public static QuotaResource fromAccountId(short accountId) {
    return new QuotaResource(Integer.toString(accountId), QuotaResourceType.ACCOUNT);
  }
Create {@link QuotaResource} from account id.
@param accountId The account id.
@return QuotaResource object.
ambry-api/src/main/java/com/github/ambry/quota/QuotaResource.java