openharmony 鸿蒙 js-apis-hiviewdfx-FaultLogExtensionContext

2026-08-25 浏览 (1)

@ohos.hiviewdfx.FaultLogExtensionContext (Delayed Fault Notification Context)

FaultLogExtensionContext is the context of FaultLogExtensionAbility and inherits from ExtensionContext.

This module provides APIs for accessing resources of a specific FaultLogExtensionAbility. An ExtensionAbility can use the context directly provided by ExtensionContext or that extended from ExtensionContext.

NOTE

  • The initial APIs of this module are supported since API version 21. Newly added APIs will be marked with a superscript to indicate their earliest API version.
  • The APIs of this module can be used only in the stage model.

How to Use

You can obtain a FaultLogExtensionContext object through a FaultLogExtensionAbility child class instance.

import { FaultLogExtensionAbility } from '@kit.PerformanceAnalysisKit';

export default class MyFaultLogExtension extends FaultLogExtensionAbility {
    onFaultReportReady() {
        let context = this.context; // Obtain FaultLogExtensionContext.
        console.info('cache dir is ' + context.cacheDir); // Access the members in the context.
    }
}

FaultLogExtensionContext

Represents the context of FaultLogExtensionAbility.

System capability: SystemCapability.HiviewDFX.Hiview.FaultLogger

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