1 /* 2 * Copyright (c) 2001, 2018, 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 8195160 26 * @summary Unit test for closing socket channels 27 * @requires (os.family == "linux") 28 * @library .. /test/lib 29 * @build RsocketTest 30 * @run main/othervm -Djava.net.preferIPv4Stack=true Close 31 */ 32 import java.io.IOException; 33 import java.net.*; 34 import java.nio.channels.*; 35 import jdk.net.Sockets; 36 37 public class Close { 38 39 static SelectionKey open() throws IOException { 40 SocketChannel sc = Sockets.openRdmaSocketChannel(); 41 Selector sel = Sockets.openRdmaSelector(); 42 sc.configureBlocking(false); 43 return sc.register(sel, SelectionKey.OP_READ); 44 } 45 46 static void check(SelectionKey sk) throws IOException { 47 if (sk.isValid()) 48 throw new RuntimeException("Key still valid"); 49 if (sk.channel().isOpen()) 50 throw new RuntimeException("Channel still open"); 51 } 52 53 static void testSocketClose() throws IOException { 54 SelectionKey sk = open(); 55 check(sk); 56 } 57 58 static void testChannelClose() throws IOException { 59 SelectionKey sk = open(); 60 try { 61 sk.channel().close(); 62 check(sk); 63 } finally { 64 sk.selector().close(); 65 } 66 } 67 68 public static void main(String[] args) throws Exception { 69 if (!RsocketTest.isRsocketAvailable()) 70 return; 71 72 testChannelClose(); 73 } 74 }