@ohos.app.ability.application (Application)

You can use this module to create a Context.

NOTE

The initial APIs of this module are supported since API version 12. 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.

Modules to Import

import { application } from '@kit.AbilityKit';

application.createModuleContext¹²⁺

createModuleContext(context: Context, moduleName: string): Promise<Context>

Creates the context for a module.

Atomic service API: This API can be used in atomic services since API version 12.

System capability: SystemCapability.Ability.AbilityRuntime.Core

Parameters

Name	Type	Mandatory	Description
context	Context	Yes	Application context.
moduleName	string	Yes	Module name.

Return value

Type	Description
Promise<Context>	Promise used to return the context created.

Error codes

For details about the error codes, see Ability Error Codes.

ID	Error Message
401	Parameter error. Possible causes: 1.Mandatory parameters are left unspecified. 2.Incorrect parameter types.

Example

import { UIAbility, application, common } from '@kit.AbilityKit';
import { BusinessError } from '@kit.BasicServicesKit';

export default class EntryAbility extends UIAbility {
  onCreate() {
    let moduleContext: common.Context;
    try {
      application.createModuleContext(this.context, 'entry').then((data: Context) => {
        moduleContext = data;
        console.info('createBundleContext success!');
      }).catch((error: BusinessError) => {
        let code: number = (error as BusinessError).code;
        let message: string = (error as BusinessError).message;
        console.error(`createModuleContext failed, error.code: ${code}, error.message: ${message}`);
      })
    } catch (error) {
      let code: number = (error as BusinessError).code;
      let message: string = (error as BusinessError).message;
      console.error(`createModuleContext failed, error.code: ${code}, error.message: ${message}`);
    }
  }
}

application.getApplicationContext¹⁴⁺

getApplicationContext(): ApplicationContext

Obtains the application context.

NOTE

The application context obtained through this API can only be used to obtain the corresponding application information and all sandbox paths.

Atomic service API: This API can be used in atomic services since API version 14.

System capability: SystemCapability.Ability.AbilityRuntime.Core

Return value

Type	Description
ApplicationContext	Application context obtained.

Error codes

For details about the error codes, see Ability Error Codes.

ID	Error Message
16000050	Internal error.

Example

import { UIAbility, application } from '@kit.AbilityKit';
import { BusinessError } from '@kit.BasicServicesKit';

export default class EntryAbility extends UIAbility {
  onCreate(): void {
    try {
      let applicationContext = application.getApplicationContext();
    } catch (error) {
      let code: number = (error as BusinessError).code;
      let message: string = (error as BusinessError).message;
      console.error(`getApplicationContext failed, error.code: ${code}, error.message: ${message}`);
    }
  }
}