1 /* 2 * Copyright (C) 2007 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 /** 18 * more instanceof cases 19 */ 20 public class Main { main(String args[])21 public static void main(String args[]) { 22 Iface1[] faceArray; 23 ImplA[] aaArray = new ImplA[5]; 24 ImplBSub[] bbArray = new ImplBSub[5]; 25 boolean aaOkay, bbOkay; 26 27 faceArray = aaArray; 28 faceArray = bbArray; 29 30 System.out.print("instanceof Serializable = "); 31 System.out.println((Object)aaArray instanceof java.io.Serializable); 32 System.out.print("instanceof Cloneable = "); 33 System.out.println((Object)aaArray instanceof java.lang.Cloneable); 34 System.out.print("instanceof Runnable = "); 35 System.out.println((Object)aaArray instanceof java.lang.Runnable); 36 37 aaOkay = faceArray instanceof ImplA[]; 38 System.out.print("aaOkay (false) = "); 39 System.out.println(aaOkay); 40 bbOkay = faceArray instanceof ImplB[]; 41 System.out.print("bbOkay (true) = "); 42 System.out.println(bbOkay); 43 } 44 } 45