1 /*
   2  * Copyright (c) 2014, 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 /* @test
  25  * @bug 8061651
  26  * @summary -Dsun.cds.enableSharedLookupCache specified on the command-line
  27  *          should have no effect.
  28  * @run main/othervm -Dsun.cds.enableSharedLookupCache=true -Xshare:off -Dfoo.foo.bar=xyz EnableLookupCache
  29  */
  30 
  31 import java.io.*;
  32 import java.net.*;
  33 import java.util.zip.*;
  34 
  35 public class EnableLookupCache {
  36     public static void main(String[] args) throws Exception {
  37         // If JVM is started with -Xshare:off, the sun.cds.enableSharedLookupCache
  38         // should never be true, even if it has been explicitly set in the
  39         // command-line.
  40         String prop = "sun.cds.enableSharedLookupCache";
  41         String value = System.getProperty(prop);
  42         System.out.println("System.getProperty(\"" + prop + "\") = \"" + value+ "\"");
  43 
  44         if ("true".equals(value)) {
  45             System.out.println("Test FAILED: system property " + prop +
  46                                " is \"true\" (unexpected)");
  47             throw new RuntimeException(prop + " should not be " + value);
  48         }
  49 
  50         // Make sure the -D... arguments in the @run tag are indeed used.
  51         prop = "foo.foo.bar";
  52         value = System.getProperty(prop);
  53         System.out.println("System.getProperty(\"" + prop + "\") = \"" + value+ "\"");
  54         if (!"xyz".equals(value)) {
  55             System.out.println("Test FAILED: system property " + prop +
  56                                " should be \"xyz\"");
  57             throw new RuntimeException(prop + " should not be " + value);
  58         }
  59 
  60 
  61         // We should be able to load the other classes without issue.
  62         A.test();
  63         B.test();
  64         System.out.println("Test PASSED");
  65     }
  66 
  67     static class A {static void test() {}}
  68     static class B {static void test() {}}
  69 }
  70