| /* |
| * Copyright (c) 2013, 2017, Oracle and/or its affiliates. All rights reserved. |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| * |
| * This code is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License version 2 only, as |
| * published by the Free Software Foundation. |
| * |
| * This code is distributed in the hope that it will be useful, but WITHOUT |
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| * version 2 for more details (a copy is included in the LICENSE file that |
| * accompanied this code). |
| * |
| * You should have received a copy of the GNU General Public License version |
| * 2 along with this work; if not, write to the Free Software Foundation, |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| * or visit www.oracle.com if you need additional information or have any |
| * questions. |
| */ |
| |
| import sun.management.ManagementFactoryHelper; |
| |
| import com.sun.management.DiagnosticCommandMBean; |
| |
| public class DcmdUtil |
| { |
| public static String executeDcmd(String cmd, String ... args) { |
| DiagnosticCommandMBean dcmd = ManagementFactoryHelper.getDiagnosticCommandMBean(); |
| Object[] dcmdArgs = {args}; |
| String[] signature = {String[].class.getName()}; |
| |
| try { |
| System.out.print("> " + cmd + " "); |
| for (String s : args) { |
| System.out.print(s + " "); |
| } |
| System.out.println(":"); |
| String result = (String) dcmd.invoke(transform(cmd), dcmdArgs, signature); |
| System.out.println(result); |
| return result; |
| } catch(Exception ex) { |
| ex.printStackTrace(); |
| } |
| return null; |
| } |
| |
| private static String transform(String name) { |
| StringBuilder sb = new StringBuilder(); |
| boolean toLower = true; |
| boolean toUpper = false; |
| for (int i = 0; i < name.length(); i++) { |
| char c = name.charAt(i); |
| if (c == '.' || c == '_') { |
| toLower = false; |
| toUpper = true; |
| } else { |
| if (toUpper) { |
| toUpper = false; |
| sb.append(Character.toUpperCase(c)); |
| } else if(toLower) { |
| sb.append(Character.toLowerCase(c)); |
| } else { |
| sb.append(c); |
| } |
| } |
| } |
| return sb.toString(); |
| } |
| |
| } |