788 protected:
789   DCmdArgument<char*> _log;
790   DCmdArgument<jlong> _max;
791 public:
792   static int num_arguments() { return 2; }
793   EventLogDCmd(outputStream* output, bool heap);
794   static const char* name() {
795     return "VM.events";
796   }
797   static const char* description() {
798     return "Print VM event logs";
799   }
800   static const char* impact() {
801     return "Low: Depends on event log size. ";
802   }
803   virtual void execute(DCmdSource source, TRAPS);
804 };
805 
806 class ThreadDumpToFileDCmd : public DCmdWithParser {
807 private:
808   void dumpToFile(Symbol* name, Symbol* signature, const char* path, bool overwrite, TRAPS);
809 protected:
810   DCmdArgument<bool> _overwrite;
811   DCmdArgument<char*> _format;

812   DCmdArgument<char*> _filepath;

813 public:
814   static int num_arguments() { return 3; }
815   ThreadDumpToFileDCmd(outputStream *output, bool heap);
816   static const char *name() {
817     return "Thread.dump_to_file";
818   }
819   static const char *description() {
820     return "Dump all threads, with stack traces, "
821            "to a file in plain text or JSON format.";
822   }
823   static const char* impact() {
824     return "Medium: Depends on the number of threads.";
825   }
826   virtual void execute(DCmdSource source, TRAPS);
827 };
828 
829 class VThreadSchedulerDCmd : public DCmd {
830 public:
831   VThreadSchedulerDCmd(outputStream* output, bool heap) : DCmd(output, heap) { }
832   static const char* name() {
833     return "Thread.vthread_scheduler";
834   }

788 protected:
789   DCmdArgument<char*> _log;
790   DCmdArgument<jlong> _max;
791 public:
792   static int num_arguments() { return 2; }
793   EventLogDCmd(outputStream* output, bool heap);
794   static const char* name() {
795     return "VM.events";
796   }
797   static const char* description() {
798     return "Print VM event logs";
799   }
800   static const char* impact() {
801     return "Low: Depends on event log size. ";
802   }
803   virtual void execute(DCmdSource source, TRAPS);
804 };
805 
806 class ThreadDumpToFileDCmd : public DCmdWithParser {
807 private:
808   void dumpToFile(Symbol* name, Symbol* signature, const char* path, bool overwrite, bool no_prettyprint, TRAPS);
809 protected:

810   DCmdArgument<char*> _format;
811   DCmdArgument<bool> _no_prettyprint;
812   DCmdArgument<char*> _filepath;
813   DCmdArgument<bool> _overwrite;
814 public:
815   static int num_arguments() { return 4; }
816   ThreadDumpToFileDCmd(outputStream *output, bool heap);
817   static const char *name() {
818     return "Thread.dump_to_file";
819   }
820   static const char *description() {
821     return "Dump all threads, with stack traces, "
822            "to a file in plain text or JSON format.";
823   }
824   static const char* impact() {
825     return "Medium: Depends on the number of threads.";
826   }
827   virtual void execute(DCmdSource source, TRAPS);
828 };
829 
830 class VThreadSchedulerDCmd : public DCmd {
831 public:
832   VThreadSchedulerDCmd(outputStream* output, bool heap) : DCmd(output, heap) { }
833   static const char* name() {
834     return "Thread.vthread_scheduler";
835   }