1 /* 2 * Copyright (c) 2003, 2013, 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. Oracle designates this 8 * particular file as subject to the "Classpath" exception as provided 9 * by Oracle in the LICENSE file that accompanied this code. 10 * 11 * This code is distributed in the hope that it will be useful, but WITHOUT 12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 14 * version 2 for more details (a copy is included in the LICENSE file that 15 * accompanied this code). 16 * 17 * You should have received a copy of the GNU General Public License version 18 * 2 along with this work; if not, write to the Free Software Foundation, 19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 20 * 21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 22 * or visit www.oracle.com if you need additional information or have any 23 * questions. 24 */ 25 26 package sun.management; 27 28 import java.lang.management.RuntimeMXBean; 29 import java.lang.management.ManagementFactory; 30 31 import java.util.List; 32 import java.util.HashMap; 33 import java.util.Map; 34 import java.util.Set; 35 import java.util.Properties; 36 import javax.management.ObjectName; 37 38 /** 39 * Implementation class for the runtime subsystem. 40 * Standard and committed hotspot-specific metrics if any. 41 * 42 * ManagementFactory.getRuntimeMXBean() returns an instance 43 * of this class. 44 */ 45 class RuntimeImpl implements RuntimeMXBean { 46 47 private final VMManagement jvm; 48 private final long vmStartupTime; 49 50 /** 51 * Constructor of RuntimeImpl class. 52 */ RuntimeImpl(VMManagement vm)53 RuntimeImpl(VMManagement vm) { 54 this.jvm = vm; 55 this.vmStartupTime = jvm.getStartupTime(); 56 } 57 getName()58 public String getName() { 59 return jvm.getVmId(); 60 } 61 getManagementSpecVersion()62 public String getManagementSpecVersion() { 63 return jvm.getManagementVersion(); 64 } 65 getVmName()66 public String getVmName() { 67 return jvm.getVmName(); 68 } 69 getVmVendor()70 public String getVmVendor() { 71 return jvm.getVmVendor(); 72 } 73 getVmVersion()74 public String getVmVersion() { 75 return jvm.getVmVersion(); 76 } 77 getSpecName()78 public String getSpecName() { 79 return jvm.getVmSpecName(); 80 } 81 getSpecVendor()82 public String getSpecVendor() { 83 return jvm.getVmSpecVendor(); 84 } 85 getSpecVersion()86 public String getSpecVersion() { 87 return jvm.getVmSpecVersion(); 88 } 89 getClassPath()90 public String getClassPath() { 91 return jvm.getClassPath(); 92 } 93 getLibraryPath()94 public String getLibraryPath() { 95 return jvm.getLibraryPath(); 96 } 97 getBootClassPath()98 public String getBootClassPath() { 99 throw new UnsupportedOperationException( 100 "Boot class path mechanism is not supported"); 101 } 102 getInputArguments()103 public List<String> getInputArguments() { 104 Util.checkMonitorAccess(); 105 return jvm.getVmArguments(); 106 } 107 getUptime()108 public long getUptime() { 109 return jvm.getUptime(); 110 } 111 getStartTime()112 public long getStartTime() { 113 return vmStartupTime; 114 } 115 isBootClassPathSupported()116 public boolean isBootClassPathSupported() { 117 return false; 118 } 119 getSystemProperties()120 public Map<String,String> getSystemProperties() { 121 Properties sysProps = System.getProperties(); 122 Map<String,String> map = new HashMap<>(); 123 124 // Properties.entrySet() does not include the entries in 125 // the default properties. So use Properties.stringPropertyNames() 126 // to get the list of property keys including the default ones. 127 Set<String> keys = sysProps.stringPropertyNames(); 128 for (String k : keys) { 129 String value = sysProps.getProperty(k); 130 map.put(k, value); 131 } 132 133 return map; 134 } 135 getObjectName()136 public ObjectName getObjectName() { 137 return Util.newObjectName(ManagementFactory.RUNTIME_MXBEAN_NAME); 138 } 139 140 } 141