Hbase Stargate REST Interface: How to encode a scanner with filter in XML?

I'm using Hbase over Stargate and want to use a scanner with certain filters. In java or thrift, this would be no problem, but I don't find any advic开发者_如何学Pythone how to encode the filters in XML. The Schema given in the wiki is invalid, so I'd need one or two Examples how to encode those filters (with AND/OR) in XML.