HarmonyOS API：bundle

public class MainAbility extends Ability implements IAbilityContinuation {
    @Override
    public void onStart(Intent intent) {
        super.onStart(intent); 
        // 开发者显示声明需要使用的权限
        requestPermissionsFromUser(new String[]{"ohos.permission.DISTRIBUTED_DATASYNC"}, 0);
    }
}

import prompt from '@system.prompt'

export default {
  data: {
    continueAbilityData: {
      remoteData1: 'self define continue data for distribute',
      remoteData2: {
        item1: 0,
        item2: true,
        item3: 'inner string'
      },
      remoteData3: [1, 2, 3]
    }
  },

  // shareData的数据会在onSaveData触发时与saveData一起传送到迁移目标FA，并绑定到其shareData数据段上
  // shareData的数据可以直接使用this访问。eg:this.remoteShareData1
  shareData: {
    remoteShareData1: 'share data for distribute',
    remoteShareData2: {
      item1: 0,
      item2: false,
      item3: 'inner string'
    },
    remoteShareData3: [4, 5, 6]
  },
  tryContinueAbility: async function() {
    // 应用进行迁移
    let result = await FeatureAbility.continueAbility();
    console.info("result:" + JSON.stringify(result));
  },
  onStartContinuation() {
    // 判断当前的状态是不是适合迁移
    console.info("onStartContinuation");
    return true;
  },
  onCompleteContinuation(code) {
    // 迁移操作完成，code返回结果
    console.info("CompleteContinuation: code = " + code);
  },
  onSaveData(saveData) {
    // 数据保存到savedData中进行迁移。
    var data = this.continueAbilityData;
    Object.assign(saveData, data)
  }
}

onRestoreData(restoreData) {
  // 收到迁移数据，恢复。
  this.continueAbilityData = restoreData;
}