101       NOT_MANAGEMENT_RETURN_(NULL);
 102   static Klass* com_sun_management_internal_DiagnosticCommandImpl_klass(TRAPS)
 103       NOT_MANAGEMENT_RETURN_(NULL);
 104 
 105   static instanceOop create_thread_info_instance(ThreadSnapshot* snapshot, TRAPS);
 106   static instanceOop create_thread_info_instance(ThreadSnapshot* snapshot, objArrayHandle monitors_array, typeArrayHandle depths_array, objArrayHandle synchronizers_array, TRAPS);
 107 };
 108 
 109 class TraceVmCreationTime : public StackObj {
 110 private:
 111   TimeStamp _timer;
 112   jlong     _begin_time;
 113 
 114 public:
 115   TraceVmCreationTime() {}
 116   ~TraceVmCreationTime() {}
 117 
 118   void start()
 119   { _timer.update_to(0); _begin_time = os::javaTimeMillis(); }
 120 




 121   /**
 122    * Only call this if initialization completes successfully; it will
 123    * crash if PerfMemory_exit() has already been called (usually by
 124    * os::shutdown() when there was an initialization failure).
 125    */
 126   void end()
 127   { Management::record_vm_startup_time(_begin_time, _timer.milliseconds()); }
 128 
 129 };
 130 
 131 #endif // SHARE_VM_SERVICES_MANAGEMENT_HPP

 101       NOT_MANAGEMENT_RETURN_(NULL);
 102   static Klass* com_sun_management_internal_DiagnosticCommandImpl_klass(TRAPS)
 103       NOT_MANAGEMENT_RETURN_(NULL);
 104 
 105   static instanceOop create_thread_info_instance(ThreadSnapshot* snapshot, TRAPS);
 106   static instanceOop create_thread_info_instance(ThreadSnapshot* snapshot, objArrayHandle monitors_array, typeArrayHandle depths_array, objArrayHandle synchronizers_array, TRAPS);
 107 };
 108 
 109 class TraceVmCreationTime : public StackObj {
 110 private:
 111   TimeStamp _timer;
 112   jlong     _begin_time;
 113 
 114 public:
 115   TraceVmCreationTime() {}
 116   ~TraceVmCreationTime() {}
 117 
 118   void start()
 119   { _timer.update_to(0); _begin_time = os::javaTimeMillis(); }
 120 
 121   jlong begin_time() const {
 122     return _begin_time;
 123   }
 124 
 125   /**
 126    * Only call this if initialization completes successfully; it will
 127    * crash if PerfMemory_exit() has already been called (usually by
 128    * os::shutdown() when there was an initialization failure).
 129    */
 130   void end()
 131   { Management::record_vm_startup_time(_begin_time, _timer.milliseconds()); }
 132 
 133 };
 134 
 135 #endif // SHARE_VM_SERVICES_MANAGEMENT_HPP