J. Duke | 319a3b9 | 2007-12-01 00:00:00 +0000 | [diff] [blame^] | 1 | /* |
| 2 | * Copyright 2003-2005 Sun Microsystems, Inc. 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. Sun designates this |
| 8 | * particular file as subject to the "Classpath" exception as provided |
| 9 | * by Sun 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 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, |
| 22 | * CA 95054 USA or visit www.sun.com if you need additional information or |
| 23 | * have any 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 | |
| 47 | // Class Loading Subsystem |
| 48 | public long getTotalClassCount(); |
| 49 | public int getLoadedClassCount(); |
| 50 | public long getUnloadedClassCount(); |
| 51 | public boolean getVerboseClass(); |
| 52 | |
| 53 | // Memory Subsystem |
| 54 | public boolean getVerboseGC(); |
| 55 | |
| 56 | // Runtime Subsystem |
| 57 | public String getManagementVersion(); |
| 58 | public String getVmId(); |
| 59 | public String getVmName(); |
| 60 | public String getVmVendor(); |
| 61 | public String getVmVersion(); |
| 62 | public String getVmSpecName(); |
| 63 | public String getVmSpecVendor(); |
| 64 | public String getVmSpecVersion(); |
| 65 | public String getClassPath(); |
| 66 | public String getLibraryPath(); |
| 67 | public String getBootClassPath(); |
| 68 | public List<String> getVmArguments(); |
| 69 | public long getStartupTime(); |
| 70 | public int getAvailableProcessors(); |
| 71 | |
| 72 | // Compilation Subsystem |
| 73 | public String getCompilerName(); |
| 74 | public long getTotalCompileTime(); |
| 75 | |
| 76 | // Thread Subsystem |
| 77 | public long getTotalThreadCount(); |
| 78 | public int getLiveThreadCount(); |
| 79 | public int getPeakThreadCount(); |
| 80 | public int getDaemonThreadCount(); |
| 81 | |
| 82 | // Operating System |
| 83 | public String getOsName(); |
| 84 | public String getOsArch(); |
| 85 | public String getOsVersion(); |
| 86 | |
| 87 | // Hotspot-specific Runtime support |
| 88 | public long getSafepointCount(); |
| 89 | public long getTotalSafepointTime(); |
| 90 | public long getSafepointSyncTime(); |
| 91 | public long getTotalApplicationNonStoppedTime(); |
| 92 | |
| 93 | public long getLoadedClassSize(); |
| 94 | public long getUnloadedClassSize(); |
| 95 | public long getClassLoadingTime(); |
| 96 | public long getMethodDataSize(); |
| 97 | public long getInitializedClassCount(); |
| 98 | public long getClassInitializationTime(); |
| 99 | public long getClassVerificationTime(); |
| 100 | |
| 101 | // Performance counter support |
| 102 | public List<Counter> getInternalCounters(String pattern); |
| 103 | } |