/*
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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* under the terms of the GNU General Public License version 2 only, as
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*
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
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* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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#ifndef SHARE_JFR_SUPPORT_JFRJDKJFREVENT_HPP
#define SHARE_JFR_SUPPORT_JFRJDKJFREVENT_HPP
#include "jni.h"
#include "memory/allStatic.hpp"
#include "utilities/exceptions.hpp"
class Klass;
//
// For convenient access to the event klass hierarchy:
//
// - jdk.internal.event.Event (java.base)
// - jdk.jfr.Event (jdk.jfr)
// - sub klasses (...)
//
// Although the top level klass is really jdk.internal.event.Event,
// its role is primarily to allow event programming in module java.base.
// We still call it the jdk.jfr.Event klass hierarchy, including
// jdk.internal.event.Event.
//
class JdkJfrEvent : AllStatic {
public:
// jdk.jfr.Event
static bool is(const Klass* k);
static bool is(const jclass jc);
static void tag_as(const Klass* k);
// jdk.jfr.Event subklasses
static bool is_subklass(const Klass* k);
static bool is_subklass(const jclass jc);
static void tag_as_subklass(const Klass* k);
static void tag_as_subklass(const jclass jc);
// jdk.jfr.Event hierarchy
static bool is_a(const Klass* k);
static bool is_a(const jclass jc);
static void remove(const Klass* k);
// klasses that host a jdk.jfr.Event
static bool is_host(const Klass* k);
static bool is_host(const jclass jc);
static void tag_as_host(const Klass* k);
static void tag_as_host(const jclass jc);
// in the set of classes made visible to java
static bool is_visible(const Klass* k);
static bool is_visible(const jclass jc);
static bool is_excluded(const jclass jc);
// all klasses in the hierarchy
static jobject get_all_klasses(TRAPS);
};
#endif // SHARE_JFR_SUPPORT_JFRJDKJFREVENT_HPP
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