xml-reader.xml

<customers>
  <customer customer_id="1" name="John Doe">
    <addresses>
      <address type="home" value="1 Apache NiFi street, Nifiville" />
      <address type="work" value="10 MiNiFi avenue, Nifiville" />
    </addresses>
    <accounts>
      <account account_id="1" shortname="perso" balance="1234.56" />
      <account account_id="2" shortname="joint" balance="2345.67">
        <transactions>
          <transaction transaction_id="1" source_account_id="123" destination_account_id="2" amount="123.00" />
          <transaction transaction_id="2" source_account_id="3" destination_account_id="2" amount="500.00" />
        </transactions>
      </account>
    </accounts>
  </customer>
  <customer customer_id="2" name="Jane Doe">
    <addresses>
      <address type="home" value="1 Apache NiFi street, Nifiville" />
    </addresses>
    <accounts>
      <account account_id="3" shortname="perso" balance="3333.33">
        <transactions>
          <transaction transaction_id="2" source_account_id="3" destination_account_id="2" amount="500.00" />
        </transactions>
      </account>
    </accounts>
  </customer>
</customers>