1 /*
2 * Copyright (c) 2007, 2010, 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 */
45
46 Waker(Selector sel, long delay) {
47 this.sel = sel;
48 this.delay = delay;
49 }
50
51 public void run() {
52 try {
53 Thread.sleep(delay);
54 wakeupDone = true;
55 sel.wakeup();
56 } catch (Exception x) {
57 x.printStackTrace();
58 }
59 }
60 }
61
62
63 public static void main(String[] args) throws Exception {
64
65 // Skip test on pre-2.6 kernels until the poll SelectorProvider
66 // is updated
67 String osname = System.getProperty("os.name");
68 if (osname.equals("Linux")) {
69 String[] ver = System.getProperty("os.version").split("\\.", 0);
70 if (ver.length >=2 ) {
71 int major = Integer.parseInt(ver[0]);
72 int minor = Integer.parseInt(ver[1]);
73 if (major < 2 || (major == 2 && minor < 6)) {
74 System.out.println("Test passing on pre-2.6 kernel");
75 return;
76 }
77 }
78 }
79
80
81 // establish loopback connection
82
83 ServerSocketChannel ssc = ServerSocketChannel.open();
84 ssc.socket().bind(new InetSocketAddress(0));
85
86 SocketAddress remote = new InetSocketAddress(InetAddress.getLocalHost(),
87 ssc.socket().getLocalPort());
88
89 SocketChannel sc1 = SocketChannel.open(remote);
90 SocketChannel sc2 = ssc.accept();
91
92 // register channel for one end with a Selector, interest set = 0
93
94 Selector sel = Selector.open();
95
96 sc1.configureBlocking(false);
97 SelectionKey k = sc1.register(sel, 0);
98 sel.selectNow();
99
100 // hard close to provoke POLLHUP
|
1 /*
2 * Copyright (c) 2007, 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 */
45
46 Waker(Selector sel, long delay) {
47 this.sel = sel;
48 this.delay = delay;
49 }
50
51 public void run() {
52 try {
53 Thread.sleep(delay);
54 wakeupDone = true;
55 sel.wakeup();
56 } catch (Exception x) {
57 x.printStackTrace();
58 }
59 }
60 }
61
62
63 public static void main(String[] args) throws Exception {
64
65 // establish loopback connection
66
67 ServerSocketChannel ssc = ServerSocketChannel.open();
68 ssc.socket().bind(new InetSocketAddress(0));
69
70 SocketAddress remote = new InetSocketAddress(InetAddress.getLocalHost(),
71 ssc.socket().getLocalPort());
72
73 SocketChannel sc1 = SocketChannel.open(remote);
74 SocketChannel sc2 = ssc.accept();
75
76 // register channel for one end with a Selector, interest set = 0
77
78 Selector sel = Selector.open();
79
80 sc1.configureBlocking(false);
81 SelectionKey k = sc1.register(sel, 0);
82 sel.selectNow();
83
84 // hard close to provoke POLLHUP
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