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33a17831 PP |
1 | /* |
2 | * Copyright (c) 2020 Philippe Proulx <pproulx@efficios.com> | |
3 | * | |
4 | * SPDX-License-Identifier: MIT | |
5 | */ | |
6 | ||
7 | #ifndef BABELTRACE_CPP_COMMON_BT2_VALUE_HPP | |
8 | #define BABELTRACE_CPP_COMMON_BT2_VALUE_HPP | |
9 | ||
10 | #include <type_traits> | |
11 | #include <cstdint> | |
12 | #include <functional> | |
13 | #include <babeltrace2/babeltrace.h> | |
14 | ||
15 | #include "common/assert.h" | |
16 | #include "common/common.h" | |
17 | #include "internal/borrowed-obj.hpp" | |
18 | #include "internal/shared-obj.hpp" | |
19 | #include "internal/utils.hpp" | |
20 | #include "cpp-common/optional.hpp" | |
21 | #include "cpp-common/string_view.hpp" | |
22 | #include "lib-error.hpp" | |
23 | ||
24 | namespace bt2 { | |
25 | ||
26 | namespace internal { | |
27 | ||
28 | struct ValueRefFuncs final | |
29 | { | |
30 | static void get(const bt_value * const libObjPtr) | |
31 | { | |
32 | bt_value_get_ref(libObjPtr); | |
33 | } | |
34 | ||
35 | static void put(const bt_value * const libObjPtr) | |
36 | { | |
37 | bt_value_put_ref(libObjPtr); | |
38 | } | |
39 | }; | |
40 | ||
41 | template <typename ObjT, typename LibObjT> | |
42 | using SharedValue = internal::SharedObj<ObjT, LibObjT, internal::ValueRefFuncs>; | |
43 | ||
44 | } // namespace internal | |
45 | ||
46 | template <typename LibObjT> | |
47 | class CommonNullValue; | |
48 | ||
49 | template <typename LibObjT> | |
50 | class CommonBoolValue; | |
51 | ||
52 | template <typename LibObjT> | |
53 | class CommonUnsignedIntegerValue; | |
54 | ||
55 | template <typename LibObjT> | |
56 | class CommonSignedIntegerValue; | |
57 | ||
58 | template <typename LibObjT> | |
59 | class CommonRealValue; | |
60 | ||
61 | template <typename LibObjT> | |
62 | class CommonStringValue; | |
63 | ||
64 | template <typename LibObjT> | |
65 | class CommonArrayValue; | |
66 | ||
67 | template <typename LibObjT> | |
68 | class CommonMapValue; | |
69 | ||
70 | enum class ValueType | |
71 | { | |
72 | NUL = BT_VALUE_TYPE_NULL, | |
73 | BOOL = BT_VALUE_TYPE_BOOL, | |
74 | UNSIGNED_INTEGER = BT_VALUE_TYPE_UNSIGNED_INTEGER, | |
75 | SIGNED_INTEGER = BT_VALUE_TYPE_SIGNED_INTEGER, | |
76 | REAL = BT_VALUE_TYPE_REAL, | |
77 | STRING = BT_VALUE_TYPE_STRING, | |
78 | ARRAY = BT_VALUE_TYPE_ARRAY, | |
79 | MAP = BT_VALUE_TYPE_MAP, | |
80 | }; | |
81 | ||
cfc44919 PP |
82 | template <typename LibObjT> |
83 | class CommonClockClass; | |
84 | ||
12435a68 PP |
85 | template <typename LibObjT> |
86 | class CommonFieldClass; | |
87 | ||
74fc764d PP |
88 | template <typename LibObjT> |
89 | class CommonTraceClass; | |
90 | ||
91 | template <typename LibObjT> | |
92 | class CommonStreamClass; | |
93 | ||
94 | template <typename LibObjT> | |
95 | class CommonEventClass; | |
96 | ||
97 | template <typename LibObjT> | |
98 | class CommonStream; | |
99 | ||
33a17831 PP |
100 | template <typename LibObjT> |
101 | class CommonValue : public internal::BorrowedObj<LibObjT> | |
102 | { | |
103 | // Allow append() to call `val._libObjPtr()` | |
104 | friend class CommonArrayValue<bt_value>; | |
105 | ||
106 | // Allow insert() to call `val._libObjPtr()` | |
107 | friend class CommonMapValue<bt_value>; | |
108 | ||
cfc44919 PP |
109 | // Allow userAttributes() to call `val._libObjPtr()` |
110 | friend class CommonClockClass<bt_clock_class>; | |
12435a68 | 111 | friend class CommonFieldClass<bt_field_class>; |
74fc764d PP |
112 | friend class CommonTraceClass<bt_trace_class>; |
113 | friend class CommonStreamClass<bt_stream_class>; | |
114 | friend class CommonEventClass<bt_event_class>; | |
115 | friend class CommonStream<bt_stream>; | |
cfc44919 | 116 | |
33a17831 PP |
117 | // Allow operator==() to call `other._libObjPtr()` |
118 | friend class CommonValue<bt_value>; | |
119 | friend class CommonValue<const bt_value>; | |
120 | ||
121 | private: | |
122 | using typename internal::BorrowedObj<LibObjT>::_ThisBorrowedObj; | |
123 | ||
124 | protected: | |
125 | using typename internal::BorrowedObj<LibObjT>::_LibObjPtr; | |
126 | using _ThisCommonValue = CommonValue<LibObjT>; | |
127 | ||
128 | public: | |
129 | using Shared = internal::SharedValue<CommonValue<LibObjT>, LibObjT>; | |
130 | ||
131 | explicit CommonValue(const _LibObjPtr libObjPtr) noexcept : _ThisBorrowedObj {libObjPtr} | |
132 | { | |
133 | } | |
134 | ||
135 | template <typename OtherLibObjT> | |
136 | CommonValue(const CommonValue<OtherLibObjT>& val) noexcept : _ThisBorrowedObj {val} | |
137 | { | |
138 | } | |
139 | ||
140 | template <typename OtherLibObjT> | |
141 | _ThisCommonValue& operator=(const CommonValue<OtherLibObjT>& val) noexcept | |
142 | { | |
143 | _ThisBorrowedObj::operator=(val); | |
144 | return *this; | |
145 | } | |
146 | ||
147 | ValueType type() const noexcept | |
148 | { | |
149 | return static_cast<ValueType>(bt_value_get_type(this->_libObjPtr())); | |
150 | } | |
151 | ||
152 | bool isNull() const noexcept | |
153 | { | |
154 | return this->_libTypeIs(BT_VALUE_TYPE_NULL); | |
155 | } | |
156 | ||
157 | bool isBool() const noexcept | |
158 | { | |
159 | return this->_libTypeIs(BT_VALUE_TYPE_BOOL); | |
160 | } | |
161 | ||
162 | bool isInteger() const noexcept | |
163 | { | |
164 | return this->_libTypeIs(BT_VALUE_TYPE_INTEGER); | |
165 | } | |
166 | ||
167 | bool isUnsignedInteger() const noexcept | |
168 | { | |
169 | return this->_libTypeIs(BT_VALUE_TYPE_UNSIGNED_INTEGER); | |
170 | } | |
171 | ||
172 | bool isSignedInteger() const noexcept | |
173 | { | |
174 | return this->_libTypeIs(BT_VALUE_TYPE_SIGNED_INTEGER); | |
175 | } | |
176 | ||
177 | bool isReal() const noexcept | |
178 | { | |
179 | return this->_libTypeIs(BT_VALUE_TYPE_REAL); | |
180 | } | |
181 | ||
182 | bool isString() const noexcept | |
183 | { | |
184 | return this->_libTypeIs(BT_VALUE_TYPE_STRING); | |
185 | } | |
186 | ||
187 | bool isArray() const noexcept | |
188 | { | |
189 | return this->_libTypeIs(BT_VALUE_TYPE_ARRAY); | |
190 | } | |
191 | ||
192 | bool isMap() const noexcept | |
193 | { | |
194 | return this->_libTypeIs(BT_VALUE_TYPE_MAP); | |
195 | } | |
196 | ||
197 | template <typename OtherLibObjT> | |
198 | bool operator==(const CommonValue<OtherLibObjT>& other) const noexcept | |
199 | { | |
200 | return static_cast<bool>(bt_value_is_equal(this->_libObjPtr(), other._libObjPtr())); | |
201 | } | |
202 | ||
203 | template <typename OtherLibObjT> | |
204 | bool operator!=(const CommonValue<OtherLibObjT>& other) const noexcept | |
205 | { | |
206 | return !(*this == other); | |
207 | } | |
208 | ||
209 | Shared shared() const noexcept | |
210 | { | |
211 | return Shared {*this}; | |
212 | } | |
213 | ||
214 | CommonNullValue<LibObjT> asNull() const noexcept; | |
215 | CommonBoolValue<LibObjT> asBool() const noexcept; | |
216 | CommonSignedIntegerValue<LibObjT> asSignedInteger() const noexcept; | |
217 | CommonUnsignedIntegerValue<LibObjT> asUnsignedInteger() const noexcept; | |
218 | CommonRealValue<LibObjT> asReal() const noexcept; | |
219 | CommonStringValue<LibObjT> asString() const noexcept; | |
220 | CommonArrayValue<LibObjT> asArray() const noexcept; | |
221 | CommonMapValue<LibObjT> asMap() const noexcept; | |
222 | ||
223 | protected: | |
224 | bool _libTypeIs(const bt_value_type type) const noexcept | |
225 | { | |
226 | return bt_value_type_is(bt_value_get_type(this->_libObjPtr()), type); | |
227 | } | |
228 | }; | |
229 | ||
230 | using Value = CommonValue<bt_value>; | |
231 | using ConstValue = CommonValue<const bt_value>; | |
232 | ||
233 | template <typename LibObjT> | |
234 | class CommonNullValue final : public CommonValue<LibObjT> | |
235 | { | |
236 | private: | |
237 | using typename CommonValue<LibObjT>::_ThisCommonValue; | |
238 | ||
239 | public: | |
240 | using Shared = internal::SharedValue<CommonNullValue<LibObjT>, LibObjT>; | |
241 | ||
242 | CommonNullValue() noexcept : _ThisCommonValue {bt_value_null} | |
243 | { | |
244 | } | |
245 | ||
246 | template <typename OtherLibObjT> | |
247 | CommonNullValue(const CommonNullValue<OtherLibObjT>& val) noexcept : _ThisCommonValue {val} | |
248 | { | |
249 | } | |
250 | ||
251 | template <typename OtherLibObjT> | |
252 | CommonNullValue<LibObjT>& operator=(const CommonNullValue<OtherLibObjT>& val) noexcept | |
253 | { | |
254 | _ThisCommonValue::operator=(val); | |
255 | return *this; | |
256 | } | |
257 | ||
258 | Shared shared() const noexcept | |
259 | { | |
260 | return Shared {*this}; | |
261 | } | |
262 | }; | |
263 | ||
264 | using NullValue = CommonNullValue<bt_value>; | |
265 | using ConstNullValue = CommonNullValue<const bt_value>; | |
266 | ||
267 | template <typename LibObjT> | |
268 | class CommonBoolValue final : public CommonValue<LibObjT> | |
269 | { | |
270 | private: | |
271 | using typename CommonValue<LibObjT>::_LibObjPtr; | |
272 | using typename CommonValue<LibObjT>::_ThisCommonValue; | |
273 | ||
274 | public: | |
275 | using Shared = internal::SharedValue<CommonBoolValue<LibObjT>, LibObjT>; | |
276 | using Value = bool; | |
277 | ||
278 | explicit CommonBoolValue(const _LibObjPtr libObjPtr) noexcept : _ThisCommonValue {libObjPtr} | |
279 | { | |
280 | BT_ASSERT_DBG(this->isBool()); | |
281 | } | |
282 | ||
283 | template <typename OtherLibObjT> | |
284 | CommonBoolValue(const CommonBoolValue<OtherLibObjT>& val) noexcept : _ThisCommonValue {val} | |
285 | { | |
286 | } | |
287 | ||
288 | static Shared create(const Value rawVal = false) | |
289 | { | |
290 | const auto libObjPtr = bt_value_bool_create_init(static_cast<bt_bool>(rawVal)); | |
291 | ||
292 | internal::validateCreatedObjPtr(libObjPtr); | |
293 | return Shared {CommonBoolValue<LibObjT> {libObjPtr}}; | |
294 | } | |
295 | ||
296 | template <typename OtherLibObjT> | |
297 | CommonBoolValue<LibObjT>& operator=(const CommonBoolValue<OtherLibObjT>& val) noexcept | |
298 | { | |
299 | _ThisCommonValue::operator=(val); | |
300 | return *this; | |
301 | } | |
302 | ||
303 | CommonBoolValue<LibObjT>& operator=(const Value rawVal) noexcept | |
304 | { | |
305 | static_assert(!std::is_const<LibObjT>::value, "`LibObjT` must NOT be `const`."); | |
306 | ||
307 | bt_value_bool_set(this->_libObjPtr(), static_cast<bt_bool>(rawVal)); | |
308 | return *this; | |
309 | } | |
310 | ||
311 | Value value() const noexcept | |
312 | { | |
313 | return static_cast<Value>(bt_value_bool_get(this->_libObjPtr())); | |
314 | } | |
315 | ||
316 | operator Value() const noexcept | |
317 | { | |
318 | return this->value(); | |
319 | } | |
320 | ||
321 | Shared shared() const noexcept | |
322 | { | |
323 | return Shared {*this}; | |
324 | } | |
325 | }; | |
326 | ||
327 | using BoolValue = CommonBoolValue<bt_value>; | |
328 | using ConstBoolValue = CommonBoolValue<const bt_value>; | |
329 | ||
330 | template <typename LibObjT> | |
331 | class CommonUnsignedIntegerValue final : public CommonValue<LibObjT> | |
332 | { | |
333 | private: | |
334 | using typename CommonValue<LibObjT>::_LibObjPtr; | |
335 | using typename CommonValue<LibObjT>::_ThisCommonValue; | |
336 | ||
337 | public: | |
338 | using Shared = internal::SharedValue<CommonUnsignedIntegerValue<LibObjT>, LibObjT>; | |
339 | using Value = std::uint64_t; | |
340 | ||
341 | explicit CommonUnsignedIntegerValue(const _LibObjPtr libObjPtr) noexcept : | |
342 | _ThisCommonValue {libObjPtr} | |
343 | { | |
344 | BT_ASSERT_DBG(this->isUnsignedInteger()); | |
345 | } | |
346 | ||
347 | static Shared create(const Value rawVal = 0) | |
348 | { | |
349 | const auto libObjPtr = bt_value_integer_unsigned_create_init(rawVal); | |
350 | ||
351 | internal::validateCreatedObjPtr(libObjPtr); | |
352 | return Shared {CommonUnsignedIntegerValue<LibObjT> {libObjPtr}}; | |
353 | } | |
354 | ||
355 | template <typename OtherLibObjT> | |
356 | CommonUnsignedIntegerValue(const CommonUnsignedIntegerValue<OtherLibObjT>& val) noexcept : | |
357 | _ThisCommonValue {val} | |
358 | { | |
359 | } | |
360 | ||
361 | template <typename OtherLibObjT> | |
362 | CommonUnsignedIntegerValue<LibObjT>& | |
363 | operator=(const CommonUnsignedIntegerValue<OtherLibObjT>& val) noexcept | |
364 | { | |
365 | static_assert(!std::is_const<LibObjT>::value, "`LibObjT` must NOT be `const`."); | |
366 | ||
367 | _ThisCommonValue::operator=(val); | |
368 | return *this; | |
369 | } | |
370 | ||
371 | CommonUnsignedIntegerValue<LibObjT>& operator=(const Value rawVal) noexcept | |
372 | { | |
373 | bt_value_integer_unsigned_set(this->_libObjPtr(), rawVal); | |
374 | return *this; | |
375 | } | |
376 | ||
377 | Value value() const noexcept | |
378 | { | |
379 | return bt_value_integer_unsigned_get(this->_libObjPtr()); | |
380 | } | |
381 | ||
382 | operator Value() const noexcept | |
383 | { | |
384 | return this->value(); | |
385 | } | |
386 | ||
387 | Shared shared() const noexcept | |
388 | { | |
389 | return Shared {*this}; | |
390 | } | |
391 | }; | |
392 | ||
393 | using UnsignedIntegerValue = CommonUnsignedIntegerValue<bt_value>; | |
394 | using ConstUnsignedIntegerValue = CommonUnsignedIntegerValue<const bt_value>; | |
395 | ||
396 | template <typename LibObjT> | |
397 | class CommonSignedIntegerValue final : public CommonValue<LibObjT> | |
398 | { | |
399 | private: | |
400 | using typename CommonValue<LibObjT>::_LibObjPtr; | |
401 | using typename CommonValue<LibObjT>::_ThisCommonValue; | |
402 | ||
403 | public: | |
404 | using Shared = internal::SharedValue<CommonSignedIntegerValue<LibObjT>, LibObjT>; | |
405 | using Value = std::int64_t; | |
406 | ||
407 | explicit CommonSignedIntegerValue(const _LibObjPtr libObjPtr) noexcept : | |
408 | _ThisCommonValue {libObjPtr} | |
409 | { | |
410 | BT_ASSERT_DBG(this->isSignedInteger()); | |
411 | } | |
412 | ||
413 | static Shared create(const Value rawVal = 0) | |
414 | { | |
415 | const auto libObjPtr = bt_value_integer_signed_create_init(rawVal); | |
416 | ||
417 | internal::validateCreatedObjPtr(libObjPtr); | |
418 | return Shared {CommonSignedIntegerValue<LibObjT> {libObjPtr}}; | |
419 | } | |
420 | ||
421 | template <typename OtherLibObjT> | |
422 | CommonSignedIntegerValue(const CommonSignedIntegerValue<OtherLibObjT>& val) noexcept : | |
423 | _ThisCommonValue {val} | |
424 | { | |
425 | } | |
426 | ||
427 | template <typename OtherLibObjT> | |
428 | CommonSignedIntegerValue<LibObjT>& | |
429 | operator=(const CommonSignedIntegerValue<OtherLibObjT>& val) noexcept | |
430 | { | |
431 | _ThisCommonValue::operator=(val); | |
432 | return *this; | |
433 | } | |
434 | ||
435 | CommonSignedIntegerValue<LibObjT>& operator=(const Value rawVal) noexcept | |
436 | { | |
437 | static_assert(!std::is_const<LibObjT>::value, "`LibObjT` must NOT be `const`."); | |
438 | ||
439 | bt_value_integer_signed_set(this->_libObjPtr(), rawVal); | |
440 | return *this; | |
441 | } | |
442 | ||
443 | Value value() const noexcept | |
444 | { | |
445 | return bt_value_integer_signed_get(this->_libObjPtr()); | |
446 | } | |
447 | ||
448 | operator Value() const noexcept | |
449 | { | |
450 | return this->value(); | |
451 | } | |
452 | ||
453 | Shared shared() const noexcept | |
454 | { | |
455 | return Shared {*this}; | |
456 | } | |
457 | }; | |
458 | ||
459 | using SignedIntegerValue = CommonSignedIntegerValue<bt_value>; | |
460 | using ConstSignedIntegerValue = CommonSignedIntegerValue<const bt_value>; | |
461 | ||
462 | template <typename LibObjT> | |
463 | class CommonRealValue final : public CommonValue<LibObjT> | |
464 | { | |
465 | private: | |
466 | using typename CommonValue<LibObjT>::_LibObjPtr; | |
467 | using typename CommonValue<LibObjT>::_ThisCommonValue; | |
468 | ||
469 | public: | |
470 | using Shared = internal::SharedValue<CommonRealValue<LibObjT>, LibObjT>; | |
471 | using Value = double; | |
472 | ||
473 | explicit CommonRealValue(const _LibObjPtr libObjPtr) noexcept : _ThisCommonValue {libObjPtr} | |
474 | { | |
475 | BT_ASSERT_DBG(this->isReal()); | |
476 | } | |
477 | ||
478 | static Shared create(const Value rawVal = 0) | |
479 | { | |
480 | const auto libObjPtr = bt_value_real_create_init(rawVal); | |
481 | ||
482 | internal::validateCreatedObjPtr(libObjPtr); | |
483 | return Shared {CommonRealValue<LibObjT> {libObjPtr}}; | |
484 | } | |
485 | ||
486 | template <typename OtherLibObjT> | |
487 | CommonRealValue(const CommonRealValue<OtherLibObjT>& val) noexcept : _ThisCommonValue {val} | |
488 | { | |
489 | } | |
490 | ||
491 | template <typename OtherLibObjT> | |
492 | CommonRealValue<LibObjT>& operator=(const CommonRealValue<OtherLibObjT>& val) noexcept | |
493 | { | |
494 | _ThisCommonValue::operator=(val); | |
495 | return *this; | |
496 | } | |
497 | ||
498 | CommonRealValue<LibObjT>& operator=(const Value rawVal) noexcept | |
499 | { | |
500 | static_assert(!std::is_const<LibObjT>::value, "`LibObjT` must NOT be `const`."); | |
501 | ||
502 | bt_value_real_set(this->_libObjPtr(), rawVal); | |
503 | return *this; | |
504 | } | |
505 | ||
506 | Value value() const noexcept | |
507 | { | |
508 | return bt_value_real_get(this->_libObjPtr()); | |
509 | } | |
510 | ||
511 | operator Value() const noexcept | |
512 | { | |
513 | return this->value(); | |
514 | } | |
515 | ||
516 | Shared shared() const noexcept | |
517 | { | |
518 | return Shared {*this}; | |
519 | } | |
520 | }; | |
521 | ||
522 | using RealValue = CommonRealValue<bt_value>; | |
523 | using ConstRealValue = CommonRealValue<const bt_value>; | |
524 | ||
525 | template <typename LibObjT> | |
526 | class CommonStringValue final : public CommonValue<LibObjT> | |
527 | { | |
528 | private: | |
529 | using typename CommonValue<LibObjT>::_LibObjPtr; | |
530 | using typename CommonValue<LibObjT>::_ThisCommonValue; | |
531 | ||
532 | public: | |
533 | using Shared = internal::SharedValue<CommonStringValue<LibObjT>, LibObjT>; | |
534 | ||
535 | explicit CommonStringValue(const _LibObjPtr libObjPtr) noexcept : _ThisCommonValue {libObjPtr} | |
536 | { | |
537 | BT_ASSERT_DBG(this->isString()); | |
538 | } | |
539 | ||
540 | static Shared create(const char * const rawVal = "") | |
541 | { | |
542 | const auto libObjPtr = bt_value_string_create_init(rawVal); | |
543 | ||
544 | internal::validateCreatedObjPtr(libObjPtr); | |
545 | return Shared {CommonStringValue<LibObjT> {libObjPtr}}; | |
546 | } | |
547 | ||
548 | static Shared create(const std::string& rawVal) | |
549 | { | |
550 | return CommonStringValue<LibObjT>::create(rawVal.data()); | |
551 | } | |
552 | ||
553 | template <typename OtherLibObjT> | |
554 | CommonStringValue(const CommonStringValue<OtherLibObjT>& val) noexcept : _ThisCommonValue {val} | |
555 | { | |
556 | } | |
557 | ||
558 | template <typename OtherLibObjT> | |
559 | CommonStringValue<LibObjT>& operator=(const CommonStringValue<OtherLibObjT>& val) noexcept | |
560 | { | |
561 | _ThisCommonValue::operator=(val); | |
562 | return *this; | |
563 | } | |
564 | ||
565 | CommonStringValue<LibObjT>& operator=(const char * const rawVal) | |
566 | { | |
567 | static_assert(!std::is_const<LibObjT>::value, "`LibObjT` must NOT be `const`."); | |
568 | ||
569 | const auto status = bt_value_string_set(this->_libObjPtr(), rawVal); | |
570 | ||
571 | if (status == BT_VALUE_STRING_SET_STATUS_MEMORY_ERROR) { | |
572 | throw LibMemoryError {}; | |
573 | } | |
574 | ||
575 | return *this; | |
576 | } | |
577 | ||
578 | CommonStringValue<LibObjT>& operator=(const std::string& rawVal) noexcept | |
579 | { | |
580 | return *this = rawVal.data(); | |
581 | } | |
582 | ||
583 | bpstd::string_view value() const noexcept | |
584 | { | |
585 | return bt_value_string_get(this->_libObjPtr()); | |
586 | } | |
587 | ||
588 | Shared shared() const noexcept | |
589 | { | |
590 | return Shared {*this}; | |
591 | } | |
592 | }; | |
593 | ||
594 | using StringValue = CommonStringValue<bt_value>; | |
595 | using ConstStringValue = CommonStringValue<const bt_value>; | |
596 | ||
597 | namespace internal { | |
598 | ||
599 | template <typename LibObjT> | |
600 | struct CommonArrayValueSpec; | |
601 | ||
602 | // Functions specific to mutable array values | |
603 | template <> | |
604 | struct CommonArrayValueSpec<bt_value> final | |
605 | { | |
606 | static bt_value *elementByIndex(bt_value * const libValPtr, const std::uint64_t index) noexcept | |
607 | { | |
608 | return bt_value_array_borrow_element_by_index(libValPtr, index); | |
609 | } | |
610 | }; | |
611 | ||
612 | // Functions specific to constant array values | |
613 | template <> | |
614 | struct CommonArrayValueSpec<const bt_value> final | |
615 | { | |
616 | static const bt_value *elementByIndex(const bt_value * const libValPtr, | |
617 | const std::uint64_t index) noexcept | |
618 | { | |
619 | return bt_value_array_borrow_element_by_index_const(libValPtr, index); | |
620 | } | |
621 | }; | |
622 | ||
623 | } // namespace internal | |
624 | ||
625 | template <typename LibObjT> | |
626 | class CommonArrayValue final : public CommonValue<LibObjT> | |
627 | { | |
628 | private: | |
629 | using typename CommonValue<LibObjT>::_LibObjPtr; | |
630 | using typename CommonValue<LibObjT>::_ThisCommonValue; | |
631 | ||
632 | public: | |
633 | using Shared = internal::SharedValue<CommonArrayValue<LibObjT>, LibObjT>; | |
634 | ||
635 | explicit CommonArrayValue(const _LibObjPtr libObjPtr) noexcept : _ThisCommonValue {libObjPtr} | |
636 | { | |
637 | BT_ASSERT_DBG(this->isArray()); | |
638 | } | |
639 | ||
640 | static Shared create() | |
641 | { | |
642 | const auto libObjPtr = bt_value_array_create(); | |
643 | ||
644 | internal::validateCreatedObjPtr(libObjPtr); | |
645 | return Shared {CommonArrayValue<LibObjT> {libObjPtr}}; | |
646 | } | |
647 | ||
648 | template <typename OtherLibObjT> | |
649 | CommonArrayValue(const CommonArrayValue<OtherLibObjT>& val) noexcept : _ThisCommonValue {val} | |
650 | { | |
651 | } | |
652 | ||
653 | template <typename OtherLibObjT> | |
654 | CommonArrayValue<LibObjT>& operator=(const CommonArrayValue<OtherLibObjT>& val) noexcept | |
655 | { | |
656 | _ThisCommonValue::operator=(val); | |
657 | return *this; | |
658 | } | |
659 | ||
660 | std::uint64_t length() const noexcept | |
661 | { | |
662 | return bt_value_array_get_length(this->_libObjPtr()); | |
663 | } | |
664 | ||
665 | bool isEmpty() const noexcept | |
666 | { | |
667 | return this->length() == 0; | |
668 | } | |
669 | ||
670 | ConstValue operator[](const std::uint64_t index) const noexcept | |
671 | { | |
672 | return ConstValue {internal::CommonArrayValueSpec<const bt_value>::elementByIndex( | |
673 | this->_libObjPtr(), index)}; | |
674 | } | |
675 | ||
676 | CommonValue<LibObjT> operator[](const std::uint64_t index) noexcept | |
677 | { | |
678 | return CommonValue<LibObjT> { | |
679 | internal::CommonArrayValueSpec<LibObjT>::elementByIndex(this->_libObjPtr(), index)}; | |
680 | } | |
681 | ||
682 | void append(const Value& val) | |
683 | { | |
684 | static_assert(!std::is_const<LibObjT>::value, "`LibObjT` must NOT be `const`."); | |
685 | ||
686 | const auto status = bt_value_array_append_element(this->_libObjPtr(), val._libObjPtr()); | |
687 | ||
688 | this->_handleAppendLibStatus(status); | |
689 | } | |
690 | ||
691 | void append(const bool rawVal) | |
692 | { | |
693 | static_assert(!std::is_const<LibObjT>::value, "`LibObjT` must NOT be `const`."); | |
694 | ||
695 | const auto status = | |
696 | bt_value_array_append_bool_element(this->_libObjPtr(), static_cast<bt_bool>(rawVal)); | |
697 | ||
698 | this->_handleAppendLibStatus(status); | |
699 | } | |
700 | ||
701 | void append(const std::uint64_t rawVal) | |
702 | { | |
703 | static_assert(!std::is_const<LibObjT>::value, "`LibObjT` must NOT be `const`."); | |
704 | ||
705 | const auto status = | |
706 | bt_value_array_append_unsigned_integer_element(this->_libObjPtr(), rawVal); | |
707 | ||
708 | this->_handleAppendLibStatus(status); | |
709 | } | |
710 | ||
711 | void append(const std::int64_t rawVal) | |
712 | { | |
713 | static_assert(!std::is_const<LibObjT>::value, "`LibObjT` must NOT be `const`."); | |
714 | ||
715 | const auto status = | |
716 | bt_value_array_append_signed_integer_element(this->_libObjPtr(), rawVal); | |
717 | ||
718 | this->_handleAppendLibStatus(status); | |
719 | } | |
720 | ||
721 | void append(const double rawVal) | |
722 | { | |
723 | static_assert(!std::is_const<LibObjT>::value, "`LibObjT` must NOT be `const`."); | |
724 | ||
725 | const auto status = bt_value_array_append_real_element(this->_libObjPtr(), rawVal); | |
726 | ||
727 | this->_handleAppendLibStatus(status); | |
728 | } | |
729 | ||
730 | void append(const char * const rawVal) | |
731 | { | |
732 | static_assert(!std::is_const<LibObjT>::value, "`LibObjT` must NOT be `const`."); | |
733 | ||
734 | const auto status = bt_value_array_append_string_element(this->_libObjPtr(), rawVal); | |
735 | ||
736 | this->_handleAppendLibStatus(status); | |
737 | } | |
738 | ||
739 | void append(const std::string& rawVal) | |
740 | { | |
741 | this->append(rawVal.data()); | |
742 | } | |
743 | ||
744 | CommonArrayValue<bt_value> appendEmptyArray(); | |
745 | CommonMapValue<bt_value> appendEmptyMap(); | |
746 | ||
747 | void operator+=(const Value& val) | |
748 | { | |
749 | this->append(val); | |
750 | } | |
751 | ||
752 | void operator+=(const bool rawVal) | |
753 | { | |
754 | this->append(rawVal); | |
755 | } | |
756 | ||
757 | void operator+=(const std::uint64_t rawVal) | |
758 | { | |
759 | this->append(rawVal); | |
760 | } | |
761 | ||
762 | void operator+=(const std::int64_t rawVal) | |
763 | { | |
764 | this->append(rawVal); | |
765 | } | |
766 | ||
767 | void operator+=(const double rawVal) | |
768 | { | |
769 | this->append(rawVal); | |
770 | } | |
771 | ||
772 | void operator+=(const char * const rawVal) | |
773 | { | |
774 | this->append(rawVal); | |
775 | } | |
776 | ||
777 | void operator+=(const std::string& rawVal) | |
778 | { | |
779 | this->append(rawVal); | |
780 | } | |
781 | ||
782 | Shared shared() const noexcept | |
783 | { | |
784 | return Shared {*this}; | |
785 | } | |
786 | ||
787 | private: | |
788 | void _handleAppendLibStatus(const bt_value_array_append_element_status status) const | |
789 | { | |
790 | if (status == BT_VALUE_ARRAY_APPEND_ELEMENT_STATUS_MEMORY_ERROR) { | |
791 | throw LibMemoryError {}; | |
792 | } | |
793 | } | |
794 | }; | |
795 | ||
796 | using ArrayValue = CommonArrayValue<bt_value>; | |
797 | using ConstArrayValue = CommonArrayValue<const bt_value>; | |
798 | ||
799 | namespace internal { | |
800 | ||
801 | /* | |
802 | * Type of a user function passed to `CommonMapValue<ObjT>::forEach()`. | |
803 | * | |
804 | * First argument is the entry's key, second is its value. | |
805 | */ | |
806 | template <typename ObjT> | |
807 | using CommonMapValueForEachUserFunc = std::function<void(const bpstd::string_view&, ObjT)>; | |
808 | ||
809 | /* | |
810 | * Template of a function to be passed to bt_value_map_foreach_entry() | |
811 | * for bt_value_map_foreach_entry_const() which calls a user function. | |
812 | * | |
813 | * `userData` is casted to a `const` pointer to | |
814 | * `CommonMapValueForEachUserFunc<ObjT>` (the user function to call). | |
815 | * | |
816 | * This function catches any exception which the user function throws | |
817 | * and returns the `ErrorStatus` value. If there's no execption, this | |
818 | * function returns the `OkStatus` value. | |
819 | */ | |
820 | template <typename ObjT, typename LibObjT, typename LibStatusT, int OkStatus, int ErrorStatus> | |
821 | LibStatusT mapValueForEachLibFunc(const char * const key, LibObjT * const libObjPtr, | |
822 | void * const userData) | |
823 | { | |
824 | const auto& userFunc = *reinterpret_cast<const CommonMapValueForEachUserFunc<ObjT> *>(userData); | |
825 | ||
826 | try { | |
827 | userFunc(key, ObjT {libObjPtr}); | |
828 | } catch (...) { | |
829 | return static_cast<LibStatusT>(ErrorStatus); | |
830 | } | |
831 | ||
832 | return static_cast<LibStatusT>(OkStatus); | |
833 | } | |
834 | ||
835 | template <typename LibObjT> | |
836 | struct CommonMapValueSpec; | |
837 | ||
838 | // Functions specific to mutable map values | |
839 | template <> | |
840 | struct CommonMapValueSpec<bt_value> final | |
841 | { | |
842 | static bt_value *entryByKey(bt_value * const libValPtr, const char * const key) noexcept | |
843 | { | |
844 | return bt_value_map_borrow_entry_value(libValPtr, key); | |
845 | } | |
846 | ||
847 | static void forEach(bt_value * const libValPtr, | |
848 | const CommonMapValueForEachUserFunc<Value>& func) | |
849 | { | |
850 | const auto status = bt_value_map_foreach_entry( | |
851 | libValPtr, | |
852 | mapValueForEachLibFunc<Value, bt_value, bt_value_map_foreach_entry_func_status, | |
853 | BT_VALUE_MAP_FOREACH_ENTRY_FUNC_STATUS_OK, | |
854 | BT_VALUE_MAP_FOREACH_ENTRY_FUNC_STATUS_ERROR>, | |
855 | const_cast<void *>(reinterpret_cast<const void *>(&func))); | |
856 | ||
857 | switch (status) { | |
858 | case BT_VALUE_MAP_FOREACH_ENTRY_STATUS_OK: | |
859 | return; | |
860 | case BT_VALUE_MAP_FOREACH_ENTRY_STATUS_USER_ERROR: | |
861 | case BT_VALUE_MAP_FOREACH_ENTRY_STATUS_ERROR: | |
862 | throw LibError {}; | |
863 | default: | |
864 | bt_common_abort(); | |
865 | } | |
866 | } | |
867 | }; | |
868 | ||
869 | // Functions specific to constant map values | |
870 | template <> | |
871 | struct CommonMapValueSpec<const bt_value> final | |
872 | { | |
873 | static const bt_value *entryByKey(const bt_value * const libValPtr, | |
874 | const char * const key) noexcept | |
875 | { | |
876 | return bt_value_map_borrow_entry_value_const(libValPtr, key); | |
877 | } | |
878 | ||
879 | static void forEach(const bt_value * const libValPtr, | |
880 | const CommonMapValueForEachUserFunc<ConstValue>& func) | |
881 | { | |
882 | const auto status = bt_value_map_foreach_entry_const( | |
883 | libValPtr, | |
884 | mapValueForEachLibFunc<ConstValue, const bt_value, | |
885 | bt_value_map_foreach_entry_const_func_status, | |
886 | BT_VALUE_MAP_FOREACH_ENTRY_CONST_FUNC_STATUS_OK, | |
887 | BT_VALUE_MAP_FOREACH_ENTRY_CONST_FUNC_STATUS_ERROR>, | |
888 | const_cast<void *>(reinterpret_cast<const void *>(&func))); | |
889 | ||
890 | switch (status) { | |
891 | case BT_VALUE_MAP_FOREACH_ENTRY_CONST_STATUS_OK: | |
892 | return; | |
893 | case BT_VALUE_MAP_FOREACH_ENTRY_CONST_STATUS_USER_ERROR: | |
894 | case BT_VALUE_MAP_FOREACH_ENTRY_CONST_STATUS_ERROR: | |
895 | throw LibError {}; | |
896 | default: | |
897 | bt_common_abort(); | |
898 | } | |
899 | } | |
900 | }; | |
901 | ||
902 | } // namespace internal | |
903 | ||
904 | template <typename LibObjT> | |
905 | class CommonMapValue final : public CommonValue<LibObjT> | |
906 | { | |
907 | private: | |
908 | using typename CommonValue<LibObjT>::_LibObjPtr; | |
909 | using typename CommonValue<LibObjT>::_ThisCommonValue; | |
910 | ||
911 | public: | |
912 | using Shared = internal::SharedValue<CommonMapValue<LibObjT>, LibObjT>; | |
913 | ||
914 | explicit CommonMapValue(const _LibObjPtr libObjPtr) noexcept : _ThisCommonValue {libObjPtr} | |
915 | { | |
916 | BT_ASSERT_DBG(this->isMap()); | |
917 | } | |
918 | ||
919 | static Shared create() | |
920 | { | |
921 | const auto libObjPtr = bt_value_map_create(); | |
922 | ||
923 | internal::validateCreatedObjPtr(libObjPtr); | |
924 | return Shared {CommonMapValue<LibObjT> {libObjPtr}}; | |
925 | } | |
926 | ||
927 | template <typename OtherLibObjT> | |
928 | CommonMapValue(const CommonMapValue<OtherLibObjT>& val) noexcept : _ThisCommonValue {val} | |
929 | { | |
930 | } | |
931 | ||
932 | template <typename OtherLibObjT> | |
933 | CommonMapValue<LibObjT>& operator=(const CommonMapValue<OtherLibObjT>& val) noexcept | |
934 | { | |
935 | _ThisCommonValue::operator=(val); | |
936 | return *this; | |
937 | } | |
938 | ||
939 | std::uint64_t size() const noexcept | |
940 | { | |
941 | return bt_value_map_get_size(this->_libObjPtr()); | |
942 | } | |
943 | ||
944 | bool isEmpty() const noexcept | |
945 | { | |
946 | return this->size() == 0; | |
947 | } | |
948 | ||
949 | nonstd::optional<ConstValue> operator[](const char * const key) const noexcept | |
950 | { | |
951 | const auto libObjPtr = | |
952 | internal::CommonMapValueSpec<const bt_value>::entryByKey(this->_libObjPtr(), key); | |
953 | ||
954 | if (!libObjPtr) { | |
955 | return nonstd::nullopt; | |
956 | } | |
957 | ||
958 | return ConstValue {libObjPtr}; | |
959 | } | |
960 | ||
961 | nonstd::optional<ConstValue> operator[](const std::string& key) const noexcept | |
962 | { | |
963 | return (*this)[key.data()]; | |
964 | } | |
965 | ||
966 | nonstd::optional<CommonValue<LibObjT>> operator[](const char * const key) noexcept | |
967 | { | |
968 | const auto libObjPtr = | |
969 | internal::CommonMapValueSpec<LibObjT>::entryByKey(this->_libObjPtr(), key); | |
970 | ||
971 | if (!libObjPtr) { | |
972 | return nonstd::nullopt; | |
973 | } | |
974 | ||
975 | return CommonValue<LibObjT> {libObjPtr}; | |
976 | } | |
977 | ||
978 | nonstd::optional<CommonValue<LibObjT>> operator[](const std::string& key) noexcept | |
979 | { | |
980 | return (*this)[key.data()]; | |
981 | } | |
982 | ||
983 | bool hasEntry(const char * const key) const noexcept | |
984 | { | |
985 | return static_cast<bool>(bt_value_map_has_entry(this->_libObjPtr(), key)); | |
986 | } | |
987 | ||
988 | bool hasEntry(const std::string& key) const noexcept | |
989 | { | |
990 | return this->hasEntry(key.data()); | |
991 | } | |
992 | ||
993 | void insert(const char * const key, const Value& val) | |
994 | { | |
995 | static_assert(!std::is_const<LibObjT>::value, "`LibObjT` must NOT be `const`."); | |
996 | ||
997 | const auto status = bt_value_map_insert_entry(this->_libObjPtr(), key, val._libObjPtr()); | |
998 | ||
999 | this->_handleInsertLibStatus(status); | |
1000 | } | |
1001 | ||
1002 | void insert(const std::string& key, const Value& val) | |
1003 | { | |
1004 | this->insert(key.data(), val); | |
1005 | } | |
1006 | ||
1007 | void insert(const char * const key, const bool rawVal) | |
1008 | { | |
1009 | static_assert(!std::is_const<LibObjT>::value, "`LibObjT` must NOT be `const`."); | |
1010 | ||
1011 | const auto status = | |
1012 | bt_value_map_insert_bool_entry(this->_libObjPtr(), key, static_cast<bt_bool>(rawVal)); | |
1013 | ||
1014 | this->_handleInsertLibStatus(status); | |
1015 | } | |
1016 | ||
1017 | void insert(const std::string& key, const bool rawVal) | |
1018 | { | |
1019 | this->insert(key.data(), rawVal); | |
1020 | } | |
1021 | ||
1022 | void insert(const char * const key, const std::uint64_t rawVal) | |
1023 | { | |
1024 | static_assert(!std::is_const<LibObjT>::value, "`LibObjT` must NOT be `const`."); | |
1025 | ||
1026 | const auto status = | |
1027 | bt_value_map_insert_unsigned_integer_entry(this->_libObjPtr(), key, rawVal); | |
1028 | ||
1029 | this->_handleInsertLibStatus(status); | |
1030 | } | |
1031 | ||
1032 | void insert(const std::string& key, const std::uint64_t rawVal) | |
1033 | { | |
1034 | this->insert(key.data(), rawVal); | |
1035 | } | |
1036 | ||
1037 | void insert(const char * const key, const std::int64_t rawVal) | |
1038 | { | |
1039 | static_assert(!std::is_const<LibObjT>::value, "`LibObjT` must NOT be `const`."); | |
1040 | ||
1041 | const auto status = | |
1042 | bt_value_map_insert_signed_integer_entry(this->_libObjPtr(), key, rawVal); | |
1043 | ||
1044 | this->_handleInsertLibStatus(status); | |
1045 | } | |
1046 | ||
1047 | void insert(const std::string& key, const std::int64_t rawVal) | |
1048 | { | |
1049 | this->insert(key.data(), rawVal); | |
1050 | } | |
1051 | ||
1052 | void insert(const char * const key, const double rawVal) | |
1053 | { | |
1054 | static_assert(!std::is_const<LibObjT>::value, "`LibObjT` must NOT be `const`."); | |
1055 | ||
1056 | const auto status = bt_value_map_insert_real_entry(this->_libObjPtr(), key, rawVal); | |
1057 | ||
1058 | this->_handleInsertLibStatus(status); | |
1059 | } | |
1060 | ||
1061 | void insert(const std::string& key, const double rawVal) | |
1062 | { | |
1063 | this->insert(key.data(), rawVal); | |
1064 | } | |
1065 | ||
1066 | void insert(const char * const key, const char * const rawVal) | |
1067 | { | |
1068 | static_assert(!std::is_const<LibObjT>::value, "`LibObjT` must NOT be `const`."); | |
1069 | ||
1070 | const auto status = bt_value_map_insert_string_entry(this->_libObjPtr(), key, rawVal); | |
1071 | ||
1072 | this->_handleInsertLibStatus(status); | |
1073 | } | |
1074 | ||
1075 | void insert(const char * const key, const std::string& rawVal) | |
1076 | { | |
1077 | this->insert(key, rawVal.data()); | |
1078 | } | |
1079 | ||
1080 | void insert(const std::string& key, const char * const rawVal) | |
1081 | { | |
1082 | this->insert(key.data(), rawVal); | |
1083 | } | |
1084 | ||
1085 | void insert(const std::string& key, const std::string& rawVal) | |
1086 | { | |
1087 | this->insert(key.data(), rawVal.data()); | |
1088 | } | |
1089 | ||
1090 | CommonArrayValue<bt_value> insertEmptyArray(const char *key); | |
1091 | CommonArrayValue<bt_value> insertEmptyArray(const std::string& key); | |
1092 | CommonMapValue<bt_value> insertEmptyMap(const char *key); | |
1093 | CommonMapValue<bt_value> insertEmptyMap(const std::string& key); | |
1094 | ||
1095 | void forEach(const internal::CommonMapValueForEachUserFunc<ConstValue>& func) const | |
1096 | { | |
1097 | internal::CommonMapValueSpec<const bt_value>::forEach(this->_libObjPtr(), func); | |
1098 | } | |
1099 | ||
1100 | void forEach(const internal::CommonMapValueForEachUserFunc<CommonValue<LibObjT>>& func) | |
1101 | { | |
1102 | internal::CommonMapValueSpec<LibObjT>::forEach(this->_libObjPtr(), func); | |
1103 | } | |
1104 | ||
1105 | Shared shared() const noexcept | |
1106 | { | |
1107 | return Shared {*this}; | |
1108 | } | |
1109 | ||
1110 | private: | |
1111 | void _handleInsertLibStatus(const bt_value_map_insert_entry_status status) const | |
1112 | { | |
1113 | if (status == BT_VALUE_MAP_INSERT_ENTRY_STATUS_MEMORY_ERROR) { | |
1114 | throw LibMemoryError {}; | |
1115 | } | |
1116 | } | |
1117 | }; | |
1118 | ||
1119 | using MapValue = CommonMapValue<bt_value>; | |
1120 | using ConstMapValue = CommonMapValue<const bt_value>; | |
1121 | ||
1122 | template <typename LibObjT> | |
1123 | CommonNullValue<LibObjT> CommonValue<LibObjT>::asNull() const noexcept | |
1124 | { | |
1125 | BT_ASSERT_DBG(this->isNull()); | |
1126 | return CommonNullValue<LibObjT> {this->_libObjPtr()}; | |
1127 | } | |
1128 | ||
1129 | template <typename LibObjT> | |
1130 | CommonBoolValue<LibObjT> CommonValue<LibObjT>::asBool() const noexcept | |
1131 | { | |
1132 | BT_ASSERT_DBG(this->isBool()); | |
1133 | return CommonBoolValue<LibObjT> {this->_libObjPtr()}; | |
1134 | } | |
1135 | ||
1136 | template <typename LibObjT> | |
1137 | CommonSignedIntegerValue<LibObjT> CommonValue<LibObjT>::asSignedInteger() const noexcept | |
1138 | { | |
1139 | BT_ASSERT_DBG(this->isSignedInteger()); | |
1140 | return CommonSignedIntegerValue<LibObjT> {this->_libObjPtr()}; | |
1141 | } | |
1142 | ||
1143 | template <typename LibObjT> | |
1144 | CommonUnsignedIntegerValue<LibObjT> CommonValue<LibObjT>::asUnsignedInteger() const noexcept | |
1145 | { | |
1146 | BT_ASSERT_DBG(this->isUnsignedInteger()); | |
1147 | return CommonUnsignedIntegerValue<LibObjT> {this->_libObjPtr()}; | |
1148 | } | |
1149 | ||
1150 | template <typename LibObjT> | |
1151 | CommonRealValue<LibObjT> CommonValue<LibObjT>::asReal() const noexcept | |
1152 | { | |
1153 | BT_ASSERT_DBG(this->isReal()); | |
1154 | return CommonRealValue<LibObjT> {this->_libObjPtr()}; | |
1155 | } | |
1156 | ||
1157 | template <typename LibObjT> | |
1158 | CommonStringValue<LibObjT> CommonValue<LibObjT>::asString() const noexcept | |
1159 | { | |
1160 | BT_ASSERT_DBG(this->isString()); | |
1161 | return CommonStringValue<LibObjT> {this->_libObjPtr()}; | |
1162 | } | |
1163 | ||
1164 | template <typename LibObjT> | |
1165 | CommonArrayValue<LibObjT> CommonValue<LibObjT>::asArray() const noexcept | |
1166 | { | |
1167 | BT_ASSERT_DBG(this->isArray()); | |
1168 | return CommonArrayValue<LibObjT> {this->_libObjPtr()}; | |
1169 | } | |
1170 | ||
1171 | template <typename LibObjT> | |
1172 | CommonMapValue<LibObjT> CommonValue<LibObjT>::asMap() const noexcept | |
1173 | { | |
1174 | BT_ASSERT_DBG(this->isMap()); | |
1175 | return CommonMapValue<LibObjT> {this->_libObjPtr()}; | |
1176 | } | |
1177 | ||
1178 | template <typename LibObjT> | |
1179 | ArrayValue CommonArrayValue<LibObjT>::appendEmptyArray() | |
1180 | { | |
1181 | static_assert(!std::is_const<LibObjT>::value, "`LibObjT` must NOT be `const`."); | |
1182 | ||
1183 | bt_value *libElemPtr; | |
1184 | const auto status = bt_value_array_append_empty_array_element(this->_libObjPtr(), &libElemPtr); | |
1185 | ||
1186 | this->_handleAppendLibStatus(status); | |
1187 | return ArrayValue {libElemPtr}; | |
1188 | } | |
1189 | ||
1190 | template <typename LibObjT> | |
1191 | MapValue CommonArrayValue<LibObjT>::appendEmptyMap() | |
1192 | { | |
1193 | static_assert(!std::is_const<LibObjT>::value, "`LibObjT` must NOT be `const`."); | |
1194 | ||
1195 | bt_value *libElemPtr; | |
1196 | const auto status = bt_value_array_append_empty_map_element(this->_libObjPtr(), &libElemPtr); | |
1197 | ||
1198 | this->_handleAppendLibStatus(status); | |
1199 | return MapValue {libElemPtr}; | |
1200 | } | |
1201 | ||
1202 | template <typename LibObjT> | |
1203 | ArrayValue CommonMapValue<LibObjT>::insertEmptyArray(const char * const key) | |
1204 | { | |
1205 | static_assert(!std::is_const<LibObjT>::value, "`LibObjT` must NOT be `const`."); | |
1206 | ||
1207 | bt_value *libEntryPtr; | |
1208 | const auto status = | |
1209 | bt_value_map_insert_empty_array_entry(this->_libObjPtr(), key, &libEntryPtr); | |
1210 | ||
1211 | this->_handleInsertLibStatus(status); | |
1212 | return ArrayValue {libEntryPtr}; | |
1213 | } | |
1214 | ||
1215 | template <typename LibObjT> | |
1216 | ArrayValue CommonMapValue<LibObjT>::insertEmptyArray(const std::string& key) | |
1217 | { | |
1218 | return this->insertEmptyArray(key.data()); | |
1219 | } | |
1220 | ||
1221 | template <typename LibObjT> | |
1222 | MapValue CommonMapValue<LibObjT>::insertEmptyMap(const char * const key) | |
1223 | { | |
1224 | static_assert(!std::is_const<LibObjT>::value, "`LibObjT` must NOT be `const`."); | |
1225 | ||
1226 | bt_value *libEntryPtr; | |
1227 | const auto status = bt_value_map_insert_empty_map_entry(this->_libObjPtr(), key, &libEntryPtr); | |
1228 | ||
1229 | this->_handleInsertLibStatus(status); | |
1230 | return MapValue {libEntryPtr}; | |
1231 | } | |
1232 | ||
1233 | template <typename LibObjT> | |
1234 | MapValue CommonMapValue<LibObjT>::insertEmptyMap(const std::string& key) | |
1235 | { | |
1236 | return this->insertEmptyMap(key.data()); | |
1237 | } | |
1238 | ||
1239 | inline BoolValue::Shared createValue(const bool rawVal) | |
1240 | { | |
1241 | return BoolValue::create(rawVal); | |
1242 | } | |
1243 | ||
1244 | inline UnsignedIntegerValue::Shared createValue(const std::uint64_t rawVal) | |
1245 | { | |
1246 | return UnsignedIntegerValue::create(rawVal); | |
1247 | } | |
1248 | ||
1249 | inline SignedIntegerValue::Shared createValue(const std::int64_t rawVal) | |
1250 | { | |
1251 | return SignedIntegerValue::create(rawVal); | |
1252 | } | |
1253 | ||
1254 | inline RealValue::Shared createValue(const double rawVal) | |
1255 | { | |
1256 | return RealValue::create(rawVal); | |
1257 | } | |
1258 | ||
1259 | inline StringValue::Shared createValue(const char * const rawVal) | |
1260 | { | |
1261 | return StringValue::create(rawVal); | |
1262 | } | |
1263 | ||
1264 | inline StringValue::Shared createValue(const std::string& rawVal) | |
1265 | { | |
1266 | return StringValue::create(rawVal); | |
1267 | } | |
1268 | ||
1269 | } // namespace bt2 | |
1270 | ||
1271 | #endif // BABELTRACE_CPP_COMMON_BT2_VALUE_HPP |