1 /* 2 * Copyright (c) 2021-2022 Huawei Device Co., Ltd. 3 * Licensed under the Apache License, Version 2.0 (the "License"); 4 * you may not use this file except in compliance with the License. 5 * You may obtain a copy of the License at 6 * 7 * http://www.apache.org/licenses/LICENSE-2.0 8 * 9 * Unless required by applicable law or agreed to in writing, software 10 * distributed under the License is distributed on an "AS IS" BASIS, 11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12 * See the License for the specific language governing permissions and 13 * limitations under the License. 14 */ 15 16 #ifndef FOUNDATION_APPEXECFWK_ABILITY_THREAD_H 17 #define FOUNDATION_APPEXECFWK_ABILITY_THREAD_H 18 19 #include "want.h" 20 #include "ability_manager_client.h" 21 #include "ability_manager_interface.h" 22 #include "ability.h" 23 #include "ability_local_record.h" 24 #include "context.h" 25 #include "extension_impl.h" 26 #include "ohos_application.h" 27 #include "ability_scheduler_stub.h" 28 #include "pac_map.h" 29 #include "ohos/aafwk/base/ipc_singleton.h" 30 #include "dummy_values_bucket.h" 31 #include "dummy_data_ability_predicates.h" 32 #include "dummy_result_set.h" 33 34 namespace OHOS { 35 namespace AppExecFwk { 36 using AbilitySchedulerStub = OHOS::AAFwk::AbilitySchedulerStub; 37 using LifeCycleStateInfo = OHOS::AAFwk::LifeCycleStateInfo; 38 class AbilityImpl; 39 class Ability; 40 class AbilityHandler; 41 class AbilityLocalRecord; 42 class ApplicationImpl; 43 class OHOSApplication; 44 class AbilityHandler; 45 class AbilityThread : public AbilitySchedulerStub { 46 public: 47 /** 48 * @brief Default constructor used to create a AbilityThread instance. 49 */ 50 AbilityThread(); 51 ~AbilityThread(); 52 53 /** 54 * @description: Attach The ability thread to the main process. 55 * @param application Indicates the main process. 56 * @param abilityRecord Indicates the abilityRecord. 57 * @param mainRunner The runner which main_thread holds. 58 * @param appContext the AbilityRuntime context 59 */ 60 static void AbilityThreadMain(std::shared_ptr<OHOSApplication> &application, 61 const std::shared_ptr<AbilityLocalRecord> &abilityRecord, const std::shared_ptr<EventRunner> &mainRunner, 62 const std::shared_ptr<AbilityRuntime::Context> &appContext); 63 64 /** 65 * @description: Attach The ability thread to the main process. 66 * @param application Indicates the main process. 67 * @param abilityRecord Indicates the abilityRecord. 68 * @param appContext the AbilityRuntime context 69 */ 70 static void AbilityThreadMain( 71 std::shared_ptr<OHOSApplication> &application, const std::shared_ptr<AbilityLocalRecord> &abilityRecord, 72 const std::shared_ptr<AbilityRuntime::Context> &appContext); 73 74 /** 75 * @description: Attach The ability thread to the main process. 76 * @param application Indicates the main process. 77 * @param abilityRecord Indicates the abilityRecord. 78 * @param mainRunner The runner which main_thread holds. 79 */ 80 void Attach(std::shared_ptr<OHOSApplication> &application, const std::shared_ptr<AbilityLocalRecord> &abilityRecord, 81 const std::shared_ptr<EventRunner> &mainRunner, const std::shared_ptr<AbilityRuntime::Context> &appContext); 82 83 /** 84 * @description: Attach The ability thread to the main process. 85 * @param application Indicates the main process. 86 * @param abilityRecord Indicates the abilityRecord. 87 * @param mainRunner The runner which main_thread holds. 88 */ 89 void AttachExtension(std::shared_ptr<OHOSApplication> &application, 90 const std::shared_ptr<AbilityLocalRecord> &abilityRecord, 91 const std::shared_ptr<EventRunner> &mainRunner); 92 93 /** 94 * @description: Attach The ability thread to the main process. 95 * @param application Indicates the main process. 96 * @param abilityRecord Indicates the abilityRecord. 97 * @param mainRunner The runner which main_thread holds. 98 */ 99 void AttachExtension(std::shared_ptr<OHOSApplication> &application, 100 const std::shared_ptr<AbilityLocalRecord> &abilityRecord); 101 102 void InitExtensionFlag(const std::shared_ptr<AbilityLocalRecord> &abilityRecord); 103 104 /** 105 * @description: Attach The ability thread to the main process. 106 * @param application Indicates the main process. 107 * @param abilityRecord Indicates the abilityRecord. 108 */ 109 void Attach( 110 std::shared_ptr<OHOSApplication> &application, const std::shared_ptr<AbilityLocalRecord> &abilityRecord, 111 const std::shared_ptr<AbilityRuntime::Context> &appContext); 112 113 /** 114 * @description: Provide operating system AbilityTransaction information to the observer 115 * @param want Indicates the structure containing Transaction information about the ability. 116 * @param lifeCycleStateInfo Indicates the lifecycle state. 117 */ 118 void ScheduleAbilityTransaction(const Want &want, const LifeCycleStateInfo &targetState); 119 120 /** 121 * @description: Provide operating system ConnectAbility information to the observer 122 * @param want Indicates the structure containing connect information about the ability. 123 */ 124 void ScheduleConnectAbility(const Want &want); 125 126 /** 127 * @description: Provide operating system ConnectAbility information to the observer 128 * @return None 129 */ 130 void ScheduleDisconnectAbility(const Want &want); 131 132 /** 133 * @description: Provide operating system CommandAbility information to the observer 134 * 135 * @param want The Want object to command to. 136 * 137 * * @param restart Indicates the startup mode. The value true indicates that Service is restarted after being 138 * destroyed, and the value false indicates a normal startup. 139 * 140 * @param startId Indicates the number of times the Service ability has been started. The startId is incremented by 141 * 1 every time the ability is started. For example, if the ability has been started for six times, the value of 142 * startId is 6. 143 */ 144 void ScheduleCommandAbility(const Want &want, bool restart, int startId); 145 146 /** 147 * @description: Provide operating system SaveabilityState information to the observer 148 */ 149 void ScheduleSaveAbilityState(); 150 151 /** 152 * @description: Provide operating system RestoreAbilityState information to the observer 153 * @param state Indicates resotre ability state used to dispatchRestoreAbilityState. 154 */ 155 void ScheduleRestoreAbilityState(const PacMap &state); 156 157 /** 158 * @brief ScheduleUpdateConfiguration, scheduling update configuration. 159 */ 160 void ScheduleUpdateConfiguration(const Configuration &config); 161 162 /** 163 * @brief Send the result code and data to be returned by this Page ability to the caller. 164 * When a Page ability is destroyed, the caller overrides the AbilitySlice#onAbilityResult(int, int, Want) method to 165 * receive the result set in the current method. This method can be called only after the ability has been 166 * initialized. 167 * 168 * @param requestCode Indicates the request code for send. 169 * @param resultCode Indicates the result code returned after the ability is destroyed. You can define the result 170 * code to identify an error. 171 * @param want Indicates the data returned after the ability is destroyed. You can define the data returned. This 172 * parameter can be null. 173 */ 174 void SendResult(int requestCode, int resultCode, const Want &resultData); 175 176 /** 177 * @brief Obtains the MIME types of files supported. 178 * 179 * @param uri Indicates the path of the files to obtain. 180 * @param mimeTypeFilter Indicates the MIME types of the files to obtain. This parameter cannot be null. 181 * 182 * @return Returns the matched MIME types. If there is no match, null is returned. 183 */ 184 std::vector<std::string> GetFileTypes(const Uri &uri, const std::string &mimeTypeFilter); 185 186 /** 187 * @brief Opens a file in a specified remote path. 188 * 189 * @param uri Indicates the path of the file to open. 190 * @param mode Indicates the file open mode, which can be "r" for read-only access, "w" for write-only access 191 * (erasing whatever data is currently in the file), "wt" for write access that truncates any existing file, 192 * "wa" for write-only access to append to any existing data, "rw" for read and write access on any existing data, 193 * or "rwt" for read and write access that truncates any existing file. 194 * 195 * @return Returns the file descriptor. 196 */ 197 int OpenFile(const Uri &uri, const std::string &mode); 198 199 /** 200 * @brief This is like openFile, open a file that need to be able to return sub-sections of files,often assets 201 * inside of their .hap. 202 * 203 * @param uri Indicates the path of the file to open. 204 * @param mode Indicates the file open mode, which can be "r" for read-only access, "w" for write-only access 205 * (erasing whatever data is currently in the file), "wt" for write access that truncates any existing file, 206 * "wa" for write-only access to append to any existing data, "rw" for read and write access on any existing 207 * data, or "rwt" for read and write access that truncates any existing file. 208 * 209 * @return Returns the RawFileDescriptor object containing file descriptor. 210 */ 211 int OpenRawFile(const Uri &uri, const std::string &mode); 212 213 /** 214 * @brief Inserts a single data record into the database. 215 * 216 * @param uri Indicates the path of the data to operate. 217 * @param value Indicates the data record to insert. If this parameter is null, a blank row will be inserted. 218 * 219 * @return Returns the index of the inserted data record. 220 */ 221 int Insert(const Uri &uri, const NativeRdb::ValuesBucket &value); 222 223 std::shared_ptr<AppExecFwk::PacMap> Call( 224 const Uri &uri, const std::string &method, const std::string &arg, const AppExecFwk::PacMap &pacMap); 225 226 /** 227 * @brief Updates data records in the database. 228 * 229 * @param uri Indicates the path of data to update. 230 * @param value Indicates the data to update. This parameter can be null. 231 * @param predicates Indicates filter criteria. You should define the processing logic when this parameter is null. 232 * 233 * @return Returns the number of data records updated. 234 */ 235 int Update(const Uri &uri, const NativeRdb::ValuesBucket &value, 236 const NativeRdb::DataAbilityPredicates &predicates); 237 238 /** 239 * @brief Deletes one or more data records from the database. 240 * 241 * @param uri Indicates the path of the data to operate. 242 * @param predicates Indicates filter criteria. You should define the processing logic when this parameter is null. 243 * 244 * @return Returns the number of data records deleted. 245 */ 246 int Delete(const Uri &uri, const NativeRdb::DataAbilityPredicates &predicates); 247 248 /** 249 * @brief Deletes one or more data records from the database. 250 * 251 * @param uri Indicates the path of data to query. 252 * @param columns Indicates the columns to query. If this parameter is null, all columns are queried. 253 * @param predicates Indicates filter criteria. You should define the processing logic when this parameter is null. 254 * 255 * @return Returns the query result. 256 */ 257 std::shared_ptr<NativeRdb::AbsSharedResultSet> Query( 258 const Uri &uri, std::vector<std::string> &columns, const NativeRdb::DataAbilityPredicates &predicates); 259 260 /** 261 * @brief Obtains the MIME type matching the data specified by the URI of the Data ability. This method should be 262 * implemented by a Data ability. Data abilities supports general data types, including text, HTML, and JPEG. 263 * 264 * @param uri Indicates the URI of the data. 265 * 266 * @return Returns the MIME type that matches the data specified by uri. 267 */ 268 std::string GetType(const Uri &uri); 269 270 /** 271 * @brief Reloads data in the database. 272 * 273 * @param uri Indicates the position where the data is to reload. This parameter is mandatory. 274 * @param extras Indicates the PacMap object containing the additional parameters to be passed in this call. This 275 * parameter can be null. If a custom Sequenceable object is put in the PacMap object and will be transferred across 276 * processes, you must call BasePacMap.setClassLoader(ClassLoader) to set a class loader for the custom object. 277 * 278 * @return Returns true if the data is successfully reloaded; returns false otherwise. 279 */ 280 bool Reload(const Uri &uri, const PacMap &extras); 281 282 /** 283 * @brief Inserts multiple data records into the database. 284 * 285 * @param uri Indicates the path of the data to operate. 286 * @param values Indicates the data records to insert. 287 * 288 * @return Returns the number of data records inserted. 289 */ 290 int BatchInsert(const Uri &uri, const std::vector<NativeRdb::ValuesBucket> &values); 291 292 #ifdef SUPPORT_GRAPHICS 293 /** 294 * @brief notify multi window mode changed. 295 * 296 * @param winModeKey Indicates ability Window display mode. 297 * @param flag Indicates this ability has been enter this mode. 298 */ 299 void NotifyMultiWinModeChanged(int32_t winModeKey, bool flag); 300 301 /** 302 * @brief notify this ability is top active ability. 303 * 304 * @param flag true: Indicates this ability is top active ability 305 */ 306 void NotifyTopActiveAbilityChanged(bool flag); 307 #endif 308 309 /** 310 * @brief continue ability to target device. 311 * 312 * @param deviceId: target deviceId 313 */ 314 void ContinueAbility(const std::string& deviceId); 315 316 /** 317 * @brief notify this ability continuation result. 318 * 319 * @param result: Continuation result 320 */ 321 void NotifyContinuationResult(int32_t result); 322 323 /** 324 * @brief Converts the given uri that refer to the Data ability into a normalized URI. A normalized URI can be used 325 * across devices, persisted, backed up, and restored. It can refer to the same item in the Data ability even if the 326 * context has changed. If you implement URI normalization for a Data ability, you must also implement 327 * denormalizeUri(ohos.utils.net.Uri) to enable URI denormalization. After this feature is enabled, URIs passed to 328 * any method that is called on the Data ability must require normalization verification and denormalization. The 329 * default implementation of this method returns null, indicating that this Data ability does not support URI 330 * normalization. 331 * 332 * @param uri Indicates the Uri object to normalize. 333 * 334 * @return Returns the normalized Uri object if the Data ability supports URI normalization; returns null otherwise. 335 */ 336 Uri NormalizeUri(const Uri &uri); 337 338 /** 339 * @brief Converts the given normalized uri generated by normalizeUri(ohos.utils.net.Uri) into a denormalized one. 340 * The default implementation of this method returns the original URI passed to it. 341 * 342 * @param uri uri Indicates the Uri object to denormalize. 343 * 344 * @return Returns the denormalized Uri object if the denormalization is successful; returns the original Uri passed 345 * to this method if there is nothing to do; returns null if the data identified by the original Uri cannot be found 346 * in the current environment. 347 */ 348 Uri DenormalizeUri(const Uri &uri); 349 350 /** 351 * @brief Registers an observer to DataObsMgr specified by the given Uri. 352 * 353 * @param uri, Indicates the path of the data to operate. 354 * @param dataObserver, Indicates the IDataAbilityObserver object. 355 */ 356 bool HandleRegisterObserver(const Uri &uri, const sptr<AAFwk::IDataAbilityObserver> &dataObserver); 357 358 /** 359 * @brief Deregisters an observer used for DataObsMgr specified by the given Uri. 360 * 361 * @param uri, Indicates the path of the data to operate. 362 * @param dataObserver, Indicates the IDataAbilityObserver object. 363 */ 364 bool HandleUnregisterObserver(const Uri &uri, const sptr<AAFwk::IDataAbilityObserver> &dataObserver); 365 366 /** 367 * @brief Notifies the registered observers of a change to the data resource specified by Uri. 368 * 369 * @param uri, Indicates the path of the data to operate. 370 */ 371 bool HandleNotifyChange(const Uri &uri); 372 373 /** 374 * @brief Registers an observer to DataObsMgr specified by the given Uri. 375 * 376 * @param uri, Indicates the path of the data to operate. 377 * @param dataObserver, Indicates the IDataAbilityObserver object. 378 */ 379 bool ScheduleRegisterObserver(const Uri &uri, const sptr<AAFwk::IDataAbilityObserver> &dataObserver); 380 381 /** 382 * @brief Deregisters an observer used for DataObsMgr specified by the given Uri. 383 * 384 * @param uri, Indicates the path of the data to operate. 385 * @param dataObserver, Indicates the IDataAbilityObserver object. 386 */ 387 bool ScheduleUnregisterObserver(const Uri &uri, const sptr<AAFwk::IDataAbilityObserver> &dataObserver); 388 389 /** 390 * @brief Notifies the registered observers of a change to the data resource specified by Uri. 391 * 392 * @param uri, Indicates the path of the data to operate. 393 */ 394 bool ScheduleNotifyChange(const Uri &uri); 395 396 /** 397 * @brief Access authority verification. 398 * 399 * @return Returns true on success, others on failure. 400 */ 401 bool CheckObsPermission(); 402 403 /** 404 * @brief Dump ability runner info. 405 * 406 * @param runnerInfo ability runner info. 407 */ 408 void DumpAbilityInfo(const std::vector<std::string> ¶ms, std::vector<std::string> &info); 409 410 sptr<IRemoteObject> CallRequest(); 411 412 std::vector<std::shared_ptr<DataAbilityResult>> ExecuteBatch( 413 const std::vector<std::shared_ptr<DataAbilityOperation>> &operations); 414 private: 415 void DumpAbilityInfoInner(const std::vector<std::string> ¶ms, std::vector<std::string> &info); 416 void DumpOtherInfo(std::vector<std::string> &info); 417 /** 418 * @description: Create the abilityname. 419 * 420 * @param abilityRecord Indicates the abilityRecord. 421 * 422 * @return Returns the abilityname. 423 * 424 */ 425 std::string CreateAbilityName(const std::shared_ptr<AbilityLocalRecord> &abilityRecord); 426 427 /** 428 * @description: Create and init contextDeal. 429 * 430 * @param application Indicates the main process. 431 * @param abilityRecord Indicates the abilityRecord. 432 * @param abilityObject Indicates the abilityObject. 433 * 434 * @return Returns the contextDeal. 435 * 436 */ 437 std::shared_ptr<ContextDeal> CreateAndInitContextDeal(std::shared_ptr<OHOSApplication> &application, 438 const std::shared_ptr<AbilityLocalRecord> &abilityRecord, const std::shared_ptr<Context> &abilityObject); 439 440 /** 441 * @description: Handle the life cycle of Ability. 442 * @param want Indicates the structure containing lifecycle information about the ability. 443 * @param lifeCycleStateInfo Indicates the lifeCycleStateInfo. 444 */ 445 void HandleAbilityTransaction(const Want &want, const LifeCycleStateInfo &lifeCycleStateInfo); 446 447 /** 448 * @description: Handle the life cycle of Extension. 449 * @param want Indicates the structure containing lifecycle information about the extension. 450 * @param lifeCycleStateInfo Indicates the lifeCycleStateInfo. 451 */ 452 void HandleExtensionTransaction(const Want &want, const LifeCycleStateInfo &lifeCycleStateInfo); 453 454 /** 455 * @description: Handle the current connection of Ability. 456 * @param want Indicates the structure containing connection information about the ability. 457 */ 458 void HandleConnectAbility(const Want &want); 459 460 /** 461 * @description: Handle the current disconnection of Ability. 462 */ 463 void HandleDisconnectAbility(const Want &want); 464 465 /** 466 * @brief Handle the current command of Ability. 467 * 468 * @param want The Want object to command to. 469 * 470 * * @param restart Indicates the startup mode. The value true indicates that Service is restarted after being 471 * destroyed, and the value false indicates a normal startup. 472 * 473 * @param startId Indicates the number of times the Service ability has been started. The startId is incremented by 474 * 1 every time the ability is started. For example, if the ability has been started for six times, the value of 475 * startId is 6. 476 */ 477 void HandleCommandAbility(const Want &want, bool restart, int startId); 478 479 /** 480 * @description: Handle the current connection of Extension. 481 * @param want Indicates the structure containing connection information about the extension. 482 */ 483 void HandleConnectExtension(const Want &want); 484 485 /** 486 * @description: Handle the current disconnection of Extension. 487 */ 488 void HandleDisconnectExtension(const Want &want); 489 490 /** 491 * @brief Handle the current command of Extension. 492 * 493 * @param want The Want object to command to. 494 * 495 * * @param restart Indicates the startup mode. The value true indicates that Service is restarted after being 496 * destroyed, and the value false indicates a normal startup. 497 * 498 * @param startId Indicates the number of times the Service extension has been started. The startId is incremented 499 * by 1 every time the extension is started. For example, if the extension has been started for six times, the 500 * value of startId is 6. 501 */ 502 void HandleCommandExtension(const Want &want, bool restart, int startId); 503 504 /** 505 * @description: Handle the restoreAbility state. 506 * @param state Indicates save ability state used to dispatchRestoreAbilityState. 507 */ 508 void HandleRestoreAbilityState(const PacMap &state); 509 510 /* 511 * @brief Handle the scheduling update configuration. 512 */ 513 void HandleUpdateConfiguration(const Configuration &config); 514 515 /** 516 * @brief Handle the scheduling update configuration of extension. 517 * 518 * @param config Configuration 519 */ 520 void HandleExtensionUpdateConfiguration(const Configuration &config); 521 522 std::shared_ptr<AbilityRuntime::AbilityContext> BuildAbilityContext( 523 const std::shared_ptr<AbilityInfo> &abilityInfo, const std::shared_ptr<OHOSApplication> &application, 524 const sptr<IRemoteObject> &token, const std::shared_ptr<AbilityRuntime::Context> &stageContext); 525 526 std::shared_ptr<AbilityImpl> abilityImpl_ = nullptr; 527 sptr<IRemoteObject> token_; 528 std::shared_ptr<Ability> currentAbility_ = nullptr; 529 std::shared_ptr<AbilityRuntime::ExtensionImpl> extensionImpl_ = nullptr; 530 std::shared_ptr<AbilityRuntime::Extension> currentExtension_ = nullptr; 531 std::shared_ptr<AbilityHandler> abilityHandler_ = nullptr; 532 std::shared_ptr<EventRunner> runner_ = nullptr; 533 bool isExtension_ = false; 534 }; 535 } // namespace AppExecFwk 536 } // namespace OHOS 537 #endif // FOUNDATION_APPEXECFWK_ABILITY_THREAD_H 538