1 /* 2 * Copyright (c) 2016, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. 8 * 9 * This code is distributed in the hope that it will be useful, but WITHOUT 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 12 * version 2 for more details (a copy is included in the LICENSE file that 13 * accompanied this code). 14 * 15 * You should have received a copy of the GNU General Public License version 16 * 2 along with this work; if not, write to the Free Software Foundation, 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 18 * 19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 20 * or visit www.oracle.com if you need additional information or have any 21 * questions. 22 */ 23 24 /* 25 * @test 26 * @bug 8087104 27 * @summary Make sure that clone() method is not called from DateFormatSymbols constructor. 28 */ 29 import java.text.DateFormatSymbols; 30 31 public class DFSymbolsCloneTest extends DateFormatSymbols { 32 33 private Foo foo; 34 35 public DFSymbolsCloneTest(Foo fooObj) { 36 if (fooObj == null) { 37 this.foo = new Foo(); 38 } else { 39 this.foo = fooObj; 40 } 41 } 42 43 @Override 44 public Object clone() { 45 DFSymbolsCloneTest dfsclone = (DFSymbolsCloneTest) super.clone(); 46 if (this.foo == null) { 47 throw new RuntimeException("Clone method should not be called from " 48 + " Superclass(DateFormatSymbols) Constructor..."); 49 } else { 50 dfsclone.foo = (Foo) this.foo.clone(); 51 } 52 return dfsclone; 53 } 54 55 public static void main(String[] args) { 56 DFSymbolsCloneTest dfsctest = new DFSymbolsCloneTest(new Foo()); 57 } 58 } 59 60 class Foo { 61 62 public Foo() { 63 } 64 65 @Override 66 protected Object clone() { 67 return new Foo(); 68 } 69 70 }