@PublicAPI(usage = ACCESS)
    public JavaClasses importUrl(URL url) {
        return importUrls(singletonList(url));
    }
@Test
    public void imports_nested_classes() throws Exception {
        JavaClasses classes = new ClassFileImporter().importUrl(getClass().getResource("testexamples/nestedimport"));

        assertThatTypes(classes).matchInAnyOrder(
                ClassWithNestedClass.class,
                ClassWithNestedClass.NestedClass.class,
                ClassWithNestedClass.StaticNestedClass.class,
                ClassWithNestedClass.NestedInterface.class,
                ClassWithNestedClass.StaticNestedInterface.class,
                Class.forName(ClassWithNestedClass.class.getName() + "$PrivateNestedClass"));
    }