public void run() {
cEditor.setActivePage(page.getId());
assertNotNull("Could not load batch page.", page.getMasterPart());
TreeViewer treeViewer = (TreeViewer) page.getMasterPart().getViewer();
treeViewer.expandAll();
TreeItem root = treeViewer.getTree().getItem(0);
TreeItem item = root.getItem(0).getItem(0);
page.setSelection(new StructuredSelection(item.getData()));
}
});