1/*
2 * Copyright (c) 2014, 2019, 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.
8 *
9 * This code is distributed in the hope that it will be useful, but WITHOUT
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
12 * version 2 for more details (a copy is included in the LICENSE file that
13 * accompanied this code).
14 *
15 * You should have received a copy of the GNU General Public License version
16 * 2 along with this work; if not, write to the Free Software Foundation,
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
18 *
19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
20 * or visit www.oracle.com if you need additional information or have any
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23 */
24
25#ifndef SHARE_JFR_LEAKPROFILER_CHECKPOINT_ROOTRESOLVER_HPP
26#define SHARE_JFR_LEAKPROFILER_CHECKPOINT_ROOTRESOLVER_HPP
27
28#include "jfr/leakprofiler/utilities/rootType.hpp"
29#include "memory/allocation.hpp"
30#include "oops/oopsHierarchy.hpp"
31
32struct RootCallbackInfo {
33 const void* _high;
34 const void* _low;
35 const void* _context;
36 OldObjectRoot::System _system;
37 OldObjectRoot::Type _type;
38};
39
40class RootCallback {
41 public:
42 virtual bool process(const RootCallbackInfo& info) = 0;
43 virtual int entries() const = 0;
44 virtual const void* at(int idx) const = 0;
45};
46
47class RootResolver : public AllStatic {
48 public:
49 static void resolve(RootCallback& callback);
50};
51
52#endif // SHARE_JFR_LEAKPROFILER_CHECKPOINT_ROOTRESOLVER_HPP
53