1 /* 2 * Copyright (c) 2005, 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 26 * @bug 6260131 27 * @summary Test for RuntimeMXBean.getSystemProperties() if the system 28 * properties contain another list of properties as the defaults. 29 * @author Mandy Chung 30 * 31 * @run build PropertiesTest 32 * @run main PropertiesTest 33 */ 34 35 import java.util.*; 36 import java.io.*; 37 import java.lang.management.ManagementFactory; 38 import java.lang.management.RuntimeMXBean; 39 40 public class PropertiesTest { 41 private static int NUM_MYPROPS = 3; 42 public static void main(String[] argv) throws Exception { 43 // Save a copy of the original system properties 44 Properties props = System.getProperties(); 45 46 try { 47 // replace the system Properties object for any modification 48 // in case jtreg caches a copy 49 System.setProperties(new Properties(props)); 50 runTest(props.size()); 51 } finally { 52 // restore original system properties 53 System.setProperties(props); 54 } 55 } 56 57 private static void runTest(int sysPropsCount) throws Exception { 58 // Create a new system properties using the old one 59 // as the defaults 60 Properties myProps = new Properties( System.getProperties() ); 61 62 // add several new properties 63 myProps.put("good.property.1", "good.value.1"); 64 myProps.put("good.property.2", "good.value.2"); 65 myProps.put("good.property.3", "good.value.3"); 66 myProps.put("good.property.4", new Integer(4)); 67 myProps.put(new Integer(5), "good.value.5"); 68 myProps.put(new Object(), new Object()); 69 70 System.setProperties(myProps); 71 72 Map<String,String> props = 73 ManagementFactory.getRuntimeMXBean().getSystemProperties(); 74 int i=0; 75 for (Map.Entry<String,String> e : props.entrySet()) { 76 String key = e.getKey(); 77 String value = e.getValue(); 78 System.out.println(i++ + ": " + key + " : " + value); 79 } 80 81 if (props.size() != NUM_MYPROPS + sysPropsCount) { 82 throw new RuntimeException("Test Failed: " + 83 "Expected number of properties = " + 84 NUM_MYPROPS + sysPropsCount + 85 " but found = " + props.size()); 86 } 87 } 88 }