1/*
2 * Copyright (c) 2012, 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_SUPPORT_JFREVENTCLASS_HPP
26#define SHARE_JFR_SUPPORT_JFREVENTCLASS_HPP
27
28#include "jni.h"
29#include "memory/allocation.hpp"
30
31class Klass;
32
33//
34// For convenient access to the jdk.jfr.Event klass hierarchy.
35//
36class JdkJfrEvent : AllStatic {
37 public:
38 // jdk.jfr.Event
39 static bool is(const Klass* k);
40 static bool is(const jclass jc);
41 static void tag_as(const Klass* k);
42
43 // jdk.jfr.Event subklasses
44 static bool is_subklass(const Klass* k);
45 static bool is_subklass(const jclass jc);
46 static void tag_as_subklass(const Klass* k);
47 static void tag_as_subklass(const jclass jc);
48
49 // jdk.jfr.Event hierarchy
50 static bool is_a(const Klass* k);
51 static bool is_a(const jclass jc);
52
53 // klasses that host a jdk.jfr.Event
54 static bool is_host(const Klass* k);
55 static bool is_host(const jclass jc);
56 static void tag_as_host(const Klass* k);
57 static void tag_as_host(const jclass jc);
58
59 // in the set of classes made visible to java
60 static bool is_visible(const Klass* k);
61 static bool is_visible(const jclass jc);
62};
63
64#endif // SHARE_JFR_SUPPORT_JFREVENTCLASS_HPP
65