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a060be188d
Co-authored-by: Markus Gronlund <markus.gronlund@oracle.com> Reviewed-by: coleenp, ihse, erikj, dsamersoff, mseledtsov, egahlin, mgronlun
76 lines
2.5 KiB
C++
76 lines
2.5 KiB
C++
/*
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* Copyright (c) 2013, 2018, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*
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*/
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#include "precompiled.hpp"
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#include "gc/shared/gcId.hpp"
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#include "gc/shared/objectCountEventSender.hpp"
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#include "jfr/jfrEvents.hpp"
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#include "memory/heapInspection.hpp"
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#include "utilities/macros.hpp"
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#include "utilities/ticks.hpp"
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#if INCLUDE_SERVICES
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bool ObjectCountEventSender::should_send_event() {
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#if INCLUDE_JFR
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return _should_send_requestable_event || EventObjectCountAfterGC::is_enabled();
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#else
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return false;
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#endif // INCLUDE_JFR
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}
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bool ObjectCountEventSender::_should_send_requestable_event = false;
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void ObjectCountEventSender::enable_requestable_event() {
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_should_send_requestable_event = true;
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}
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void ObjectCountEventSender::disable_requestable_event() {
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_should_send_requestable_event = false;
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}
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template <typename T>
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void ObjectCountEventSender::send_event_if_enabled(Klass* klass, jlong count, julong size, const Ticks& timestamp) {
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T event(UNTIMED);
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if (event.should_commit()) {
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event.set_gcId(GCId::current());
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event.set_objectClass(klass);
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event.set_count(count);
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event.set_totalSize(size);
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event.set_endtime(timestamp);
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event.commit();
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}
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}
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void ObjectCountEventSender::send(const KlassInfoEntry* entry, const Ticks& timestamp) {
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Klass* klass = entry->klass();
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jlong count = entry->count();
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julong total_size = entry->words() * BytesPerWord;
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send_event_if_enabled<EventObjectCount>(klass, count, total_size, timestamp);
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send_event_if_enabled<EventObjectCountAfterGC>(klass, count, total_size, timestamp);
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}
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#endif // INCLUDE_SERVICES
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