getChangesEx (Version 1)

This method returns a list of all orders, which have been added or change since the given timestamp. This Method returns a limited count of purchase-order-numbers (~10000). You have to put the responded timestamp in the following request and make a recursive call with every returned timestamp, until the response is empty.

Object: /net/dsb/vhs3/PurchaseOrder
Method: getChangesEx
Version: 1.0.0

Parameter

Name	Typ / Länge	Kann / Muss	Beschreibung
timestamp	D / 19	M	Timestamp in the format YYYY-MM-DD HH:MM:SS This timestamp is in the time zone oft he WSI server. This is CET or CEST. All changes since this timestamp (inclusive) are returned. The response does also include a “timestamp” element. This element has to be used with the next request.
service-provider	AN / 3	O	Select only the purchase-orders of a certain service-provider.

Response Element

XML fragment purchase-order with the elements purchase-order-id and purchaseorder-number. Additionally a timestamp is returned. All changes to this timestamp have been returned. So you can use this timestamp in further queries.

Example Request

<?xml version="1.0" encoding="UTF-8"?>
<message version="1.0" system="vhs/3" >
  <header>
    <client>4711</client>
    <service-provider>999</service-provider>
  </header>
  <body>
    <timestamp>2003-08-19 14:25:01</timestamp>
  </body>
</message>

Example Response

<?xml version="1.0" encoding="UTF-8"?>
<message version="1.0" system="vhs/3">
  <header>
    <client>4711</client>
    <service-provider>999</service-provider>
  </header>
  <body>
    <purchase-order>
      <purchase-order-number>1234567</purchase-order-number>
      <purchase-order-id>437</purchase-order-id>
    </purchase-order>
    ...
    <purchase-order>
      <purchase-order-number>1234599</purchase-order-number>
      <purchase-order-id>445</purchase-order-id>
    </purchase-order>
    <timestamp>2003-08-20 16:25:01</timestamp>
  </body>
</message>