src/hotspot/share/jfr/leakprofiler/checkpoint/objectSampleCheckpoint.hpp
author egahlin
Tue, 15 May 2018 20:24:34 +0200
changeset 50113 caf115bb98ad
child 53244 9807daeb47c4
permissions -rw-r--r--
8199712: Flight Recorder Reviewed-by: coleenp, ihse, erikj, dsamersoff, mseledtsov, egahlin, mgronlun Contributed-by: erik.gahlin@oracle.com, markus.gronlund@oracle.com

/*
 * Copyright (c) 2014, 2018, Oracle and/or its affiliates. All rights reserved.
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
 * This code is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License version 2 only, as
 * published by the Free Software Foundation.
 *
 * This code is distributed in the hope that it will be useful, but WITHOUT
 * 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).
 *
 * You should have received a copy of the GNU General Public License version
 * 2 along with this work; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
 *
 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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#ifndef SHARE_VM_LEAKPROFILER_CHECKPOINT_OBJECTSAMPLECHECKPOINT_HPP
#define SHARE_VM_LEAKPROFILER_CHECKPOINT_OBJECTSAMPLECHECKPOINT_HPP

#include "memory/allocation.hpp"
#include "utilities/exceptions.hpp"

class EdgeStore;
class JfrStackTraceRepository;
class JfrCheckpointWriter;
class ObjectSampleMarker;

class ObjectSampleCheckpoint : AllStatic {
 public:
  static void install(JfrCheckpointWriter& writer, bool class_unload, bool resume);
  static void write(const EdgeStore* edge_store, bool emit_all, Thread* thread);
  static int mark(ObjectSampleMarker& marker, bool emit_all);
};

class WriteObjectSampleStacktrace : public StackObj {
 private:
  JfrStackTraceRepository& _stack_trace_repo;
 public:
  WriteObjectSampleStacktrace(JfrStackTraceRepository& repo);
  bool process();
};

#endif // SHARE_VM_LEAKPROFILER_CHECKPOINT_OBJECTSAMPLECHECKPOINT_HPP