1 /* 2 * Copyright (C) 2015 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 interface Itf { 18 } 19 20 class Foo { 21 } 22 23 class Main extends Foo implements Itf { main(String[] args)24 public static void main(String[] args) { 25 Itf parent = getParent(); 26 if (!(parent instanceof Foo)) { 27 throw new Error("Instanceof should have succeeded"); 28 } 29 } 30 getParent()31 static Itf getParent() { return new Main(); } 32 } 33