J. Duke | 319a3b9 | 2007-12-01 00:00:00 +0000 | [diff] [blame] | 1 | /* |
Katja Kantserova | 549731d | 2015-05-07 09:11:49 +0200 | [diff] [blame] | 2 | * Copyright (c) 2004, 2015, Oracle and/or its affiliates. All rights reserved. |
J. Duke | 319a3b9 | 2007-12-01 00:00:00 +0000 | [diff] [blame] | 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 | * |
Kelly O'Hair | fe008ae | 2010-05-25 15:58:33 -0700 | [diff] [blame] | 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. |
J. Duke | 319a3b9 | 2007-12-01 00:00:00 +0000 | [diff] [blame] | 22 | */ |
| 23 | |
| 24 | /* |
| 25 | * @test |
| 26 | * @bug 4990512 |
| 27 | * @summary Basic Test for RuntimeMXBean.getSystemProperties(). |
| 28 | * @author Mandy Chung |
J. Duke | 319a3b9 | 2007-12-01 00:00:00 +0000 | [diff] [blame] | 29 | */ |
| 30 | |
| 31 | import java.lang.management.ManagementFactory; |
| 32 | import java.lang.management.RuntimeMXBean; |
| 33 | import java.util.*; |
| 34 | |
| 35 | public class GetSystemProperties { |
| 36 | private static final String KEY1 = "test.property.key1"; |
| 37 | private static final String VALUE1 = "test.property.value1"; |
| 38 | private static final String KEY2 = "test.property.key2"; |
| 39 | private static final String VALUE2 = "test.property.value2"; |
| 40 | |
| 41 | // system properties to be omitted |
| 42 | private static final String KEY3 = "test.property.key3"; |
| 43 | private static final Long VALUE3 = new Long(0);; |
| 44 | |
| 45 | private static final Object KEY4 = new Object(); |
| 46 | private static final String VALUE4 = "test.property.value4"; |
| 47 | |
| 48 | public static void main(String[] argv) throws Exception { |
Mandy Chung | 6f42b7b | 2009-10-14 20:16:02 -0700 | [diff] [blame] | 49 | // Save a copy of the original system properties |
| 50 | Properties props = System.getProperties(); |
| 51 | |
| 52 | try { |
| 53 | // replace the system Properties object for any modification |
| 54 | // in case jtreg caches a copy |
| 55 | System.setProperties(new Properties(props)); |
| 56 | runTest(); |
| 57 | } finally { |
| 58 | // restore original system properties |
| 59 | System.setProperties(props); |
| 60 | } |
| 61 | } |
| 62 | |
| 63 | private static void runTest() throws Exception { |
J. Duke | 319a3b9 | 2007-12-01 00:00:00 +0000 | [diff] [blame] | 64 | RuntimeMXBean mbean = ManagementFactory.getRuntimeMXBean(); |
| 65 | |
| 66 | // Print all system properties |
| 67 | Map<String,String> props = mbean.getSystemProperties(); |
| 68 | printProperties(props); |
| 69 | |
| 70 | // Add new system properties |
| 71 | System.setProperty(KEY1, VALUE1); |
| 72 | System.setProperty(KEY2, VALUE2); |
| 73 | |
| 74 | Map<String,String> props1 = mbean.getSystemProperties(); |
| 75 | String value1 = props1.get(KEY1); |
| 76 | if (value1 == null || !value1.equals(VALUE1)) { |
| 77 | throw new RuntimeException(KEY1 + " property found" + |
| 78 | " with value = " + value1 + |
| 79 | " but expected to be " + VALUE1); |
| 80 | } |
| 81 | |
| 82 | String value2 = props1.get(KEY2); |
| 83 | if (value2 == null || !value2.equals(VALUE2)) { |
| 84 | throw new RuntimeException(KEY2 + " property found" + |
| 85 | " with value = " + value2 + |
| 86 | " but expected to be " + VALUE2); |
| 87 | } |
| 88 | |
| 89 | String value3 = props1.get(KEY3); |
| 90 | if (value3 != null) { |
| 91 | throw new RuntimeException(KEY3 + " property found" + |
| 92 | " but should not exist" ); |
| 93 | } |
| 94 | |
| 95 | // Add new system properties but are not Strings |
| 96 | Properties sp = System.getProperties(); |
| 97 | sp.put(KEY3, VALUE3); |
| 98 | sp.put(KEY4, VALUE4); |
| 99 | |
| 100 | Map<String,String> props2 = mbean.getSystemProperties(); |
| 101 | // expect the system properties returned should be |
| 102 | // same as the one before adding KEY3 and KEY4 |
Mandy Chung | 6f42b7b | 2009-10-14 20:16:02 -0700 | [diff] [blame] | 103 | if (!props1.equals(props2)) { |
| 104 | throw new RuntimeException("Two copies of system properties " + |
| 105 | "are expected to be equal"); |
| 106 | } |
J. Duke | 319a3b9 | 2007-12-01 00:00:00 +0000 | [diff] [blame] | 107 | |
| 108 | System.out.println("Test passed."); |
| 109 | } |
| 110 | |
| 111 | private static void printProperties(Map<String,String> props) { |
| 112 | Set<Map.Entry<String,String>> set = props.entrySet(); |
| 113 | for (Map.Entry<String,String> p : set) { |
| 114 | System.out.println(p.getKey() + ": " + p.getValue()); |
| 115 | } |
| 116 | } |
| 117 | } |