1 /* 2 * Copyright (c) 1998, 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 /* @test 25 @bug 4116016 26 @summary Ensure that finalizers are not invoked more than once when on-exit 27 finalization is enabled and a finalizer invokes System.exit after 28 System.exit has already been invoked 29 @build FinExit 30 @run shell FinExit.sh 31 */ 32 33 34 public class FinExit { 35 36 boolean finalized = false; 37 38 public void finalize() { 39 if (finalized) { 40 System.out.println("2"); 41 } else { 42 finalized = true; 43 System.out.println("1"); 44 System.exit(0); 45 } 46 } 47 48 public static void main(String[] args) throws Exception { 49 System.runFinalizersOnExit(true); 50 Object o = new FinExit(); 51 System.exit(0); 52 } 53 54 }