src/share/vm/jfr/leakprofiler/checkpoint/objectSampleCheckpoint.hpp

rev 9055 : 8214542: JFR: Old Object Sample event slow on a deep heap in debug builds
Reviewed-by: egahlin, rwestberg
rev 9056 : 8228834: Regression caused by JDK-8214542 not installing complete checkpoint data to candidates
Reviewed-by: egahlin

@@ -24,28 +24,29 @@
 
 #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 JfrStackTraceRepository;
 class ObjectSampleMarker;
+class ObjectSampler;
 
 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);
+  static void install(JfrCheckpointWriter& writer, bool class_unload, bool type_set);
+  static void write(ObjectSampler* sampler, EdgeStore* edge_store, bool emit_all, Thread* thread);
+  static int mark(ObjectSampler* sampler, ObjectSampleMarker& marker, bool emit_all);
 };
 
 class WriteObjectSampleStacktrace : public StackObj {
  private:
+  ObjectSampler* const _sampler;
   JfrStackTraceRepository& _stack_trace_repo;
  public:
-  WriteObjectSampleStacktrace(JfrStackTraceRepository& repo);
+  WriteObjectSampleStacktrace(ObjectSampler* sampler, JfrStackTraceRepository& repo);
   bool process();
 };
 
 #endif // SHARE_VM_LEAKPROFILER_CHECKPOINT_OBJECTSAMPLECHECKPOINT_HPP