如何获取profile内的文件

"metadata": [ 
  { 
    "name": "ability_metadata", 
    "value": "a test demo for ability", 
    "resource": "$profile:test" 
  } 
]

import bundleManager from '@ohos.bundle.bundleManager'; 
import { BusinessError } from '@ohos.base'; 
import hilog from '@ohos.hilog'; 
 
@Entry 
@Component 
struct Index { 
  @State message: string = '获取profile文件'; 
 
  build() { 
    Row() { 
      Column() { 
        Text(this.message) 
          .fontSize(50) 
          .fontWeight(FontWeight.Bold) 
          .onClick(() => { 
            let moduleName = 'entry'; 
            let abilityName = 'EntryAbility'; 
            let metadataName: string = 'ability_metadata'; 
 
            try { 
              let data = bundleManager.getProfileByAbilitySync(moduleName, abilityName, metadataName); 
              hilog.info(0x0000, 'testTag', 'getProfileByAbilitySync successfully. Data: %{public}s', JSON.stringify(data)); 
            } catch (err) { 
              let message = (err as BusinessError).message; 
              hilog.error(0x0000, 'testTag', 'getProfileByAbilitySync failed. Cause: %{public}s', message); 
            } 
          }) 
      } 
      .width('100%') 
    } 
    .height('100%') 
  } 
}