.getBufferedValue(ExternalOrderModel.PROPERTY_EXTERNAL_ORDER_LINES);
externalArticleList = new ArrayListModel();
if (externalOrderLines != null) {
externalArticleList.addAll(externalOrderLines);
}
externalArticleSelectionList = new SelectionInList(
(ListModel) externalArticleList);
externalArticleSelectionList.addPropertyChangeListener(
SelectionInList.PROPERTYNAME_SELECTION_EMPTY,
new ExternalArticleSelectionListener());