jfrEventClassTransformer.hpp

/*
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 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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 * version 2 for more details (a copy is included in the LICENSE file that
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 * 2 along with this work; if not, write to the Free Software Foundation,
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#ifndef SHARE_JFR_INSTRUMENTATION_JFREVENTCLASSTRANSFORMER_HPP
#define SHARE_JFR_INSTRUMENTATION_JFREVENTCLASSTRANSFORMER_HPP

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

class ClassFileParser;
class InstanceKlass;

//
// Intercepts the initial class load of jdk.jfr.Event and subclasses.
// Will replace the sent in InstanceKlass* with a class file schema extended InstanceKlass*.
//
class JfrEventClassTransformer : AllStatic {
 public:
  static void on_klass_creation(InstanceKlass*& ik, ClassFileParser& parser, TRAPS);
  static void set_force_instrumentation(bool force_instrumentation);
  static bool is_force_instrumentation();
};

#endif // SHARE_JFR_INSTRUMENTATION_JFREVENTCLASSTRANSFORMER_HPP