1/** 2 * Copyright (c) 2024 SwanLink (Jiangsu) Technology Development 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 16import { ErrorEvent, MessageEvents, ThreadWorkerGlobalScope, worker } from '@kit.ArkTS'; 17 18export interface Obj { 19 x: number 20} 21 22const workerPort: ThreadWorkerGlobalScope = worker.workerPort; 23 24declare class ArkTools { 25 static forceFullGC(): void; 26} 27 28/** 29 * Defines the event handler to be called when the worker thread receives a message sent by the host thread. 30 * The event handler is executed in the worker thread. 31 * 32 * @param e message data 33 */ 34workerPort.onmessage = (e: MessageEvents) => { 35 let data = e.data as Obj; 36 if (data.x == 1) { 37 data.x = 2; 38 ArkTools.forceFullGC(); 39 workerPort.postMessageWithSharedSendable(data); 40 } 41} 42 43/** 44 * Defines the event handler to be called when the worker receives a message that cannot be deserialized. 45 * The event handler is executed in the worker thread. 46 * 47 * @param e message data 48 */ 49workerPort.onmessageerror = (e: MessageEvents) => { 50} 51 52/** 53 * Defines the event handler to be called when an exception occurs during worker execution. 54 * The event handler is executed in the worker thread. 55 * 56 * @param e error message 57 */ 58workerPort.onerror = (e: ErrorEvent) => { 59}