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 8151431 27 * @summary Make sure that clone() of a DateFormatSymbols subclass is not 28 * called from DateFormatSymbols constructor. 29 */ 30 import java.text.DateFormatSymbols; 31 32 public class DateFormatSymbolsCloneTest extends DateFormatSymbols { 33 private int value; 34 35 public DateFormatSymbolsCloneTest() { 36 value = 1; 37 } 38 39 @Override 40 public Object clone() { 41 if (this.value == 0) { 42 throw new RuntimeException("clone() should not be called from a DateFormatSymbols constructor"); 43 } 44 return super.clone(); 45 } 46 47 public static void main(String[] args) { 48 new DateFormatSymbolsCloneTest(); 49 } 50 }