harmony 鸿蒙ExtensionRunningInfo

  • 2022-12-22
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ExtensionRunningInfo

The ExtensionRunningInfo module encapsulates ExtensionAbility running information, which can be obtained through getExtensionRunningInfos.

NOTE

  • The initial APIs of this module are supported since API version 9. Newly added APIs will be marked with a superscript to indicate their earliest API version.
  • This module is marked as @systemapi and not visible to third-party applications.

Modules to Import

import abilityManager from '@ohos.app.ability.abilityManager';

Usage

Import the abilityManager module and obtain the ExtensionAbility running information by calling the method in the abilityManager module.

Attributes

System capability: SystemCapability.Ability.AbilityRuntime.Core

System API: The following APIs are system APIs and cannot be called by third-party applications.

Name Type Readable Writable Description
extension ElementName Yes No ExtensionAbility information.
pid number Yes No Process ID.
uid number Yes No UID of the application.
processName string Yes No Process name.
startTime number Yes No Timestamp when the ExtensionAbility is started.
clientPackage Array<String> Yes No Names of all packages in the process.
type ExtensionAbilityType Yes No ExtensionAbility type.

Example

import abilityManager from '@ohos.app.ability.abilityManager';

let upperLimit = 1;
function getExtensionInfos() {
    abilityManager.getExtensionRunningInfos(upperLimit, (error, data) => {
        if (error) {
            console.error(`getForegroundApplications failed, error.code: ${JSON.stringify(error.code)}, error.message: ${JSON.stringify(error.message)}`);
            return;
        }

        for (let i = 0; i < data.length; i++) {
            let extensionRunningInfo = data[i];
            console.log(`extensionRunningInfo.extension: ${JSON.stringify(extensionRunningInfo.extension)}`);
            console.log(`extensionRunningInfo.pid: ${JSON.stringify(extensionRunningInfo.pid)}`);
            console.log(`extensionRunningInfo.uid: ${JSON.stringify(extensionRunningInfo.uid)}`);
            console.log(`extensionRunningInfo.processName: ${JSON.stringify(extensionRunningInfo.processName)}`);
            console.log(`extensionRunningInfo.startTime: ${JSON.stringify(extensionRunningInfo.startTime)}`);
            console.log(`extensionRunningInfo.clientPackage: ${JSON.stringify(extensionRunningInfo.clientPackage)}`);
            console.log(`extensionRunningInfo.type: ${JSON.stringify(extensionRunningInfo.type)}`);
        }
    });
}

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