1/*
2 * Copyright (c) 2013, 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
21 * questions.
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23 */
24
25#ifndef SHARE_GC_SHARED_OBJECTCOUNTEVENTSENDER_HPP
26#define SHARE_GC_SHARED_OBJECTCOUNTEVENTSENDER_HPP
27
28#include "gc/shared/gcTrace.hpp"
29#include "memory/allocation.hpp"
30#include "utilities/globalDefinitions.hpp"
31#include "utilities/macros.hpp"
32#include "utilities/ticks.hpp"
33
34#if INCLUDE_SERVICES
35
36class KlassInfoEntry;
37class Klass;
38
39class ObjectCountEventSender : public AllStatic {
40 static bool _should_send_requestable_event;
41
42 template <typename T>
43 static void send_event_if_enabled(Klass* klass, jlong count, julong size, const Ticks& timestamp);
44
45 public:
46 static void enable_requestable_event();
47 static void disable_requestable_event();
48
49 static void send(const KlassInfoEntry* entry, const Ticks& timestamp);
50 static bool should_send_event();
51};
52
53#endif // INCLUDE_SERVICES
54
55#endif // SHARE_GC_SHARED_OBJECTCOUNTEVENTSENDER_HPP
56