test/jdk/java/nio/channels/SocketChannel/BigReadWrite.java

rev 59383 : [mq]: final

*** 1,7 ****
  /*
!  * Copyright (c) 2003, 2010, 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.
--- 1,7 ----
  /*
!  * Copyright (c) 2003, 2020, 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.
*** 20,29 ****
--- 20,30 ----
   * or visit www.oracle.com if you need additional information or have any
   * questions.
   */
  
  /* @test
+  * @requires os.family == "Linux"
   * @bug 4863423
   * @summary Test Util caching policy
   */
  
  import java.io.*;
*** 33,47 ****
  public class BigReadWrite {
  
      static int testSize = 15;
  
      public static void main(String[] args) throws Exception {
-         // One platform suffices to check for this bug
-         String osName = System.getProperty("os.name");
-         if (!osName.startsWith("SunOS"))
-             return;
- 
          FileOutputStream fos = new FileOutputStream("/dev/zero");
          FileChannel fc = fos.getChannel();
  
          // Three small writes to fill up the Util cache
          ByteBuffer buf = ByteBuffer.allocate(900);
--- 34,43 ----