1 /*
   2  * Copyright (c) 2014, 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
  21  * questions.
  22  *
  23  */
  24 
  25 #ifndef SHARE_VM_LEAKPROFILER_CHECKPOINT_OBJECTSAMPLECHECKPOINT_HPP
  26 #define SHARE_VM_LEAKPROFILER_CHECKPOINT_OBJECTSAMPLECHECKPOINT_HPP
  27 
  28 #include "memory/allocation.hpp"
  29 #include "utilities/exceptions.hpp"
  30 
  31 class EdgeStore;
  32 class JfrStackTraceRepository;
  33 class JfrCheckpointWriter;
  34 class ObjectSampleMarker;
  35 
  36 class ObjectSampleCheckpoint : AllStatic {
  37  public:
  38   static void install(JfrCheckpointWriter& writer, bool class_unload, bool resume);
  39   static void write(const EdgeStore* edge_store, bool emit_all, Thread* thread);
  40   static int mark(ObjectSampleMarker& marker, bool emit_all);
  41 };
  42 
  43 class WriteObjectSampleStacktrace : public StackObj {
  44  private:
  45   JfrStackTraceRepository& _stack_trace_repo;
  46  public:
  47   WriteObjectSampleStacktrace(JfrStackTraceRepository& repo);
  48   bool process();
  49 };
  50 
  51 #endif // SHARE_VM_LEAKPROFILER_CHECKPOINT_OBJECTSAMPLECHECKPOINT_HPP