protected boolean isFilteredOutItemNull() {
return true;
}
protected void testContainerSortingAndFiltering(Container.Sortable sortable) {
Filterable filterable = (Filterable) sortable;
initializeContainer(sortable);
// Filter by "contains ab"
filterable.addContainerFilter(new SimpleStringFilter(
FULLY_QUALIFIED_NAME, "ab", false, false));
// Must be able to sort based on PROP1 for this test
assertTrue(sortable.getSortableContainerPropertyIds().contains(
FULLY_QUALIFIED_NAME));