}
private void handleEdit() {
TableItem item = table.getSelection()[0];
ExternalResourceDependency xrd = getXRDependencyFromTableItem(item);
AddExternalResourceDependencyDialog dialog = new AddExternalResourceDependencyDialog(this, xrd);
if (dialog.open() == Window.CANCEL)
return;
alterExistingExternalResourceDependency(xrd, dialog);
updateXrdToGUI(item, xrd, "");
}