1 /*
   2  * Copyright (c) 2010, 2015, 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 Test6981737.java
  26  * @bug 6981737
  27  * @summary check for correct vm properties
  28  * @run main Test6981737
  29  * @author kamg
  30 */
  31 
  32 public class Test6981737 {
  33 
  34     /**
  35      * Check the 'vendor' properties java.vm.specification.version
  36      * property.  Before jdk7, they should be "Sun Micro..." and "1.0".
  37      * In jdk7 onwards they should be "Oracle..." and "1.<major_version>"
  38      */
  39     public static void main(String[] args) throws Exception {
  40 
  41         String version = verifyProperty("java.version", "[0-9]+[\\\\.[0-9]+]*\\-.*");
  42         String version_tokens[] = version.split("-|\\.");
  43         String major_version_spec = version_tokens[0];
  44         int major_version = new Integer(major_version_spec).intValue();
  45 
  46         String vendor_re = "Oracle Corporation";
  47         String vm_spec_version_re = major_version_spec;
  48         if (major_version < 7) {
  49             vendor_re = "Sun Microsystems Inc\\.";
  50             vm_spec_version_re = "1\\.0";
  51         }
  52         verifyProperty("java.vendor", vendor_re);
  53         verifyProperty("java.vm.vendor", vendor_re);
  54         verifyProperty("java.vm.specification.vendor", vendor_re);
  55         verifyProperty("java.specification.vendor", vendor_re);
  56         verifyProperty("java.vm.specification.version", vm_spec_version_re);
  57         System.out.println("PASS");
  58     }
  59 
  60     public static String verifyProperty(String name, String expected_re) {
  61         String value = System.getProperty(name, "");
  62         System.out.print("Checking " + name + ": \"" + value +
  63           "\".matches(\"" + expected_re + "\")... ");
  64         if (!value.matches(expected_re)) {
  65             System.out.println("no.");
  66             throw new RuntimeException("FAIL: Wrong value for " + name +
  67                 " property, \"" + value + "\", expected to be of form: \"" +
  68                 expected_re + "\"");
  69         }
  70         System.out.println("yes.");
  71         return value;
  72     }
  73 }