1 /*
   2  * Copyright (c) 2005, 2012, 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 
  30 import java.nio.channels.spi.*;
  31 
  32 public class SelProvider {
  33     public static void main(String[] args) throws Exception {
  34         String expected = System.getProperty("java.nio.channels.spi.SelectorProvider");
  35         if (expected == null) {
  36             String osname = System.getProperty("os.name");
  37             String osver = System.getProperty("os.version");
  38             if ("SunOS".equals(osname)) {
  39                 expected = "sun.nio.ch.DevPollSelectorProvider";
  40             } else if ("Linux".equals(osname)) {
  41                 expected = "sun.nio.ch.EPollSelectorProvider";
  42             } else if (osname.contains("OS X")) {
  43                 expected = "sun.nio.ch.KQueueSelectorProvider";
  44             } else {
  45                 return;
  46             }
  47         }
  48         String cn = SelectorProvider.provider().getClass().getName();
  49         System.out.println(cn);
  50         if (!cn.equals(expected))
  51             throw new Exception("failed");
  52     }
  53 }