SelProvider.java revision 5116:d45bc4307996 
1/*
2 * Copyright (c) 2005, 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/**
25 * @test
26 * @bug 6286011 6330315
27 * @summary Verify that appropriate SelectorProvider is selected.
28 */
29
30import java.nio.channels.spi.*;
31
32public class SelProvider {
33    public static void main(String[] args) throws Exception {
34        String osname = System.getProperty("os.name");
35        String osver = System.getProperty("os.version");
36        String spName = SelectorProvider.provider().getClass().getName();
37        String expected = null;
38        if ("SunOS".equals(osname)) {
39            expected = "sun.nio.ch.DevPollSelectorProvider";
40        } else if ("Linux".equals(osname)) {
41            String[] vers = osver.split("\\.", 0);
42            if (vers.length >= 2) {
43                int major = Integer.parseInt(vers[0]);
44                int minor = Integer.parseInt(vers[1]);
45                if (major > 2 || (major == 2 && minor >= 6)) {
46                    expected = "sun.nio.ch.EPollSelectorProvider";
47                } else {
48                    expected = "sun.nio.ch.PollSelectorProvider";
49                }
50            } else {
51                throw new RuntimeException("Test does not recognize this operating system");
52            }
53        } else if (osname.startsWith("Mac OS")) {
54            expected = "sun.nio.ch.PollSelectorProvider";
55        } else
56            return;
57        if (!spName.equals(expected))
58            throw new Exception("failed");
59    }
60}
61