1 /* 2 * Copyright (c) 2005, 2008, 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.io.IOException; 29 import java.util.ArrayList; 30 import java.util.List; 31 import javax.management.ObjectName; 32 33 import com.sun.management.HotSpotDiagnosticMXBean; 34 import com.sun.management.VMOption; 35 36 /** 37 * Implementation of the diagnostic MBean for Hotspot VM. 38 */ 39 public class HotSpotDiagnostic implements HotSpotDiagnosticMXBean { 40 public HotSpotDiagnostic() { 41 } 42 43 public native void dumpHeap(String outputFile, boolean live) throws IOException; 44 45 public List<VMOption> getDiagnosticOptions() { 46 List<Flag> allFlags = Flag.getAllFlags(); 47 List<VMOption> result = new ArrayList<VMOption>(); 48 for (Flag flag : allFlags) { 49 if (flag.isWriteable() && flag.isExternal()) { 50 result.add(flag.getVMOption()); 51 } 52 } 53 return result; 54 } 55 56 public VMOption getVMOption(String name) { 57 if (name == null) { 58 throw new NullPointerException("name cannot be null"); 59 } 60 99 iae.initCause(e); 100 throw iae; 101 } 102 } else if (v instanceof Boolean) { 103 if (!value.equalsIgnoreCase("true") && 104 !value.equalsIgnoreCase("false")) { 105 throw new IllegalArgumentException("Invalid value:" + 106 " VM Option \"" + name + "\"" + 107 " expects \"true\" or \"false\"."); 108 } 109 Flag.setBooleanValue(name, Boolean.parseBoolean(value)); 110 } else if (v instanceof String) { 111 Flag.setStringValue(name, value); 112 } else { 113 throw new IllegalArgumentException("VM Option \"" + 114 name + "\" is of an unsupported type: " + 115 v.getClass().getName()); 116 } 117 } 118 119 public ObjectName getObjectName() { 120 return Util.newObjectName("com.sun.management:type=HotSpotDiagnostic"); 121 } 122 } | 1 /* 2 * Copyright (c) 2005, 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.io.IOException; 29 import java.util.ArrayList; 30 import java.util.Arrays; 31 import java.util.Collections; 32 import java.util.List; 33 import javax.management.ObjectName; 34 35 import com.sun.management.DiagnosticCommandInfo; 36 import com.sun.management.DiagnosticCommandArgumentInfo; 37 import com.sun.management.HotSpotDiagnosticMXBean; 38 import com.sun.management.VMOption; 39 40 /** 41 * Implementation of the diagnostic MBean for Hotspot VM. 42 */ 43 public class HotSpotDiagnostic implements HotSpotDiagnosticMXBean { 44 45 private final VMManagement jvm; 46 47 public HotSpotDiagnostic(VMManagement jvm) { 48 this.jvm = jvm; 49 } 50 51 public native void dumpHeap(String outputFile, boolean live) throws IOException; 52 53 public List<VMOption> getDiagnosticOptions() { 54 List<Flag> allFlags = Flag.getAllFlags(); 55 List<VMOption> result = new ArrayList<VMOption>(); 56 for (Flag flag : allFlags) { 57 if (flag.isWriteable() && flag.isExternal()) { 58 result.add(flag.getVMOption()); 59 } 60 } 61 return result; 62 } 63 64 public VMOption getVMOption(String name) { 65 if (name == null) { 66 throw new NullPointerException("name cannot be null"); 67 } 68 107 iae.initCause(e); 108 throw iae; 109 } 110 } else if (v instanceof Boolean) { 111 if (!value.equalsIgnoreCase("true") && 112 !value.equalsIgnoreCase("false")) { 113 throw new IllegalArgumentException("Invalid value:" + 114 " VM Option \"" + name + "\"" + 115 " expects \"true\" or \"false\"."); 116 } 117 Flag.setBooleanValue(name, Boolean.parseBoolean(value)); 118 } else if (v instanceof String) { 119 Flag.setStringValue(name, value); 120 } else { 121 throw new IllegalArgumentException("VM Option \"" + 122 name + "\" is of an unsupported type: " + 123 v.getClass().getName()); 124 } 125 } 126 127 public List<String> getDiagnosticCommands() { 128 String[] commands = getDiagnosticCommands0(); 129 return commands == null ? Collections.<String>emptyList() : 130 Arrays.asList(commands); 131 } 132 133 public DiagnosticCommandInfo getDiagnosticCommandInfo(String command) { 134 String[] array = new String[] { command }; 135 return getDiagnosticCommandInfo0(array)[0]; 136 } 137 138 public List<DiagnosticCommandInfo> getDiagnosticCommandInfo() { 139 String[] commands = getDiagnosticCommands0(); 140 return Arrays.asList(getDiagnosticCommandInfo0(commands)); 141 } 142 143 public List<DiagnosticCommandInfo> getDiagnosticCommandInfo( 144 List<String> commands) { 145 if (commands == null) { 146 throw new NullPointerException(); 147 } 148 return Arrays.asList(getDiagnosticCommandInfo0( 149 commands.toArray(new String[commands.size()]))); 150 } 151 152 public String execute(String command) { 153 Util.checkDiagnosticCommandAccess(); 154 return executeDiagnosticCommand0(command); 155 } 156 157 public String execute(String cmd, String... arguments) { 158 if(cmd == null) { 159 throw new IllegalArgumentException("Missing command name"); 160 } 161 StringBuilder sb = new StringBuilder(); 162 sb.append(cmd); 163 sb.append(" "); 164 for(String arg : arguments) { 165 sb.append(arg); 166 sb.append(" "); 167 } 168 return execute(sb.toString()); 169 } 170 171 public ObjectName getObjectName() { 172 return Util.newObjectName("com.sun.management:type=HotSpotDiagnostic"); 173 } 174 175 private native String[] getDiagnosticCommands0(); 176 private native DiagnosticCommandInfo[] getDiagnosticCommandInfo0( 177 String[] commands) throws IllegalArgumentException; 178 private native String executeDiagnosticCommand0(String command) 179 throws IllegalArgumentException; 180 } |