2362N/A * Copyright (c) 1999, Oracle and/or its affiliates. All rights reserved. 0N/A * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 0N/A * This code is free software; you can redistribute it and/or modify it 0N/A * under the terms of the GNU General Public License version 2 only, as 0N/A * published by the Free Software Foundation. 0N/A * This code is distributed in the hope that it will be useful, but WITHOUT 0N/A * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 0N/A * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 0N/A * version 2 for more details (a copy is included in the LICENSE file that 0N/A * accompanied this code). 0N/A * You should have received a copy of the GNU General Public License version 0N/A * 2 along with this work; if not, write to the Free Software Foundation, 0N/A * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 2362N/A * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 2362N/A * or visit www.oracle.com if you need additional information or have any 0N/A * @summary Ensure that null queue arguments don't crash the Reference handler 0N/A * @author Mark Reinhold 0N/A /* Find reference-handler thread */ 0N/A throw new Exception(
"Couldn't find Reference-handler thread");
0N/A throw new Exception(
"Reference-handler thread is not alive");
0N/A /* Invoke a Reference constructor, passing null for the queue */ 0N/A /* Force the reference to be cleared and enqueued by the GC */ 0N/A for (
int i =
0;; i++) {
0N/A throw new Exception(
"Couldn't cause weak ref to be cleared");
0N/A /* Check that the handler is still alive */