/*
* Copyright ( c ) 2002 , 2019 , Oracle and / or its affiliates . All rights reserved .
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER .
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* under the terms of the GNU General Public License version 2 only , as
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* FITNESS FOR A PARTICULAR PURPOSE . See the GNU General Public License
* version 2 for more details ( a copy is included in the LICENSE file that
* accompanied this code ) .
*
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* 2 along with this work ; if not , write to the Free Software Foundation ,
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#ifndef SHARE_GC_SHARED_COLLECTORCOUNTERS_HPP
#define SHARE_GC_SHARED_COLLECTORCOUNTERS_HPP
#include "runtime/perfData.hpp"
// CollectorCounters is a holder class for performance counters
// that track a collector
class CollectorCounters: public CHeapObj<mtGC> {
friend class VMStructs;
private :
PerfCounter* _invocations;
PerfCounter* _time;
PerfVariable* _last_entry_time;
PerfVariable* _last_exit_time;
// Constant PerfData types don't need to retain a reference.
// However, it's a good idea to document them here.
// PerfStringConstant* _name;
char * _name_space;
public :
CollectorCounters(const char * name, int ordinal);
~CollectorCounters();
inline PerfCounter* invocation_counter() const { return _invocations; }
inline PerfCounter* time_counter() const { return _time; }
inline PerfVariable* last_entry_counter() const { return _last_entry_time; }
inline PerfVariable* last_exit_counter() const { return _last_exit_time; }
const char * name_space() const { return _name_space; }
};
class TraceCollectorStats: public PerfTraceTimedEvent {
protected :
CollectorCounters* _c;
public :
TraceCollectorStats(CollectorCounters* c);
~TraceCollectorStats();
};
#endif // SHARE_GC_SHARED_COLLECTORCOUNTERS_HPP
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