| 1 | /* |
| 2 | * Copyright (c) 2018, 2019, Oracle and/or its affiliates. All rights reserved. |
| 3 | * Copyright (c) 2018 SAP SE. All rights reserved. |
| 4 | * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| 5 | * |
| 6 | * This code is free software; you can redistribute it and/or modify it |
| 7 | * under the terms of the GNU General Public License version 2 only, as |
| 8 | * published by the Free Software Foundation. |
| 9 | * |
| 10 | * This code is distributed in the hope that it will be useful, but WITHOUT |
| 11 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| 12 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| 13 | * version 2 for more details (a copy is included in the LICENSE file that |
| 14 | * accompanied this code). |
| 15 | * |
| 16 | * You should have received a copy of the GNU General Public License version |
| 17 | * 2 along with this work; if not, write to the Free Software Foundation, |
| 18 | * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| 19 | * |
| 20 | * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| 21 | * or visit www.oracle.com if you need additional information or have any |
| 22 | * questions. |
| 23 | * |
| 24 | */ |
| 25 | |
| 26 | #ifndef SHARE_CLASSFILE_CLASSLOADERHIERARCHYDCMD_HPP |
| 27 | #define SHARE_CLASSFILE_CLASSLOADERHIERARCHYDCMD_HPP |
| 28 | |
| 29 | #include "services/diagnosticCommand.hpp" |
| 30 | |
| 31 | class ClassLoaderHierarchyDCmd: public DCmdWithParser { |
| 32 | DCmdArgument<bool> _show_classes; |
| 33 | DCmdArgument<bool> _verbose; |
| 34 | DCmdArgument<bool> _fold; |
| 35 | public: |
| 36 | |
| 37 | ClassLoaderHierarchyDCmd(outputStream* output, bool heap); |
| 38 | |
| 39 | static const char* name() { |
| 40 | return "VM.classloaders" ; |
| 41 | } |
| 42 | |
| 43 | static const char* description() { |
| 44 | return "Prints classloader hierarchy." ; |
| 45 | } |
| 46 | static const char* impact() { |
| 47 | return "Medium: Depends on number of class loaders and classes loaded." ; |
| 48 | } |
| 49 | static const JavaPermission permission() { |
| 50 | JavaPermission p = {"java.lang.management.ManagementPermission" , |
| 51 | "monitor" , NULL}; |
| 52 | return p; |
| 53 | } |
| 54 | static int num_arguments(); |
| 55 | virtual void execute(DCmdSource source, TRAPS); |
| 56 | |
| 57 | }; |
| 58 | |
| 59 | #endif // SHARE_CLASSFILE_CLASSLOADERHIERARCHYDCMD_HPP |
| 60 | |