jdk-sandbox: src/hotspot/share/jfr/leakprofiler/checkpoint/objectSampleWriter.hpp@49102ba8cf14 (annotated)

50113 caf115bb98ad 8199712: Flight Recorder egahlin parents: diff changeset	1	/*
53244 9807daeb47c4 8216167: Update include guards to reflect correct directories coleenp parents: 50113 diff changeset	2	* Copyright (c) 2014, 2019, Oracle and/or its affiliates. All rights reserved.
50113 caf115bb98ad 8199712: Flight Recorder egahlin parents: diff changeset	3	* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
caf115bb98ad 8199712: Flight Recorder egahlin parents: diff changeset	4	*
caf115bb98ad 8199712: Flight Recorder egahlin parents: diff changeset	5	* This code is free software; you can redistribute it and/or modify it
caf115bb98ad 8199712: Flight Recorder egahlin parents: diff changeset	6	* under the terms of the GNU General Public License version 2 only, as
caf115bb98ad 8199712: Flight Recorder egahlin parents: diff changeset	7	* published by the Free Software Foundation.
caf115bb98ad 8199712: Flight Recorder egahlin parents: diff changeset	8	*
caf115bb98ad 8199712: Flight Recorder egahlin parents: diff changeset	9	* This code is distributed in the hope that it will be useful, but WITHOUT
caf115bb98ad 8199712: Flight Recorder egahlin parents: diff changeset	10	* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
caf115bb98ad 8199712: Flight Recorder egahlin parents: diff changeset	11	* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
caf115bb98ad 8199712: Flight Recorder egahlin parents: diff changeset	12	* version 2 for more details (a copy is included in the LICENSE file that
caf115bb98ad 8199712: Flight Recorder egahlin parents: diff changeset	13	* accompanied this code).
caf115bb98ad 8199712: Flight Recorder egahlin parents: diff changeset	14	*
caf115bb98ad 8199712: Flight Recorder egahlin parents: diff changeset	15	* You should have received a copy of the GNU General Public License version
caf115bb98ad 8199712: Flight Recorder egahlin parents: diff changeset	16	* 2 along with this work; if not, write to the Free Software Foundation,
caf115bb98ad 8199712: Flight Recorder egahlin parents: diff changeset	17	* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
caf115bb98ad 8199712: Flight Recorder egahlin parents: diff changeset	18	*
caf115bb98ad 8199712: Flight Recorder egahlin parents: diff changeset	19	* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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caf115bb98ad 8199712: Flight Recorder egahlin parents: diff changeset	21	* questions.
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caf115bb98ad 8199712: Flight Recorder egahlin parents: diff changeset	24
53244 9807daeb47c4 8216167: Update include guards to reflect correct directories coleenp parents: 50113 diff changeset	25	#ifndef SHARE_JFR_LEAKPROFILER_CHECKPOINT_OBJECTSAMPLEWRITER_HPP
9807daeb47c4 8216167: Update include guards to reflect correct directories coleenp parents: 50113 diff changeset	26	#define SHARE_JFR_LEAKPROFILER_CHECKPOINT_OBJECTSAMPLEWRITER_HPP
50113 caf115bb98ad 8199712: Flight Recorder egahlin parents: diff changeset	27
caf115bb98ad 8199712: Flight Recorder egahlin parents: diff changeset	28	#include "memory/allocation.hpp"
caf115bb98ad 8199712: Flight Recorder egahlin parents: diff changeset	29
caf115bb98ad 8199712: Flight Recorder egahlin parents: diff changeset	30	class Edge;
caf115bb98ad 8199712: Flight Recorder egahlin parents: diff changeset	31	class EdgeStore;
caf115bb98ad 8199712: Flight Recorder egahlin parents: diff changeset	32	class JfrCheckpointWriter;
55571 49102ba8cf14 8214542: JFR: Old Object Sample event slow on a deep heap in debug builds mgronlun parents: 53244 diff changeset	33	class StoredEdge;
50113 caf115bb98ad 8199712: Flight Recorder egahlin parents: diff changeset	34
caf115bb98ad 8199712: Flight Recorder egahlin parents: diff changeset	35	class ObjectSampleWriter : public StackObj {
caf115bb98ad 8199712: Flight Recorder egahlin parents: diff changeset	36	private:
caf115bb98ad 8199712: Flight Recorder egahlin parents: diff changeset	37	JfrCheckpointWriter& _writer;
55571 49102ba8cf14 8214542: JFR: Old Object Sample event slow on a deep heap in debug builds mgronlun parents: 53244 diff changeset	38	EdgeStore* const _store;
49102ba8cf14 8214542: JFR: Old Object Sample event slow on a deep heap in debug builds mgronlun parents: 53244 diff changeset	39	void write(const StoredEdge* edge);
50113 caf115bb98ad 8199712: Flight Recorder egahlin parents: diff changeset	40	public:
55571 49102ba8cf14 8214542: JFR: Old Object Sample event slow on a deep heap in debug builds mgronlun parents: 53244 diff changeset	41	ObjectSampleWriter(JfrCheckpointWriter& writer, EdgeStore* store);
50113 caf115bb98ad 8199712: Flight Recorder egahlin parents: diff changeset	42	~ObjectSampleWriter();
55571 49102ba8cf14 8214542: JFR: Old Object Sample event slow on a deep heap in debug builds mgronlun parents: 53244 diff changeset	43	bool operator()(StoredEdge& edge);
50113 caf115bb98ad 8199712: Flight Recorder egahlin parents: diff changeset	44	};
caf115bb98ad 8199712: Flight Recorder egahlin parents: diff changeset	45
53244 9807daeb47c4 8216167: Update include guards to reflect correct directories coleenp parents: 50113 diff changeset	46	#endif // SHARE_JFR_LEAKPROFILER_CHECKPOINT_OBJECTSAMPLEWRITER_HPP

author	mgronlun
	Wed, 03 Jul 2019 11:34:46 +0200
changeset 55571	49102ba8cf14
parent 53244	9807daeb47c4
permissions	-rw-r--r--