1 /* |
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2 * Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved. |
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3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
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4 * |
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5 * This code is free software; you can redistribute it and/or modify it |
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6 * under the terms of the GNU General Public License version 2 only, as |
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7 * published by the Free Software Foundation. Oracle designates this |
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8 * particular file as subject to the "Classpath" exception as provided |
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9 * by Oracle in the LICENSE file that accompanied this code. |
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10 * |
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11 * This code is distributed in the hope that it will be useful, but WITHOUT |
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12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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14 * version 2 for more details (a copy is included in the LICENSE file that |
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15 * accompanied this code). |
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16 * |
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17 * You should have received a copy of the GNU General Public License version |
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18 * 2 along with this work; if not, write to the Free Software Foundation, |
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19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
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20 * |
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21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
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22 * or visit www.oracle.com if you need additional information or have any |
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23 * questions. |
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24 */ |
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25 package com.sun.management.internal; |
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26 |
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27 import java.lang.management.ManagementFactory; |
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28 import java.util.ArrayList; |
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29 import java.util.Collections; |
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30 import java.util.HashMap; |
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31 import java.util.List; |
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32 import java.util.Map; |
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33 import java.util.Set; |
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34 import java.util.stream.Collectors; |
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35 import java.util.stream.Stream; |
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36 import javax.management.DynamicMBean; |
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37 import javax.management.ObjectName; |
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38 import sun.management.ManagementFactoryHelper; |
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39 import sun.management.spi.PlatformMBeanProvider; |
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40 |
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41 public final class PlatformMBeanProviderImpl extends PlatformMBeanProvider { |
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42 private final List<PlatformComponent<?>> mxbeanList; |
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43 |
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44 public PlatformMBeanProviderImpl() { |
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45 mxbeanList = Collections.unmodifiableList(init()); |
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46 } |
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47 |
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48 @Override |
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49 public List<PlatformComponent<?>> getPlatformComponentList() { |
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50 return mxbeanList; |
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51 } |
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52 |
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53 private List<PlatformComponent<?>> init() { |
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54 ArrayList<PlatformComponent<?>> initMBeanList = new ArrayList<>(); |
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55 /** |
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56 * Garbage Collector in the Java virtual machine. |
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57 */ |
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58 initMBeanList.add(new PlatformComponent<java.lang.management.MemoryManagerMXBean>() { |
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59 private final Set<String> garbageCollectorMXBeanInterfaceNames |
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60 = Collections.unmodifiableSet( |
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61 Stream.of("java.lang.management.MemoryManagerMXBean", |
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62 "java.lang.management.GarbageCollectorMXBean", |
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63 "com.sun.management.GarbageCollectorMXBean") |
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64 .collect(Collectors.toSet())); |
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65 |
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66 @Override |
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67 public Set<Class<? extends java.lang.management.MemoryManagerMXBean>> mbeanInterfaces() { |
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68 return Stream.of(java.lang.management.MemoryManagerMXBean.class, |
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69 java.lang.management.GarbageCollectorMXBean.class, |
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70 com.sun.management.GarbageCollectorMXBean.class) |
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71 .collect(Collectors.toSet()); |
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72 } |
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73 |
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74 @Override |
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75 public Set<String> mbeanInterfaceNames() { |
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76 return garbageCollectorMXBeanInterfaceNames; |
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77 } |
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78 |
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79 @Override |
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80 public String getObjectNamePattern() { |
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81 return ManagementFactory.GARBAGE_COLLECTOR_MXBEAN_DOMAIN_TYPE + ",name=*"; |
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82 } |
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83 |
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84 @Override |
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85 public boolean isSingleton() { |
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86 return false; // zero or more instances |
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87 } |
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88 |
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89 @Override |
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90 public Map<String, java.lang.management.MemoryManagerMXBean> nameToMBeanMap() { |
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91 List<java.lang.management.GarbageCollectorMXBean> list |
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92 = ManagementFactoryHelper.getGarbageCollectorMXBeans();; |
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93 Map<String, java.lang.management.MemoryManagerMXBean> map; |
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94 if (list.isEmpty()) { |
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95 map = Collections.<String, java.lang.management.MemoryManagerMXBean>emptyMap(); |
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96 } else { |
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97 map = new HashMap<>(list.size()); |
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98 for (java.lang.management.MemoryManagerMXBean gcm : list) { |
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99 map.put(gcm.getObjectName().getCanonicalName(), |
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100 gcm); |
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101 } |
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102 } |
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103 return map; |
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104 } |
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105 }); |
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106 |
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107 /** |
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108 * OperatingSystemMXBean |
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109 */ |
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110 initMBeanList.add(new PlatformComponent<java.lang.management.OperatingSystemMXBean>() { |
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111 private final Set<String> operatingSystemMXBeanInterfaceNames |
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112 = Collections.unmodifiableSet( |
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113 Stream.of("java.lang.management.OperatingSystemMXBean", |
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114 "com.sun.management.OperatingSystemMXBean", |
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115 "com.sun.management.UnixOperatingSystemMXBean") |
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116 .collect(Collectors.toSet())); |
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117 |
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118 @Override |
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119 public Set<Class<? extends java.lang.management.OperatingSystemMXBean>> mbeanInterfaces() { |
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120 return Stream.of(java.lang.management.OperatingSystemMXBean.class, |
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121 com.sun.management.OperatingSystemMXBean.class, |
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122 com.sun.management.UnixOperatingSystemMXBean.class) |
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123 .collect(Collectors.toSet()); |
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124 } |
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125 |
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126 @Override |
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127 public Set<String> mbeanInterfaceNames() { |
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128 return operatingSystemMXBeanInterfaceNames; |
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129 } |
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130 |
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131 @Override |
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132 public String getObjectNamePattern() { |
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133 return ManagementFactory.OPERATING_SYSTEM_MXBEAN_NAME; |
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134 } |
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135 |
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136 @Override |
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137 public Map<String, java.lang.management.OperatingSystemMXBean> nameToMBeanMap() { |
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138 return Collections.<String, java.lang.management.OperatingSystemMXBean>singletonMap( |
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139 ManagementFactory.OPERATING_SYSTEM_MXBEAN_NAME, |
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140 ManagementFactoryHelper.getOperatingSystemMXBean()); |
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141 } |
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142 }); |
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143 |
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144 /** |
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145 * Diagnostic support for the HotSpot Virtual Machine. |
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146 */ |
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147 initMBeanList.add(new PlatformComponent<com.sun.management.HotSpotDiagnosticMXBean>() { |
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148 private final Set<String> hotSpotDiagnosticMXBeanInterfaceNames = |
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149 Collections.unmodifiableSet(Collections.<String>singleton("com.sun.management.HotSpotDiagnosticMXBean")); |
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150 |
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151 @Override |
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152 public Set<Class<? extends com.sun.management.HotSpotDiagnosticMXBean>> mbeanInterfaces() { |
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153 return Collections.singleton(com.sun.management.HotSpotDiagnosticMXBean.class); |
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154 } |
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155 |
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156 @Override |
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157 public Set<String> mbeanInterfaceNames() { |
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158 return hotSpotDiagnosticMXBeanInterfaceNames; |
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159 } |
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160 |
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161 @Override |
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162 public String getObjectNamePattern() { |
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163 return "com.sun.management:type=HotSpotDiagnostic"; |
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164 } |
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165 |
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166 @Override |
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167 public Map<String, com.sun.management.HotSpotDiagnosticMXBean> nameToMBeanMap() { |
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168 return Collections.<String, com.sun.management.HotSpotDiagnosticMXBean>singletonMap( |
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169 "com.sun.management:type=HotSpotDiagnostic", |
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170 ManagementFactoryHelper.getDiagnosticMXBean()); |
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171 } |
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172 }); |
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173 |
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174 /** |
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175 * DynamicMBean |
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176 */ |
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177 HashMap<ObjectName, DynamicMBean> dynmbeans |
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178 = ManagementFactoryHelper.getPlatformDynamicMBeans(); |
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179 final Set<String> dynamicMBeanInterfaceNames = |
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180 Collections.unmodifiableSet(Collections.<String>singleton("javax.management.DynamicMBean")); |
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181 for (Map.Entry<ObjectName, DynamicMBean> e : dynmbeans.entrySet()) { |
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182 initMBeanList.add(new PlatformComponent<DynamicMBean>() { |
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183 @Override |
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184 public Set<String> mbeanInterfaceNames() { |
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185 return dynamicMBeanInterfaceNames; |
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186 } |
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187 |
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188 @Override |
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189 public Set<Class<? extends DynamicMBean>> mbeanInterfaces() { |
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190 return Collections.emptySet(); // DynamicMBean cannot be used to find an MBean by ManagementFactory |
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191 } |
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192 |
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193 @Override |
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194 public String getObjectNamePattern() { |
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195 return e.getKey().getCanonicalName(); |
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196 } |
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197 |
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198 @Override |
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199 public Map<String, DynamicMBean> nameToMBeanMap() { |
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200 return Collections.<String, DynamicMBean>singletonMap( |
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201 e.getKey().getCanonicalName(), |
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202 e.getValue()); |
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203 } |
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204 }); |
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205 } |
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206 initMBeanList.trimToSize(); |
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207 return initMBeanList; |
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208 } |
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209 } |
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