147
diff
changeset
|
918 pit != parent_list.end (); |
69e6bbfef8c2
ov-class.cc: protect against possiblly invalid octave_value -> string conversions
John W. Eaton <jwe@octave.org>
parents:
9147
diff
changeset
|
919 pit++) |
69e6bbfef8c2
ov-class.cc: protect against possiblly invalid octave_value -> string conversions
John W. Eaton <jwe@octave.org>
parents:
9147
diff
changeset
|
920 { |
69e6bbfef8c2
ov-class.cc: protect against possiblly invalid octave_value -> string conversions
John W. Eaton <jwe@octave.org>
parents:
9147
diff
changeset
|
921 Octave_map::const_iterator smap = map.seek (*pit); |
69e6bbfef8c2
ov-class.cc: protect against possiblly invalid octave_value -> string conversions
John W. Eaton <jwe@octave.org>
parents:
9147
diff
changeset
|
922 |
69e6bbfef8c2
ov-class.cc: protect against possiblly invalid octave_value -> string conversions
John W. Eaton <jwe@octave.org>
parents:
9147
diff
changeset
|
923 const Cell& tmp = smap->second; |
69e6bbfef8c2
ov-class.cc: protect against possiblly invalid octave_value -> string conversions
John W. Eaton <jwe@octave.org>
parents:
9147
diff
changeset
|
924 |
69e6bbfef8c2
ov-class.cc: protect against possiblly invalid octave_value -> string conversions
John W. Eaton <jwe@octave.org>
parents:
9147
diff
changeset
|
925 octave_value vtmp = tmp(0); |
69e6bbfef8c2
ov-class.cc: protect against possiblly invalid octave_value -> string conversions
John W. Eaton <jwe@octave.org>
parents:
9147
diff
changeset
|
926 |
69e6bbfef8c2
ov-class.cc: protect against possiblly invalid octave_value -> string conversions
John W. Eaton <jwe@octave.org>
parents:
9147
diff
changeset
|
927 octave_base_value *obvp = vtmp.internal_rep (); |
69e6bbfef8c2
ov-class.cc: protect against possiblly invalid octave_value -> string conversions
John W. Eaton <jwe@octave.org>
parents:
9147
diff
changeset
|
928 |
69e6bbfef8c2
ov-class.cc: protect against possiblly invalid octave_value -> string conversions
John W. Eaton <jwe@octave.org>
parents:
9147
diff
changeset
|
929 retval = obvp->find_parent_class (parent_class_name); |
69e6bbfef8c2
ov-class.cc: protect against possiblly invalid octave_value -> string conversions
John W. Eaton <jwe@octave.org>
parents:
9147
diff
changeset
|
930 |
69e6bbfef8c2
ov-class.cc: protect against possiblly invalid octave_value -> string conversions
John W. Eaton <jwe@octave.org>
parents:
9147
diff
changeset
|
931 if (retval) |
69e6bbfef8c2
ov-class.cc: protect against possiblly invalid octave_value -> string conversions
John W. Eaton <jwe@octave.org>
parents:
9147
diff
changeset
|
932 break; |
69e6bbfef8c2
ov-class.cc: protect against possiblly invalid octave_value -> string conversions
John W. Eaton <jwe@octave.org>
parents:
9147
diff
changeset
|
933 } |
69e6bbfef8c2
ov-class.cc: protect against possiblly invalid octave_value -> string conversions
John W. Eaton <jwe@octave.org>
parents:
9147
diff
changeset
|
934 } |
69e6bbfef8c2
ov-class.cc: protect against possiblly invalid octave_value -> string conversions
John W. Eaton <jwe@octave.org>
parents:
9147
diff
changeset
|
935 |
69e6bbfef8c2
ov-class.cc: protect against possiblly invalid octave_value -> string conversions
John W. Eaton <jwe@octave.org>
parents:
9147
diff
changeset
|
936 return retval; |
69e6bbfef8c2
ov-class.cc: protect against possiblly invalid octave_value -> string conversions
John W. Eaton <jwe@octave.org>
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9147
diff
changeset
|
937 } |
69e6bbfef8c2
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diff
changeset
|
938 |
9767
0df32e0b2074
fix base class field assignment
Jaroslav Hajek <highegg@gmail.com>
parents:
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diff
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|
939 octave_base_value * |
0df32e0b2074
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|
940 octave_class::unique_parent_class (const std::string& parent_class_name) |
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fix base class field assignment
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|
941 { |
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fix base class field assignment
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diff
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|
942 octave_base_value* retval = 0; |
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|
943 |
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diff
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944 if (parent_class_name == class_name ()) |
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diff
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|
945 retval = this; |
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|
946 else |
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|
947 { |
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948 for (std::list<std::string>::iterator pit = parent_list.begin (); |
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diff
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949 pit != parent_list.end (); |
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diff
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|
950 pit++) |
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|
951 { |
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diff
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|
952 Octave_map::iterator smap = map.seek (*pit); |
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953 |
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954 Cell& tmp = smap->second; |
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diff
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|
955 |
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956 octave_value& vtmp = tmp(0); |
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957 |
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958 octave_base_value *obvp = vtmp.internal_rep (); |
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959 |
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960 // Use find_parent_class first to avoid uniquifying if not necessary. |
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961 retval = obvp->find_parent_class (parent_class_name); |
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962 |
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|
963 if (retval) |
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|
964 { |
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|
965 vtmp.make_unique (); |
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966 obvp = vtmp.internal_rep (); |
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967 retval = obvp->unique_parent_class (parent_class_name); |
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968 |
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|
969 break; |
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970 } |
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971 } |
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972 } |
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|
973 |
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974 return retval; |
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975 } |
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976 |
7338 | 977 void |
978 octave_class::print (std::ostream& os, bool) const | |
979 { | |
980 print_raw (os); | |
981 } | |
982 | |
983 void | |
984 octave_class::print_raw (std::ostream& os, bool) const | |
985 { | |
9377
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986 unwind_protect::frame_id_t uwp_frame = unwind_protect::begin_frame (); |
7338 | 987 |
9377
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988 unwind_protect::protect_var (Vstruct_levels_to_print); |
7338 | 989 |
990 indent (os); | |
991 os << " <class " << class_name () << ">"; | |
992 newline (os); | |
993 | |
9377
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994 unwind_protect::run_frame (uwp_frame); |
7338 | 995 } |
996 | |
997 bool | |
998 octave_class::print_name_tag (std::ostream& os, const std::string& name) const | |
999 { | |
1000 bool retval = false; | |
1001 | |
1002 indent (os); | |
1003 os << name << " ="; | |
1004 newline (os); | |
1005 newline (os); | |
1006 | |
1007 return retval; | |
1008 } | |
1009 | |
1010 void | |
1011 octave_class::print_with_name (std::ostream&, const std::string& name, | |
9521 | 1012 bool) |
7338 | 1013 { |
8658
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1014 octave_value fcn = symbol_table::find_method ("display", class_name ()); |
7338 | 1015 |
8658
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1016 if (fcn.is_defined ()) |
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1017 { |
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1018 octave_value_list args; |
7338 | 1019 |
9521 | 1020 count++; |
1021 args(0) = octave_value (this); | |
7338 | 1022 |
8658
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1023 string_vector arg_names (1); |
7338 | 1024 |
8658
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1025 arg_names[0] = name; |
7338 | 1026 |
8658
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1027 args.stash_name_tags (arg_names); |
7338 | 1028 |
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1029 feval (fcn.function_value (), args); |
7338 | 1030 } |
1031 } | |
1032 | |
9190 | 1033 // Loading a class properly requires an exemplar map entry for success. |
1034 // If we don't have one, we attempt to create one by calling the constructor | |
1035 // with no arguments. | |
1036 bool | |
1037 octave_class::reconstruct_exemplar (void) | |
1038 { | |
1039 bool retval = false; | |
1040 | |
1041 octave_class::exemplar_const_iterator it | |
1042 = octave_class::exemplar_map.find (c_name); | |
1043 | |
1044 if (it != octave_class::exemplar_map.end ()) | |
1045 retval = true; | |
1046 else | |
1047 { | |
1048 octave_value ctor = symbol_table::find_method (c_name, c_name); | |
1049 | |
1050 if (ctor.is_defined ()) | |
1051 { | |
1052 octave_value_list result = feval (ctor, 1); | |
1053 | |
1054 if (result.length () == 1) | |
1055 retval = true; | |
1056 else | |
1057 warning ("call to constructor for class %s failed", c_name.c_str ()); | |
1058 } | |
1059 else | |
1060 warning ("no constructor for class %s", c_name.c_str ()); | |
1061 } | |
1062 | |
1063 return retval; | |
1064 } | |
1065 | |
9240
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1066 void |
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1067 octave_class::clear_exemplar_map (void) |
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1068 { |
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1069 exemplar_map.clear (); |
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1070 } |
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1071 |
9182
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1072 // Load/save does not provide enough information to reconstruct the |
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1073 // class inheritance structure. reconstruct_parents () attempts to |
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1074 // do so. If successful, a "true" value is returned. |
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1075 // |
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1076 // Note that we don't check the loaded object structure against the |
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1077 // class structure here so the user's loadobj method has a chance |
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1078 // to do its magic. |
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1079 bool |
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1080 octave_class::reconstruct_parents (void) |
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1081 { |
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1082 bool retval = true, might_have_inheritance = false; |
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1083 std::string dbgstr = "dork"; |
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1084 |
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1085 // First, check to see if there might be an issue with inheritance. |
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1086 for (Octave_map::const_iterator p = map.begin (); p != map.end (); p++) |
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1087 { |
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1088 std::string key = map.key (p); |
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1089 Cell val = map.contents (p); |
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1090 if ( val(0).is_object() ) |
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1091 { |
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1092 dbgstr = "blork"; |
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1093 if( key == val(0).class_name() ) |
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1094 { |
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|
1095 might_have_inheritance = true; |
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1096 dbgstr = "cork"; |
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1097 break; |
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1098 } |
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1099 } |
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1100 } |
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1101 |
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1102 if (might_have_inheritance) |
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1103 { |
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1104 octave_class::exemplar_const_iterator it |
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1105 = octave_class::exemplar_map.find (c_name); |
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1106 |
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1107 if (it == octave_class::exemplar_map.end ()) |
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1108 retval = false; |
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1109 else |
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1110 { |
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1111 octave_class::exemplar_info exmplr = it->second; |
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1112 parent_list = exmplr.parents (); |
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1113 for (std::list<std::string>::iterator pit = parent_list.begin (); |
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1114 pit != parent_list.end (); |
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1115 pit++) |
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1116 { |
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1117 dbgstr = *pit; |
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1118 bool dbgbool = map.contains (*pit); |
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1119 if (!dbgbool) |
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1120 { |
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1121 retval = false; |
23af5910e5f5
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Robert T. Short <octave@phaselockedsystems.com>
parents:
9156
diff
changeset
|
1122 break; |
23af5910e5f5
make load work for derived classses
Robert T. Short <octave@phaselockedsystems.com>
parents:
9156
diff
changeset
|
1123 } |
23af5910e5f5
make load work for derived classses
Robert T. Short <octave@phaselockedsystems.com>
parents:
9156
diff
changeset
|
1124 } |
23af5910e5f5
make load work for derived classses
Robert T. Short <octave@phaselockedsystems.com>
parents:
9156
diff
changeset
|
1125 } |
23af5910e5f5
make load work for derived classses
Robert T. Short <octave@phaselockedsystems.com>
parents:
9156
diff
changeset
|
1126 } |
23af5910e5f5
make load work for derived classses
Robert T. Short <octave@phaselockedsystems.com>
parents:
9156
diff
changeset
|
1127 |
23af5910e5f5
make load work for derived classses
Robert T. Short <octave@phaselockedsystems.com>
parents:
9156
diff
changeset
|
1128 return retval; |
23af5910e5f5
make load work for derived classses
Robert T. Short <octave@phaselockedsystems.com>
parents:
9156
diff
changeset
|
1129 } |
23af5910e5f5
make load work for derived classses
Robert T. Short <octave@phaselockedsystems.com>
parents:
9156
diff
changeset
|
1130 |
8212
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1131 bool |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1132 octave_class::save_ascii (std::ostream& os) |
7338 | 1133 { |
8212
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1134 os << "# classname: " << class_name () << "\n"; |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1135 Octave_map m; |
9182
23af5910e5f5
make load work for derived classses
Robert T. Short <octave@phaselockedsystems.com>
parents:
9156
diff
changeset
|
1136 if (load_path::find_method (class_name (), "saveobj") != std::string ()) |
8212
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1137 { |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1138 octave_value in = new octave_class (*this); |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1139 octave_value_list tmp = feval ("saveobj", in, 1); |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1140 if (! error_state) |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1141 m = tmp(0).map_value (); |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1142 else |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1143 return false; |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1144 } |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1145 else |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1146 m = map_value (); |
7338 | 1147 |
8212
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1148 os << "# length: " << m.nfields () << "\n"; |
7338 | 1149 |
1150 Octave_map::iterator i = m.begin (); | |
1151 while (i != m.end ()) | |
1152 { | |
1153 octave_value val = map.contents (i); | |
1154 | |
8212
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1155 bool b = save_ascii_data (os, val, m.key (i), false, 0); |
7338 | 1156 |
1157 if (! b) | |
1158 return os; | |
1159 | |
1160 i++; | |
1161 } | |
1162 | |
1163 return true; | |
1164 } | |
1165 | |
1166 bool | |
1167 octave_class::load_ascii (std::istream& is) | |
1168 { | |
1169 octave_idx_type len = 0; | |
8212
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1170 std::string classname; |
7338 | 1171 bool success = true; |
1172 | |
8212
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1173 if (extract_keyword (is, "classname", classname) && classname != "") |
7338 | 1174 { |
8212
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1175 if (extract_keyword (is, "length", len) && len >= 0) |
7338 | 1176 { |
8212
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1177 if (len > 0) |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1178 { |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1179 Octave_map m (map); |
7338 | 1180 |
8212
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1181 for (octave_idx_type j = 0; j < len; j++) |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1182 { |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1183 octave_value t2; |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1184 bool dummy; |
7338 | 1185 |
8212
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1186 // recurse to read cell elements |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1187 std::string nm |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1188 = read_ascii_data (is, std::string (), dummy, t2, j); |
7338 | 1189 |
9182
23af5910e5f5
make load work for derived classses
Robert T. Short <octave@phaselockedsystems.com>
parents:
9156
diff
changeset
|
1190 if (! is) |
8212
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1191 break; |
7338 | 1192 |
8212
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1193 Cell tcell = t2.is_cell () ? t2.cell_value () : Cell (t2); |
7338 | 1194 |
8212
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1195 if (error_state) |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1196 { |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1197 error ("load: internal error loading class elements"); |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1198 return false; |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1199 } |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1200 |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1201 m.assign (nm, tcell); |
7338 | 1202 } |
1203 | |
8212
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1204 if (is) |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1205 { |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1206 c_name = classname; |
9190 | 1207 reconstruct_exemplar (); |
8212
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1208 |
9190 | 1209 map = m; |
1210 | |
1211 if (! reconstruct_parents ()) | |
1212 warning ("load: unable to reconstruct object inheritance"); | |
1213 else | |
8212
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1214 { |
9190 | 1215 if (load_path::find_method (classname, "loadobj") |
1216 != std::string ()) | |
1217 { | |
1218 octave_value in = new octave_class (*this); | |
1219 octave_value_list tmp = feval ("loadobj", in, 1); | |
7338 | 1220 |
9190 | 1221 if (! error_state) |
1222 map = tmp(0).map_value (); | |
1223 else | |
1224 success = false; | |
1225 } | |
8212
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1226 } |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1227 } |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1228 else |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1229 { |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1230 error ("load: failed to load class"); |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1231 success = false; |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1232 } |
7338 | 1233 } |
8212
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1234 else if (len == 0 ) |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1235 { |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1236 map = Octave_map (dim_vector (1, 1)); |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1237 c_name = classname; |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1238 } |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1239 else |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1240 panic_impossible (); |
7338 | 1241 } |
8212
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1242 else |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1243 { |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1244 error ("load: failed to extract number of elements in class"); |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1245 success = false; |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1246 } |
7338 | 1247 } |
8212
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1248 else |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1249 { |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1250 error ("load: failed to extract name of class"); |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1251 success = false; |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1252 } |
7338 | 1253 |
1254 return success; | |
1255 } | |
1256 | |
1257 bool | |
1258 octave_class::save_binary (std::ostream& os, bool& save_as_floats) | |
1259 { | |
8212
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1260 int32_t classname_len = class_name().length (); |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1261 |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1262 os.write (reinterpret_cast<char *> (&classname_len), 4); |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1263 os << class_name (); |
7338 | 1264 |
8212
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1265 Octave_map m; |
9182
23af5910e5f5
make load work for derived classses
Robert T. Short <octave@phaselockedsystems.com>
parents:
9156
diff
changeset
|
1266 if (load_path::find_method (class_name (), "saveobj") != std::string ()) |
8212
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1267 { |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1268 octave_value in = new octave_class (*this); |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1269 octave_value_list tmp = feval ("saveobj", in, 1); |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1270 if (! error_state) |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1271 m = tmp(0).map_value (); |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1272 else |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1273 return false; |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1274 } |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1275 else |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1276 m = map_value (); |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1277 |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1278 int32_t len = m.nfields(); |
7338 | 1279 os.write (reinterpret_cast<char *> (&len), 4); |
1280 | |
1281 Octave_map::iterator i = m.begin (); | |
1282 while (i != m.end ()) | |
1283 { | |
1284 octave_value val = map.contents (i); | |
1285 | |
1286 bool b = save_binary_data (os, val, m.key (i), "", 0, save_as_floats); | |
1287 | |
1288 if (! b) | |
1289 return os; | |
1290 | |
1291 i++; | |
1292 } | |
1293 | |
1294 return true; | |
1295 } | |
1296 | |
1297 bool | |
1298 octave_class::load_binary (std::istream& is, bool swap, | |
1299 oct_mach_info::float_format fmt) | |
1300 { | |
1301 bool success = true; | |
8212
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1302 |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1303 int32_t classname_len; |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1304 |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1305 is.read (reinterpret_cast<char *> (&classname_len), 4); |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1306 if (! is) |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1307 return false; |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1308 else if (swap) |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1309 swap_bytes<4> (&classname_len); |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1310 |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1311 { |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1312 OCTAVE_LOCAL_BUFFER (char, classname, classname_len+1); |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1313 classname[classname_len] = '\0'; |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1314 if (! is.read (reinterpret_cast<char *> (classname), classname_len)) |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1315 return false; |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1316 c_name = classname; |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1317 } |
9190 | 1318 reconstruct_exemplar (); |
8212
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1319 |
7338 | 1320 int32_t len; |
1321 if (! is.read (reinterpret_cast<char *> (&len), 4)) | |
1322 return false; | |
1323 if (swap) | |
1324 swap_bytes<4> (&len); | |
1325 | |
1326 if (len > 0) | |
1327 { | |
1328 Octave_map m (map); | |
1329 | |
1330 for (octave_idx_type j = 0; j < len; j++) | |
1331 { | |
1332 octave_value t2; | |
1333 bool dummy; | |
1334 std::string doc; | |
1335 | |
1336 // recurse to read cell elements | |
1337 std::string nm = read_binary_data (is, swap, fmt, std::string (), | |
1338 dummy, t2, doc); | |
1339 | |
9182
23af5910e5f5
make load work for derived classses
Robert T. Short <octave@phaselockedsystems.com>
parents:
9156
diff
changeset
|
1340 if (! is) |
7338 | 1341 break; |
1342 | |
1343 Cell tcell = t2.is_cell () ? t2.cell_value () : Cell (t2); | |
1344 | |
1345 if (error_state) | |
1346 { | |
1347 error ("load: internal error loading class elements"); | |
1348 return false; | |
1349 } | |
1350 | |
1351 m.assign (nm, tcell); | |
1352 } | |
1353 | |
1354 if (is) | |
8212
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1355 { |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1356 map = m; |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1357 |
9182
23af5910e5f5
make load work for derived classses
Robert T. Short <octave@phaselockedsystems.com>
parents:
9156
diff
changeset
|
1358 if (! reconstruct_parents ()) |
9190 | 1359 warning ("load: unable to reconstruct object inheritance"); |
9182
23af5910e5f5
make load work for derived classses
Robert T. Short <octave@phaselockedsystems.com>
parents:
9156
diff
changeset
|
1360 else |
8212
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1361 { |
9182
23af5910e5f5
make load work for derived classses
Robert T. Short <octave@phaselockedsystems.com>
parents:
9156
diff
changeset
|
1362 if (load_path::find_method (c_name, "loadobj") != std::string ()) |
23af5910e5f5
make load work for derived classses
Robert T. Short <octave@phaselockedsystems.com>
parents:
9156
diff
changeset
|
1363 { |
23af5910e5f5
make load work for derived classses
Robert T. Short <octave@phaselockedsystems.com>
parents:
9156
diff
changeset
|
1364 octave_value in = new octave_class (*this); |
23af5910e5f5
make load work for derived classses
Robert T. Short <octave@phaselockedsystems.com>
parents:
9156
diff
changeset
|
1365 octave_value_list tmp = feval ("loadobj", in, 1); |
8212
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1366 |
9182
23af5910e5f5
make load work for derived classses
Robert T. Short <octave@phaselockedsystems.com>
parents:
9156
diff
changeset
|
1367 if (! error_state) |
23af5910e5f5
make load work for derived classses
Robert T. Short <octave@phaselockedsystems.com>
parents:
9156
diff
changeset
|
1368 map = tmp(0).map_value (); |
23af5910e5f5
make load work for derived classses
Robert T. Short <octave@phaselockedsystems.com>
parents:
9156
diff
changeset
|
1369 else |
23af5910e5f5
make load work for derived classses
Robert T. Short <octave@phaselockedsystems.com>
parents:
9156
diff
changeset
|
1370 success = false; |
23af5910e5f5
make load work for derived classses
Robert T. Short <octave@phaselockedsystems.com>
parents:
9156
diff
changeset
|
1371 } |
8212
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1372 } |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1373 } |
7338 | 1374 else |
1375 { | |
9190 | 1376 warning ("load: failed to load class"); |
7338 | 1377 success = false; |
1378 } | |
1379 } | |
1380 else if (len == 0 ) | |
1381 map = Octave_map (dim_vector (1, 1)); | |
1382 else | |
1383 panic_impossible (); | |
1384 | |
1385 return success; | |
1386 } | |
1387 | |
1388 #if defined (HAVE_HDF5) | |
1389 | |
1390 bool | |
1391 octave_class::save_hdf5 (hid_t loc_id, const char *name, bool save_as_floats) | |
1392 { | |
8212
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1393 hsize_t hdims[3]; |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1394 hid_t group_hid = -1; |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1395 hid_t type_hid = -1; |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1396 hid_t space_hid = -1; |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1397 hid_t class_hid = -1; |
7338 | 1398 hid_t data_hid = -1; |
8212
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1399 Octave_map m; |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1400 Octave_map::iterator i; |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1401 |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1402 group_hid = H5Gcreate (loc_id, name, 0); |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1403 if (group_hid < 0) |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1404 goto error_cleanup; |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1405 |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1406 // Add the class name to the group |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1407 type_hid = H5Tcopy (H5T_C_S1); H5Tset_size (type_hid, c_name.length () + 1); |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1408 if (type_hid < 0) |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1409 goto error_cleanup; |
7338 | 1410 |
8212
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1411 hdims[0] = 0; |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1412 space_hid = H5Screate_simple (0 , hdims, 0); |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1413 if (space_hid < 0) |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1414 goto error_cleanup; |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1415 |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1416 class_hid = H5Dcreate (group_hid, "classname", type_hid, space_hid, |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1417 H5P_DEFAULT); |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1418 if (class_hid < 0 || H5Dwrite (class_hid, type_hid, H5S_ALL, H5S_ALL, |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1419 H5P_DEFAULT, c_name.c_str ()) < 0) |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1420 goto error_cleanup; |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1421 |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1422 data_hid = H5Gcreate (group_hid, "value", 0); |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1423 if (data_hid < 0) |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1424 goto error_cleanup; |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1425 |
9182
23af5910e5f5
make load work for derived classses
Robert T. Short <octave@phaselockedsystems.com>
parents:
9156
diff
changeset
|
1426 if (load_path::find_method (class_name (), "saveobj") != std::string ()) |
8212
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1427 { |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1428 octave_value in = new octave_class (*this); |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1429 octave_value_list tmp = feval ("saveobj", in, 1); |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1430 if (! error_state) |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1431 m = tmp(0).map_value (); |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1432 else |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1433 goto error_cleanup; |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1434 } |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1435 else |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1436 m = map_value (); |
7338 | 1437 |
1438 // recursively add each element of the class to this group | |
8212
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1439 i = m.begin (); |
7338 | 1440 while (i != m.end ()) |
1441 { | |
1442 octave_value val = map.contents (i); | |
1443 | |
1444 bool retval2 = add_hdf5_data (data_hid, val, m.key (i), "", false, | |
1445 save_as_floats); | |
1446 | |
1447 if (! retval2) | |
1448 break; | |
1449 | |
1450 i++; | |
1451 } | |
1452 | |
8212
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1453 error_cleanup: |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1454 |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1455 if (data_hid > 0) |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1456 H5Gclose (data_hid); |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1457 |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1458 if (class_hid > 0) |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1459 H5Dclose (class_hid); |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1460 |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1461 if (space_hid > 0) |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1462 H5Sclose (space_hid); |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1463 |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1464 if (type_hid > 0) |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1465 H5Tclose (type_hid); |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1466 |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1467 if (group_hid > 0) |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1468 H5Gclose (group_hid); |
7338 | 1469 |
1470 return true; | |
1471 } | |
1472 | |
1473 bool | |
9881
b3089dba88bf
Remove HDF5 cruft for older versions of HDF5
Kacper Kowalik
parents:
9792
diff
changeset
|
1474 octave_class::load_hdf5 (hid_t loc_id, const char *name) |
7338 | 1475 { |
1476 bool retval = false; | |
1477 | |
8212
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1478 hid_t group_hid = -1; |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1479 hid_t data_hid = -1; |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1480 hid_t type_hid = -1; |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1481 hid_t type_class_hid = -1; |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1482 hid_t space_hid = -1; |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1483 hid_t subgroup_hid = -1; |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1484 hid_t st_id = -1; |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1485 |
7338 | 1486 hdf5_callback_data dsub; |
1487 | |
1488 herr_t retval2 = 0; | |
1489 Octave_map m (dim_vector (1, 1)); | |
1490 int current_item = 0; | |
8212
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1491 hsize_t num_obj = 0; |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1492 int slen = 0; |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1493 hsize_t rank = 0; |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1494 |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1495 group_hid = H5Gopen (loc_id, name); |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1496 if (group_hid < 0) |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1497 goto error_cleanup; |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1498 |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1499 |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1500 data_hid = H5Dopen (group_hid, "classname"); |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1501 |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1502 if (data_hid < 0) |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1503 goto error_cleanup; |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1504 |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1505 type_hid = H5Dget_type (data_hid); |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1506 |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1507 type_class_hid = H5Tget_class (type_hid); |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1508 |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1509 if (type_class_hid != H5T_STRING) |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1510 goto error_cleanup; |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1511 |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1512 space_hid = H5Dget_space (data_hid); |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1513 rank = H5Sget_simple_extent_ndims (space_hid); |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1514 |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1515 if (rank != 0) |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1516 goto error_cleanup; |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1517 |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1518 slen = H5Tget_size (type_hid); |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1519 if (slen < 0) |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1520 goto error_cleanup; |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1521 |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1522 // do-while loop here to prevent goto crossing initialization of classname |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1523 do |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1524 { |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1525 OCTAVE_LOCAL_BUFFER (char, classname, slen); |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1526 |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1527 // create datatype for (null-terminated) string to read into: |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1528 st_id = H5Tcopy (H5T_C_S1); |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1529 H5Tset_size (st_id, slen); |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1530 |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1531 if (H5Dread (data_hid, st_id, H5S_ALL, H5S_ALL, H5P_DEFAULT, |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1532 classname) < 0) |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1533 { |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1534 H5Tclose (st_id); |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1535 H5Dclose (data_hid); |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1536 H5Gclose (group_hid); |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1537 return false; |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1538 } |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1539 |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1540 H5Tclose (st_id); |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1541 H5Dclose (data_hid); |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1542 data_hid = -1; |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1543 |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1544 c_name = classname; |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1545 } |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1546 while (0); |
9190 | 1547 reconstruct_exemplar (); |
8212
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1548 |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1549 |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1550 subgroup_hid = H5Gopen (group_hid, name); |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1551 H5Gget_num_objs (subgroup_hid, &num_obj); |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1552 H5Gclose (subgroup_hid); |
7338 | 1553 |
1554 while (current_item < static_cast<int> (num_obj) | |
8212
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1555 && (retval2 = H5Giterate (group_hid, name, ¤t_item, |
7338 | 1556 hdf5_read_next_data, &dsub)) > 0) |
1557 { | |
1558 octave_value t2 = dsub.tc; | |
1559 | |
1560 Cell tcell = t2.is_cell () ? t2.cell_value () : Cell (t2); | |
1561 | |
1562 if (error_state) | |
1563 { | |
1564 error ("load: internal error loading class elements"); | |
1565 return false; | |
1566 } | |
1567 | |
1568 m.assign (dsub.name, tcell); | |
1569 | |
1570 } | |
1571 | |
1572 if (retval2 >= 0) | |
1573 { | |
1574 map = m; | |
8212
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1575 |
9182
23af5910e5f5
make load work for derived classses
Robert T. Short <octave@phaselockedsystems.com>
parents:
9156
diff
changeset
|
1576 if (!reconstruct_parents ()) |
9190 | 1577 warning ("load: unable to reconstruct object inheritance"); |
9182
23af5910e5f5
make load work for derived classses
Robert T. Short <octave@phaselockedsystems.com>
parents:
9156
diff
changeset
|
1578 else |
8212
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1579 { |
9182
23af5910e5f5
make load work for derived classses
Robert T. Short <octave@phaselockedsystems.com>
parents:
9156
diff
changeset
|
1580 if (load_path::find_method (c_name, "loadobj") != std::string ()) |
23af5910e5f5
make load work for derived classses
Robert T. Short <octave@phaselockedsystems.com>
parents:
9156
diff
changeset
|
1581 { |
23af5910e5f5
make load work for derived classses
Robert T. Short <octave@phaselockedsystems.com>
parents:
9156
diff
changeset
|
1582 octave_value in = new octave_class (*this); |
23af5910e5f5
make load work for derived classses
Robert T. Short <octave@phaselockedsystems.com>
parents:
9156
diff
changeset
|
1583 octave_value_list tmp = feval ("loadobj", in, 1); |
8212
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1584 |
9182
23af5910e5f5
make load work for derived classses
Robert T. Short <octave@phaselockedsystems.com>
parents:
9156
diff
changeset
|
1585 if (! error_state) |
23af5910e5f5
make load work for derived classses
Robert T. Short <octave@phaselockedsystems.com>
parents:
9156
diff
changeset
|
1586 { |
23af5910e5f5
make load work for derived classses
Robert T. Short <octave@phaselockedsystems.com>
parents:
9156
diff
changeset
|
1587 map = tmp(0).map_value (); |
23af5910e5f5
make load work for derived classses
Robert T. Short <octave@phaselockedsystems.com>
parents:
9156
diff
changeset
|
1588 retval = true; |
23af5910e5f5
make load work for derived classses
Robert T. Short <octave@phaselockedsystems.com>
parents:
9156
diff
changeset
|
1589 } |
23af5910e5f5
make load work for derived classses
Robert T. Short <octave@phaselockedsystems.com>
parents:
9156
diff
changeset
|
1590 else |
23af5910e5f5
make load work for derived classses
Robert T. Short <octave@phaselockedsystems.com>
parents:
9156
diff
changeset
|
1591 retval = false; |
8212
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1592 } |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1593 else |
9182
23af5910e5f5
make load work for derived classses
Robert T. Short <octave@phaselockedsystems.com>
parents:
9156
diff
changeset
|
1594 retval = true; |
8212
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1595 } |
7338 | 1596 } |
1597 | |
8212
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1598 error_cleanup: |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1599 if (data_hid > 0) |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1600 H5Dclose (data_hid); |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1601 |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1602 if (data_hid > 0) |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1603 H5Gclose (group_hid); |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1604 |
7338 | 1605 return retval; |
1606 } | |
1607 | |
1608 #endif | |
1609 | |
1610 mxArray * | |
1611 octave_class::as_mxArray (void) const | |
1612 { | |
1613 gripe_wrong_type_arg ("octave_class::as_mxArray ()", type_name ()); | |
1614 | |
1615 return 0; | |
1616 } | |
1617 | |
1618 bool | |
9581
3d0d2bda3a0f
fix previous change, avoid duplicate loads of methods in descendant classes
Jaroslav Hajek <highegg@gmail.com>
parents:
9580
diff
changeset
|
1619 octave_class::in_class_method (void) |
7338 | 1620 { |
1621 octave_function *fcn = octave_call_stack::current (); | |
1622 | |
1623 return (fcn | |
8785
70f5a0375afd
oct-map.h: fix think-o in previous change
John W. Eaton <jwe@octave.org>
parents:
8782
diff
changeset
|
1624 && (fcn->is_class_method () |
70f5a0375afd
oct-map.h: fix think-o in previous change
John W. Eaton <jwe@octave.org>
parents:
8782
diff
changeset
|
1625 || fcn->is_class_constructor () |
70f5a0375afd
oct-map.h: fix think-o in previous change
John W. Eaton <jwe@octave.org>
parents:
8782
diff
changeset
|
1626 || fcn->is_private_function_of_class (class_name ())) |
9581
3d0d2bda3a0f
fix previous change, avoid duplicate loads of methods in descendant classes
Jaroslav Hajek <highegg@gmail.com>
parents:
9580
diff
changeset
|
1627 && find_parent_class (fcn->dispatch_class ())); |
7338 | 1628 } |
1629 | |
9151 | 1630 octave_class::exemplar_info::exemplar_info (const octave_value& obj) |
1631 : field_names (), parent_class_names () | |
1632 { | |
1633 if (obj.is_object ()) | |
1634 { | |
1635 Octave_map m = obj.map_value (); | |
1636 field_names = m.keys (); | |
1637 | |
1638 parent_class_names = obj.parent_class_name_list (); | |
1639 } | |
1640 else | |
1641 error ("invalid call to exmplar_info constructor"); | |
1642 } | |
1643 | |
1644 | |
1645 // A map from class names to lists of fields. | |
1646 std::map<std::string, octave_class::exemplar_info> octave_class::exemplar_map; | |
1647 | |
1648 bool | |
1649 octave_class::exemplar_info::compare (const octave_value& obj) const | |
1650 { | |
1651 bool retval = true; | |
1652 | |
1653 if (obj.is_object ()) | |
1654 { | |
1655 if (nfields () == obj.nfields ()) | |
1656 { | |
1657 Octave_map obj_map = obj.map_value (); | |
1658 string_vector obj_fnames = obj_map.keys (); | |
1659 string_vector fnames = fields (); | |
1660 | |
1661 for (octave_idx_type i = 0; i < nfields (); i++) | |
1662 { | |
1663 if (obj_fnames[i] != fnames[i]) | |
1664 { | |
1665 retval = false; | |
1666 error ("mismatch in field names"); | |
1667 break; | |
1668 } | |
1669 } | |
1670 | |
1671 if (nparents () == obj.nparents ()) | |
1672 { | |
1673 std::list<std::string> obj_parents | |
1674 = obj.parent_class_name_list (); | |
1675 std::list<std::string> pnames = parents (); | |
1676 | |
1677 std::list<std::string>::const_iterator p = obj_parents.begin (); | |
1678 std::list<std::string>::const_iterator q = pnames.begin (); | |
1679 | |
1680 while (p != obj_parents.end ()) | |
1681 { | |
1682 if (*p++ != *q++) | |
1683 { | |
1684 retval = false; | |
1685 error ("mismatch in parent classes"); | |
1686 break; | |
1687 } | |
1688 } | |
1689 } | |
1690 else | |
1691 { | |
1692 retval = false; | |
1693 error ("mismatch in number of parent classes"); | |
1694 } | |
1695 } | |
1696 else | |
1697 { | |
1698 retval = false; | |
1699 error ("mismatch in number of fields"); | |
1700 } | |
1701 } | |
1702 else | |
1703 { | |
1704 retval = false; | |
9206
5f36c6c9be13
Handle loading of objects with inheritance from MAT files.
Robert T. Short <octave@phaselockedsystems.com>
parents:
9190
diff
changeset
|
1705 error ("invalid comparison of class exemplar to non-class object"); |
9151 | 1706 } |
1707 | |
1708 return retval; | |
1709 } | |
1710 | |
7338 | 1711 DEFUN (class, args, , |
1712 "-*- texinfo -*-\n\ | |
1713 @deftypefn {Built-in Function} {} class (@var{expr})\n\ | |
1714 @deftypefnx {Built-in Function} {} class (@var{s}, @var{id})\n\ | |
9010
f914834836e7
Partial implementation of derived classes using the old form with "@" files.
rtshort@smoketree.phaselocked.com
parents:
8920
diff
changeset
|
1715 @deftypefnx {Built-in Function} {} class (@var{s}, @var{id}, @var{p}, @dots{})\n\ |
f914834836e7
Partial implementation of derived classes using the old form with "@" files.
rtshort@smoketree.phaselocked.com
parents:
8920
diff
changeset
|
1716 Return the class of the expression @var{expr} or create a class with\n\ |
f914834836e7
Partial implementation of derived classes using the old form with "@" files.
rtshort@smoketree.phaselocked.com
parents:
8920
diff
changeset
|
1717 fields from structure @var{s} and name (string) @var{id}. Additional\n\ |
f914834836e7
Partial implementation of derived classes using the old form with "@" files.
rtshort@smoketree.phaselocked.com
parents:
8920
diff
changeset
|
1718 arguments name a list of parent classes from which the new class is\n\ |
f914834836e7
Partial implementation of derived classes using the old form with "@" files.
rtshort@smoketree.phaselocked.com
parents:
8920
diff
changeset
|
1719 derived.\n\ |
7338 | 1720 @end deftypefn") |
1721 { | |
1722 octave_value retval; | |
1723 | |
1724 int nargin = args.length (); | |
1725 | |
9010
f914834836e7
Partial implementation of derived classes using the old form with "@" files.
rtshort@smoketree.phaselocked.com
parents:
8920
diff
changeset
|
1726 if (nargin == 0) |
f914834836e7
Partial implementation of derived classes using the old form with "@" files.
rtshort@smoketree.phaselocked.com
parents:
8920
diff
changeset
|
1727 print_usage (); |
f914834836e7
Partial implementation of derived classes using the old form with "@" files.
rtshort@smoketree.phaselocked.com
parents:
8920
diff
changeset
|
1728 else if (nargin == 1) |
7338 | 1729 retval = args(0).class_name (); |
9010
f914834836e7
Partial implementation of derived classes using the old form with "@" files.
rtshort@smoketree.phaselocked.com
parents:
8920
diff
changeset
|
1730 else |
7338 | 1731 { |
1732 Octave_map m = args(0).map_value (); | |
1733 | |
1734 if (! error_state) | |
1735 { | |
1736 std::string id = args(1).string_value (); | |
1737 | |
1738 if (! error_state) | |
1739 { | |
1740 octave_function *fcn = octave_call_stack::caller (); | |
1741 | |
1742 if (fcn && fcn->is_class_constructor ()) | |
9010
f914834836e7
Partial implementation of derived classes using the old form with "@" files.
rtshort@smoketree.phaselocked.com
parents:
8920
diff
changeset
|
1743 { |
f914834836e7
Partial implementation of derived classes using the old form with "@" files.
rtshort@smoketree.phaselocked.com
parents:
8920
diff
changeset
|
1744 if (nargin == 2) |
f914834836e7
Partial implementation of derived classes using the old form with "@" files.
rtshort@smoketree.phaselocked.com
parents:
8920
diff
changeset
|
1745 retval = octave_value (new octave_class (m, id)); |
f914834836e7
Partial implementation of derived classes using the old form with "@" files.
rtshort@smoketree.phaselocked.com
parents:
8920
diff
changeset
|
1746 else |
f914834836e7
Partial implementation of derived classes using the old form with "@" files.
rtshort@smoketree.phaselocked.com
parents:
8920
diff
changeset
|
1747 { |
f914834836e7
Partial implementation of derived classes using the old form with "@" files.
rtshort@smoketree.phaselocked.com
parents:
8920
diff
changeset
|
1748 octave_value_list parents = args.slice (2, nargin-2); |
f914834836e7
Partial implementation of derived classes using the old form with "@" files.
rtshort@smoketree.phaselocked.com
parents:
8920
diff
changeset
|
1749 |
f914834836e7
Partial implementation of derived classes using the old form with "@" files.
rtshort@smoketree.phaselocked.com
parents:
8920
diff
changeset
|
1750 retval = octave_value (new octave_class (m, id, parents)); |
f914834836e7
Partial implementation of derived classes using the old form with "@" files.
rtshort@smoketree.phaselocked.com
parents:
8920
diff
changeset
|
1751 } |
9151 | 1752 |
1753 if (! error_state) | |
1754 { | |
1755 octave_class::exemplar_const_iterator it | |
1756 = octave_class::exemplar_map.find (id); | |
1757 | |
1758 if (it == octave_class::exemplar_map.end ()) | |
1759 octave_class::exemplar_map[id] | |
1760 = octave_class::exemplar_info (retval); | |
1761 else if (! it->second.compare (retval)) | |
1762 error ("class: object of class `%s' does not match previously constructed objects", id.c_str ()); | |
1763 } | |
9010
f914834836e7
Partial implementation of derived classes using the old form with "@" files.
rtshort@smoketree.phaselocked.com
parents:
8920
diff
changeset
|
1764 } |
7338 | 1765 else |
1766 error ("class: invalid call from outside class constructor"); | |
1767 } | |
1768 else | |
1769 error ("class: expecting character string as second argument"); | |
1770 } | |
1771 else | |
1772 error ("class: expecting structure as first argument"); | |
1773 } | |
9010
f914834836e7
Partial implementation of derived classes using the old form with "@" files.
rtshort@smoketree.phaselocked.com
parents:
8920
diff
changeset
|
1774 |
f914834836e7
Partial implementation of derived classes using the old form with "@" files.
rtshort@smoketree.phaselocked.com
parents:
8920
diff
changeset
|
1775 return retval; |
f914834836e7
Partial implementation of derived classes using the old form with "@" files.
rtshort@smoketree.phaselocked.com
parents:
8920
diff
changeset
|
1776 } |
f914834836e7
Partial implementation of derived classes using the old form with "@" files.
rtshort@smoketree.phaselocked.com
parents:
8920
diff
changeset
|
1777 |
9147
5579998f8acf
Update to OOP facilities.
rtshort@bristlecone.phaselocked.com
parents:
9010
diff
changeset
|
1778 DEFUN (__isa_parent__, args, , |
5579998f8acf
Update to OOP facilities.
rtshort@bristlecone.phaselocked.com
parents:
9010
diff
changeset
|
1779 "-*- texinfo -*-\n\ |
5579998f8acf
Update to OOP facilities.
rtshort@bristlecone.phaselocked.com
parents:
9010
diff
changeset
|
1780 @deftypefn {Built-in Function} {} __isa_parent__ (@var{class}, @var{name})\n\ |
5579998f8acf
Update to OOP facilities.
rtshort@bristlecone.phaselocked.com
parents:
9010
diff
changeset
|
1781 Undocumented internal function.\n\ |
5579998f8acf
Update to OOP facilities.
rtshort@bristlecone.phaselocked.com
parents:
9010
diff
changeset
|
1782 @end deftypefn") |
5579998f8acf
Update to OOP facilities.
rtshort@bristlecone.phaselocked.com
parents:
9010
diff
changeset
|
1783 { |
5579998f8acf
Update to OOP facilities.
rtshort@bristlecone.phaselocked.com
parents:
9010
diff
changeset
|
1784 octave_value retval = false; |
5579998f8acf
Update to OOP facilities.
rtshort@bristlecone.phaselocked.com
parents:
9010
diff
changeset
|
1785 |
5579998f8acf
Update to OOP facilities.
rtshort@bristlecone.phaselocked.com
parents:
9010
diff
changeset
|
1786 if (args.length () == 2) |
5579998f8acf
Update to OOP facilities.
rtshort@bristlecone.phaselocked.com
parents:
9010
diff
changeset
|
1787 { |
5579998f8acf
Update to OOP facilities.
rtshort@bristlecone.phaselocked.com
parents:
9010
diff
changeset
|
1788 octave_value cls = args(0); |
5579998f8acf
Update to OOP facilities.
rtshort@bristlecone.phaselocked.com
parents:
9010
diff
changeset
|
1789 octave_value nm = args(1); |
5579998f8acf
Update to OOP facilities.
rtshort@bristlecone.phaselocked.com
parents:
9010
diff
changeset
|
1790 |
5579998f8acf
Update to OOP facilities.
rtshort@bristlecone.phaselocked.com
parents:
9010
diff
changeset
|
1791 if (! error_state) |
5579998f8acf
Update to OOP facilities.
rtshort@bristlecone.phaselocked.com
parents:
9010
diff
changeset
|
1792 { |
5579998f8acf
Update to OOP facilities.
rtshort@bristlecone.phaselocked.com
parents:
9010
diff
changeset
|
1793 if (cls.find_parent_class (nm.string_value ())) |
5579998f8acf
Update to OOP facilities.
rtshort@bristlecone.phaselocked.com
parents:
9010
diff
changeset
|
1794 retval = true; |
5579998f8acf
Update to OOP facilities.
rtshort@bristlecone.phaselocked.com
parents:
9010
diff
changeset
|
1795 } |
5579998f8acf
Update to OOP facilities.
rtshort@bristlecone.phaselocked.com
parents:
9010
diff
changeset
|
1796 else |
5579998f8acf
Update to OOP facilities.
rtshort@bristlecone.phaselocked.com
parents:
9010
diff
changeset
|
1797 error ("__isa_parent__: expecting arguments to be character strings"); |
5579998f8acf
Update to OOP facilities.
rtshort@bristlecone.phaselocked.com
parents:
9010
diff
changeset
|
1798 } |
5579998f8acf
Update to OOP facilities.
rtshort@bristlecone.phaselocked.com
parents:
9010
diff
changeset
|
1799 else |
5579998f8acf
Update to OOP facilities.
rtshort@bristlecone.phaselocked.com
parents:
9010
diff
changeset
|
1800 print_usage (); |
5579998f8acf
Update to OOP facilities.
rtshort@bristlecone.phaselocked.com
parents:
9010
diff
changeset
|
1801 |
5579998f8acf
Update to OOP facilities.
rtshort@bristlecone.phaselocked.com
parents:
9010
diff
changeset
|
1802 return retval; |
5579998f8acf
Update to OOP facilities.
rtshort@bristlecone.phaselocked.com
parents:
9010
diff
changeset
|
1803 } |
5579998f8acf
Update to OOP facilities.
rtshort@bristlecone.phaselocked.com
parents:
9010
diff
changeset
|
1804 |
9010
f914834836e7
Partial implementation of derived classes using the old form with "@" files.
rtshort@smoketree.phaselocked.com
parents:
8920
diff
changeset
|
1805 DEFUN (__parent_classes__, args, , |
f914834836e7
Partial implementation of derived classes using the old form with "@" files.
rtshort@smoketree.phaselocked.com
parents:
8920
diff
changeset
|
1806 "-*- texinfo -*-\n\ |
f914834836e7
Partial implementation of derived classes using the old form with "@" files.
rtshort@smoketree.phaselocked.com
parents:
8920
diff
changeset
|
1807 @deftypefn {Built-in Function} {} __parent_classes__ (@var{x})\n\ |
f914834836e7
Partial implementation of derived classes using the old form with "@" files.
rtshort@smoketree.phaselocked.com
parents:
8920
diff
changeset
|
1808 Undocumented internal function.\n\ |
f914834836e7
Partial implementation of derived classes using the old form with "@" files.
rtshort@smoketree.phaselocked.com
parents:
8920
diff
changeset
|
1809 @end deftypefn") |
f914834836e7
Partial implementation of derived classes using the old form with "@" files.
rtshort@smoketree.phaselocked.com
parents:
8920
diff
changeset
|
1810 { |
f914834836e7
Partial implementation of derived classes using the old form with "@" files.
rtshort@smoketree.phaselocked.com
parents:
8920
diff
changeset
|
1811 octave_value retval = Cell (); |
f914834836e7
Partial implementation of derived classes using the old form with "@" files.
rtshort@smoketree.phaselocked.com
parents:
8920
diff
changeset
|
1812 |
f914834836e7
Partial implementation of derived classes using the old form with "@" files.
rtshort@smoketree.phaselocked.com
parents:
8920
diff
changeset
|
1813 if (args.length () == 1) |
f914834836e7
Partial implementation of derived classes using the old form with "@" files.
rtshort@smoketree.phaselocked.com
parents:
8920
diff
changeset
|
1814 { |
f914834836e7
Partial implementation of derived classes using the old form with "@" files.
rtshort@smoketree.phaselocked.com
parents:
8920
diff
changeset
|
1815 octave_value arg = args(0); |
f914834836e7
Partial implementation of derived classes using the old form with "@" files.
rtshort@smoketree.phaselocked.com
parents:
8920
diff
changeset
|
1816 |
f914834836e7
Partial implementation of derived classes using the old form with "@" files.
rtshort@smoketree.phaselocked.com
parents:
8920
diff
changeset
|
1817 if (arg.is_object ()) |
f914834836e7
Partial implementation of derived classes using the old form with "@" files.
rtshort@smoketree.phaselocked.com
parents:
8920
diff
changeset
|
1818 retval = Cell (arg.parent_class_names ()); |
f914834836e7
Partial implementation of derived classes using the old form with "@" files.
rtshort@smoketree.phaselocked.com
parents:
8920
diff
changeset
|
1819 } |
7338 | 1820 else |
1821 print_usage (); | |
1822 | |
1823 return retval; | |
1824 } | |
1825 | |
1826 DEFUN (isobject, args, , | |
1827 "-*- texinfo -*-\n\ | |
1828 @deftypefn {Built-in Function} {} isobject (@var{x})\n\ | |
1829 Return true if @var{x} is a class object.\n\ | |
1830 @end deftypefn") | |
1831 { | |
1832 octave_value retval; | |
1833 | |
1834 if (args.length () == 1) | |
1835 retval = args(0).is_object (); | |
1836 else | |
1837 print_usage (); | |
1838 | |
1839 return retval; | |
1840 } | |
1841 | |
8154
265a821f6555
Add subsindex and ismethod functions
David Bateman <dbateman@free.fr>
parents:
7972
diff
changeset
|
1842 DEFUN (ismethod, args, , |
265a821f6555
Add subsindex and ismethod functions
David Bateman <dbateman@free.fr>
parents:
7972
diff
changeset
|
1843 "-*- texinfo -*-\n\ |
265a821f6555
Add subsindex and ismethod functions
David Bateman <dbateman@free.fr>
parents:
7972
diff
changeset
|
1844 @deftypefn {Built-in Function} {} ismethod (@var{x}, @var{method})\n\ |
265a821f6555
Add subsindex and ismethod functions
David Bateman <dbateman@free.fr>
parents:
7972
diff
changeset
|
1845 Return true if @var{x} is a class object and the string @var{method}\n\ |
265a821f6555
Add subsindex and ismethod functions
David Bateman <dbateman@free.fr>
parents:
7972
diff
changeset
|
1846 is a method of this class.\n\ |
265a821f6555
Add subsindex and ismethod functions
David Bateman <dbateman@free.fr>
parents:
7972
diff
changeset
|
1847 @end deftypefn") |
265a821f6555
Add subsindex and ismethod functions
David Bateman <dbateman@free.fr>
parents:
7972
diff
changeset
|
1848 { |
265a821f6555
Add subsindex and ismethod functions
David Bateman <dbateman@free.fr>
parents:
7972
diff
changeset
|
1849 octave_value retval; |
265a821f6555
Add subsindex and ismethod functions
David Bateman <dbateman@free.fr>
parents:
7972
diff
changeset
|
1850 |
265a821f6555
Add subsindex and ismethod functions
David Bateman <dbateman@free.fr>
parents:
7972
diff
changeset
|
1851 if (args.length () == 2) |
265a821f6555
Add subsindex and ismethod functions
David Bateman <dbateman@free.fr>
parents:
7972
diff
changeset
|
1852 { |
265a821f6555
Add subsindex and ismethod functions
David Bateman <dbateman@free.fr>
parents:
7972
diff
changeset
|
1853 octave_value arg = args(0); |
265a821f6555
Add subsindex and ismethod functions
David Bateman <dbateman@free.fr>
parents:
7972
diff
changeset
|
1854 |
265a821f6555
Add subsindex and ismethod functions
David Bateman <dbateman@free.fr>
parents:
7972
diff
changeset
|
1855 std::string class_name; |
265a821f6555
Add subsindex and ismethod functions
David Bateman <dbateman@free.fr>
parents:
7972
diff
changeset
|
1856 |
265a821f6555
Add subsindex and ismethod functions
David Bateman <dbateman@free.fr>
parents:
7972
diff
changeset
|
1857 if (arg.is_object ()) |
265a821f6555
Add subsindex and ismethod functions
David Bateman <dbateman@free.fr>
parents:
7972
diff
changeset
|
1858 class_name = arg.class_name (); |
265a821f6555
Add subsindex and ismethod functions
David Bateman <dbateman@free.fr>
parents:
7972
diff
changeset
|
1859 else if (arg.is_string ()) |
265a821f6555
Add subsindex and ismethod functions
David Bateman <dbateman@free.fr>
parents:
7972
diff
changeset
|
1860 class_name = arg.string_value (); |
265a821f6555
Add subsindex and ismethod functions
David Bateman <dbateman@free.fr>
parents:
7972
diff
changeset
|
1861 else |
265a821f6555
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David Bateman <dbateman@free.fr>
parents:
7972
diff
changeset
|
1862 error ("ismethod: expecting object or class name as first argument"); |
265a821f6555
Add subsindex and ismethod functions
David Bateman <dbateman@free.fr>
parents:
7972
diff
changeset
|
1863 |
265a821f6555
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David Bateman <dbateman@free.fr>
parents:
7972
diff
changeset
|
1864 if (! error_state) |
265a821f6555
Add subsindex and ismethod functions
David Bateman <dbateman@free.fr>
parents:
7972
diff
changeset
|
1865 { |
265a821f6555
Add subsindex and ismethod functions
David Bateman <dbateman@free.fr>
parents:
7972
diff
changeset
|
1866 std::string method = args(1).string_value (); |
265a821f6555
Add subsindex and ismethod functions
David Bateman <dbateman@free.fr>
parents:
7972
diff
changeset
|
1867 |
265a821f6555
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David Bateman <dbateman@free.fr>
parents:
7972
diff
changeset
|
1868 if (! error_state) |
265a821f6555
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David Bateman <dbateman@free.fr>
parents:
7972
diff
changeset
|
1869 { |
265a821f6555
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David Bateman <dbateman@free.fr>
parents:
7972
diff
changeset
|
1870 if (load_path::find_method (class_name, method) != std::string ()) |
265a821f6555
Add subsindex and ismethod functions
David Bateman <dbateman@free.fr>
parents:
7972
diff
changeset
|
1871 retval = true; |
265a821f6555
Add subsindex and ismethod functions
David Bateman <dbateman@free.fr>
parents:
7972
diff
changeset
|
1872 else |
265a821f6555
Add subsindex and ismethod functions
David Bateman <dbateman@free.fr>
parents:
7972
diff
changeset
|
1873 retval = false; |
265a821f6555
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David Bateman <dbateman@free.fr>
parents:
7972
diff
changeset
|
1874 } |
265a821f6555
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David Bateman <dbateman@free.fr>
parents:
7972
diff
changeset
|
1875 } |
265a821f6555
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David Bateman <dbateman@free.fr>
parents:
7972
diff
changeset
|
1876 } |
265a821f6555
Add subsindex and ismethod functions
David Bateman <dbateman@free.fr>
parents:
7972
diff
changeset
|
1877 else |
265a821f6555
Add subsindex and ismethod functions
David Bateman <dbateman@free.fr>
parents:
7972
diff
changeset
|
1878 print_usage (); |
265a821f6555
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David Bateman <dbateman@free.fr>
parents:
7972
diff
changeset
|
1879 |
265a821f6555
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David Bateman <dbateman@free.fr>
parents:
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diff
changeset
|
1880 return retval; |
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1881 } |
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1882 |
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1883 DEFUN (methods, args, nargout, |
7338 | 1884 "-*- texinfo -*-\n\ |
1885 @deftypefn {Built-in Function} {} methods (@var{x})\n\ | |
1886 @deftypefnx {Built-in Function} {} methods (\"classname\")\n\ | |
1887 Return a cell array containing the names of the methods for the\n\ | |
1888 object @var{x} or the named class.\n\ | |
1889 @end deftypefn") | |
1890 { | |
1891 octave_value retval; | |
1892 | |
1893 if (args.length () == 1) | |
1894 { | |
1895 octave_value arg = args(0); | |
1896 | |
1897 std::string class_name; | |
1898 | |
1899 if (arg.is_object ()) | |
1900 class_name = arg.class_name (); | |
1901 else if (arg.is_string ()) | |
1902 class_name = arg.string_value (); | |
1903 else | |
1904 error ("methods: expecting object or class name as argument"); | |
1905 | |
1906 if (! error_state) | |
1907 { | |
1908 string_vector sv = load_path::methods (class_name); | |
1909 | |
1910 if (nargout == 0) | |
1911 { | |
1912 octave_stdout << "Methods for class " << class_name << ":\n\n"; | |
1913 | |
1914 sv.list_in_columns (octave_stdout); | |
1915 | |
1916 octave_stdout << std::endl; | |
1917 } | |
1918 else | |
9206
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1919 retval = Cell (sv); |
7338 | 1920 } |
1921 } | |
1922 else | |
1923 print_usage (); | |
1924 | |
1925 return retval; | |
1926 } | |
1927 | |
1928 static bool | |
1929 is_built_in_class (const std::string& cn) | |
1930 { | |
1931 static std::set<std::string> built_in_class_names; | |
1932 | |
1933 if (built_in_class_names.empty ()) | |
1934 { | |
1935 built_in_class_names.insert ("double"); | |
1936 built_in_class_names.insert ("single"); | |
1937 built_in_class_names.insert ("cell"); | |
1938 built_in_class_names.insert ("struct"); | |
1939 built_in_class_names.insert ("logical"); | |
1940 built_in_class_names.insert ("char"); | |
1941 built_in_class_names.insert ("function handle"); | |
1942 built_in_class_names.insert ("int8"); | |
1943 built_in_class_names.insert ("uint8"); | |
1944 built_in_class_names.insert ("int16"); | |
1945 built_in_class_names.insert ("uint16"); | |
1946 built_in_class_names.insert ("int32"); | |
1947 built_in_class_names.insert ("uint32"); | |
1948 built_in_class_names.insert ("int64"); | |
1949 built_in_class_names.insert ("uint64"); | |
1950 } | |
1951 | |
1952 return built_in_class_names.find (cn) != built_in_class_names.end (); | |
1953 } | |
1954 | |
1955 DEFUN (superiorto, args, , | |
1956 "-*- texinfo -*-\n\ | |
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1957 @deftypefn {Built-in Function} {} superiorto (@var{class_name}, @dots{})\n\ |
7338 | 1958 When called from a class constructor, mark the object currently\n\ |
1959 constructed as having a higher precedence than @var{class_name}.\n\ | |
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1960 More that one such class can be specified in a single call.\n\ |
7338 | 1961 This function may only be called from a class constructor.\n\ |
1962 @end deftypefn") | |
1963 { | |
1964 octave_value retval; | |
1965 | |
1966 octave_function *fcn = octave_call_stack::caller (); | |
1967 | |
1968 if (fcn && fcn->is_class_constructor ()) | |
1969 { | |
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1970 for (int i = 0; i < args.length(); i++) |
7338 | 1971 { |
8219
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1972 std::string class_name = args(i).string_value (); |
7338 | 1973 |
1974 if (! error_state) | |
1975 { | |
1976 if (! is_built_in_class (class_name)) | |
1977 { | |
1978 std::string this_class_name = fcn->name (); | |
1979 | |
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1980 if (! symbol_table::set_class_relationship (this_class_name, |
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1981 class_name)) |
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1982 { |
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1983 error ("superiorto: precedence already set for %s and %s", |
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1984 this_class_name.c_str (), class_name.c_str ()); |
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|
1985 break; |
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diff
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|
1986 } |
7338 | 1987 } |
1988 else | |
1989 { | |
1990 // User defined classes always have higher precedence | |
1991 // than built-in classes. | |
1992 } | |
1993 } | |
1994 else | |
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|
1995 { |
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|
1996 error ("superiorto: expecting argument to be class name"); |
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diff
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|
1997 break; |
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|
1998 } |
7338 | 1999 } |
2000 } | |
2001 else | |
2002 error ("superiorto: invalid call from outside class constructor"); | |
2003 | |
2004 return retval; | |
2005 } | |
2006 | |
2007 DEFUN (inferiorto, args, , | |
2008 "-*- texinfo -*-\n\ | |
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2009 @deftypefn {Built-in Function} {} inferiorto (@var{class_name}, @dots{})\n\ |
7338 | 2010 When called from a class constructor, mark the object currently\n\ |
2011 constructed as having a lower precedence than @var{class_name}.\n\ | |
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2012 More that one such class can be specified in a single call.\n\ |
7338 | 2013 This function may only be called from a class constructor.\n\ |
2014 @end deftypefn") | |
2015 { | |
2016 octave_value retval; | |
2017 | |
2018 octave_function *fcn = octave_call_stack::caller (); | |
2019 | |
2020 if (fcn && fcn->is_class_constructor ()) | |
2021 { | |
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2022 for (int i = 0; i < args.length(); i++) |
7338 | 2023 { |
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|
2024 std::string class_name = args(i).string_value (); |
7338 | 2025 |
2026 if (! error_state) | |
2027 { | |
2028 if (! is_built_in_class (class_name)) | |
2029 { | |
2030 std::string this_class_name = fcn->name (); | |
2031 | |
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|
2032 symbol_table::set_class_relationship (class_name, |
5bf4e2c13ed8
make superiorto and inferiorto work
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|
2033 this_class_name); |
5bf4e2c13ed8
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7960
diff
changeset
|
2034 |
5bf4e2c13ed8
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|
2035 if (! symbol_table::set_class_relationship (this_class_name, |
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changeset
|
2036 class_name)) |
8219
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parents:
8212
diff
changeset
|
2037 { |
f8a885ccd5b4
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parents:
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diff
changeset
|
2038 error ("inferiorto: precedence already set for %s and %s", |
f8a885ccd5b4
allow multiple args for inferiorto and superiorto
David Bateman <dbateman@free.fr>
parents:
8212
diff
changeset
|
2039 this_class_name.c_str (), class_name.c_str ()); |
f8a885ccd5b4
allow multiple args for inferiorto and superiorto
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parents:
8212
diff
changeset
|
2040 break; |
f8a885ccd5b4
allow multiple args for inferiorto and superiorto
David Bateman <dbateman@free.fr>
parents:
8212
diff
changeset
|
2041 } |
7338 | 2042 } |
2043 else | |
8219
f8a885ccd5b4
allow multiple args for inferiorto and superiorto
David Bateman <dbateman@free.fr>
parents:
8212
diff
changeset
|
2044 { |
f8a885ccd5b4
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parents:
8212
diff
changeset
|
2045 error ("inferiorto: cannot give user-defined class lower precedence than built-in class"); |
f8a885ccd5b4
allow multiple args for inferiorto and superiorto
David Bateman <dbateman@free.fr>
parents:
8212
diff
changeset
|
2046 break; |
f8a885ccd5b4
allow multiple args for inferiorto and superiorto
David Bateman <dbateman@free.fr>
parents:
8212
diff
changeset
|
2047 } |
7338 | 2048 } |
2049 else | |
8219
f8a885ccd5b4
allow multiple args for inferiorto and superiorto
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parents:
8212
diff
changeset
|
2050 { |
f8a885ccd5b4
allow multiple args for inferiorto and superiorto
David Bateman <dbateman@free.fr>
parents:
8212
diff
changeset
|
2051 error ("inferiorto: expecting argument to be class name"); |
f8a885ccd5b4
allow multiple args for inferiorto and superiorto
David Bateman <dbateman@free.fr>
parents:
8212
diff
changeset
|
2052 break; |
f8a885ccd5b4
allow multiple args for inferiorto and superiorto
David Bateman <dbateman@free.fr>
parents:
8212
diff
changeset
|
2053 } |
7338 | 2054 } |
2055 } | |
2056 else | |
2057 error ("inferiorto: invalid call from outside class constructor"); | |
2058 | |
2059 return retval; | |
2060 } | |
2061 | |
2062 /* | |
2063 ;;; Local Variables: *** | |
2064 ;;; mode: C++ *** | |
2065 ;;; End: *** | |
2066 */ |