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