protected void Page_Init(object sender, EventArgs e)
{
XpoHierarchyDictionary hdict = new XpoHierarchyDictionary();
hdict.Add(session.GetClassInfo <LevelOne>(), null, "Children");
hdict.Add(session.GetClassInfo <LevelTwo>(), "Parent", "Details");
hdict.Add(session.GetClassInfo <LevelThree>(), "Owner", null);
XpoHierarchicalDataSource datasource = new XpoHierarchicalDataSource()
{
Factory = new XpoHierarchicalObjectFactory(hdict, session, session.GetClassInfo <LevelOne>())
};
treeView.DataSource = datasource;
treeView.DataBind();
}
