@Override
  public void loadXML( Node stepnode, List<DatabaseMeta> databases, IMetaStore metaStore ) throws KettleXMLException {
    readData( stepnode );
  }
@Test
  public void testLoadXML() throws Exception {
    SystemDataMeta systemDataMeta = new SystemDataMeta();
    DocumentBuilderFactory documentBuilderFactory = DocumentBuilderFactory.newInstance();
    DocumentBuilder documentBuilder = documentBuilderFactory.newDocumentBuilder();
    Document document = documentBuilder.parse( new InputSource( new StringReader( expectedXML ) ) );
    Node node = document;
    IMetaStore store = null;
    systemDataMeta.loadXML( node, null, store );
    assertEquals( expectedSystemDataMeta, systemDataMeta );
  }