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| 1 | +/* | |
| 2 | + * Copyright (c) 2003, 2011, 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.util.List; | |
| 29 | +import sun.management.counter.Counter; | |
| 30 | +/** | |
| 31 | + * An interface for the monitoring and management of the | |
| 32 | + * Java virtual machine. | |
| 33 | + */ | |
| 34 | +public interface VMManagement { | |
| 35 | + | |
| 36 | + // Optional supports | |
| 37 | + public boolean isCompilationTimeMonitoringSupported(); | |
| 38 | + public boolean isThreadContentionMonitoringSupported(); | |
| 39 | + public boolean isThreadContentionMonitoringEnabled(); | |
| 40 | + public boolean isCurrentThreadCpuTimeSupported(); | |
| 41 | + public boolean isOtherThreadCpuTimeSupported(); | |
| 42 | + public boolean isThreadCpuTimeEnabled(); | |
| 43 | + public boolean isBootClassPathSupported(); | |
| 44 | + public boolean isObjectMonitorUsageSupported(); | |
| 45 | + public boolean isSynchronizerUsageSupported(); | |
| 46 | + public boolean isThreadAllocatedMemorySupported(); | |
| 47 | + public boolean isThreadAllocatedMemoryEnabled(); | |
| 48 | + public boolean isGcNotificationSupported(); | |
| 49 | + | |
| 50 | + // Class Loading Subsystem | |
| 51 | + public long getTotalClassCount(); | |
| 52 | + public int getLoadedClassCount(); | |
| 53 | + public long getUnloadedClassCount(); | |
| 54 | + public boolean getVerboseClass(); | |
| 55 | + | |
| 56 | + // Memory Subsystem | |
| 57 | + public boolean getVerboseGC(); | |
| 58 | + | |
| 59 | + // Runtime Subsystem | |
| 60 | + public String getManagementVersion(); | |
| 61 | + public String getVmId(); | |
| 62 | + public String getVmName(); | |
| 63 | + public String getVmVendor(); | |
| 64 | + public String getVmVersion(); | |
| 65 | + public String getVmSpecName(); | |
| 66 | + public String getVmSpecVendor(); | |
| 67 | + public String getVmSpecVersion(); | |
| 68 | + public String getClassPath(); | |
| 69 | + public String getLibraryPath(); | |
| 70 | + public String getBootClassPath(); | |
| 71 | + public List<String> getVmArguments(); | |
| 72 | + public long getStartupTime(); | |
| 73 | + public int getAvailableProcessors(); | |
| 74 | + | |
| 75 | + // Compilation Subsystem | |
| 76 | + public String getCompilerName(); | |
| 77 | + public long getTotalCompileTime(); | |
| 78 | + | |
| 79 | + // Thread Subsystem | |
| 80 | + public long getTotalThreadCount(); | |
| 81 | + public int getLiveThreadCount(); | |
| 82 | + public int getPeakThreadCount(); | |
| 83 | + public int getDaemonThreadCount(); | |
| 84 | + | |
| 85 | + // Operating System | |
| 86 | + public String getOsName(); | |
| 87 | + public String getOsArch(); | |
| 88 | + public String getOsVersion(); | |
| 89 | + | |
| 90 | + // Hotspot-specific Runtime support | |
| 91 | + public long getSafepointCount(); | |
| 92 | + public long getTotalSafepointTime(); | |
| 93 | + public long getSafepointSyncTime(); | |
| 94 | + public long getTotalApplicationNonStoppedTime(); | |
| 95 | + | |
| 96 | + public long getLoadedClassSize(); | |
| 97 | + public long getUnloadedClassSize(); | |
| 98 | + public long getClassLoadingTime(); | |
| 99 | + public long getMethodDataSize(); | |
| 100 | + public long getInitializedClassCount(); | |
| 101 | + public long getClassInitializationTime(); | |
| 102 | + public long getClassVerificationTime(); | |
| 103 | + | |
| 104 | + // Performance counter support | |
| 105 | + public List<Counter> getInternalCounters(String pattern); | |
| 106 | +} | |