| /* |
| * Copyright (c) 2003, 2004, Oracle and/or its affiliates. All rights reserved. |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| * |
| * This code is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License version 2 only, as |
| * published by the Free Software Foundation. |
| * |
| * This code is distributed in the hope that it will be useful, but WITHOUT |
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| * version 2 for more details (a copy is included in the LICENSE file that |
| * accompanied this code). |
| * |
| * You should have received a copy of the GNU General Public License version |
| * 2 along with this work; if not, write to the Free Software Foundation, |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| * or visit www.oracle.com if you need additional information or have any |
| * questions. |
| */ |
| |
| /* @test |
| * @bug 4945514 8042581 |
| * @summary DatagramSocket should make handle not inherited |
| */ |
| |
| import java.net.BindException; |
| import java.net.DatagramSocket; |
| import java.net.InetSocketAddress; |
| |
| public class InheritHandle { |
| private static final long SLEEPTIME_MS = 1000L; |
| |
| public static void main(String[] args) throws Exception { |
| int port; |
| try (DatagramSocket sock = new DatagramSocket(0);) { |
| sock.setReuseAddress(true); |
| port = sock.getLocalPort(); |
| |
| /** |
| * spawn a child to check whether handle passed to it or not; it |
| * shouldn't |
| */ |
| Runtime.getRuntime().exec("sleep 10"); |
| } |
| |
| try (DatagramSocket sock = new DatagramSocket(null);) { |
| sock.setReuseAddress(true); |
| int retries = 0; |
| boolean isWindows = System.getProperty("os.name").startsWith("Windows"); |
| InetSocketAddress addr = new InetSocketAddress(port); |
| while (true) { |
| try { |
| sock.bind(addr); |
| break; |
| } catch (BindException e) { |
| if (isWindows && retries++ < 5) { |
| Thread.sleep(SLEEPTIME_MS); |
| System.out.println("BindException \"" + e.getMessage() + "\", retrying..."); |
| continue; |
| } else { |
| throw e; |
| } |
| } |
| } |
| |
| } |
| } |
| } |
| |