1/*
2 * Copyright (c) 2018, 2019, Oracle and/or its affiliates. All rights reserved.
3 * Copyright (c) 2018, SAP and/or its affiliates.
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
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24 */
25
26#ifndef SHARE_MEMORY_METASPACE_METASPACEDCMD_HPP
27#define SHARE_MEMORY_METASPACE_METASPACEDCMD_HPP
28
29#include "services/diagnosticCommand.hpp"
30
31class outputStream;
32
33namespace metaspace {
34
35class MetaspaceDCmd : public DCmdWithParser {
36 DCmdArgument<bool> _basic;
37 DCmdArgument<bool> _show_loaders;
38 DCmdArgument<bool> _by_spacetype;
39 DCmdArgument<bool> _by_chunktype;
40 DCmdArgument<bool> _show_vslist;
41 DCmdArgument<bool> _show_vsmap;
42 DCmdArgument<char*> _scale;
43 DCmdArgument<bool> _show_classes;
44public:
45 MetaspaceDCmd(outputStream* output, bool heap);
46 static const char* name() {
47 return "VM.metaspace";
48 }
49 static const char* description() {
50 return "Prints the statistics for the metaspace";
51 }
52 static const char* impact() {
53 return "Medium: Depends on number of classes loaded.";
54 }
55 static const JavaPermission permission() {
56 JavaPermission p = {"java.lang.management.ManagementPermission",
57 "monitor", NULL};
58 return p;
59 }
60 static int num_arguments();
61 virtual void execute(DCmdSource source, TRAPS);
62};
63
64} // namespace metaspace
65
66#endif // SHARE_MEMORY_METASPACE_METASPACEDCMD_HPP
67