/*
* Copyright ( c ) 2001 , 2021 , Oracle and / or its affiliates . All rights reserved .
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER .
*
* This code is free software ; you can redistribute it and / or modify it
* under the terms of the GNU General Public License version 2 only , as
* published by the Free Software Foundation .
*
* This code is distributed in the hope that it will be useful , but WITHOUT
* ANY WARRANTY ; without even the implied warranty of MERCHANTABILITY or
* 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 ) .
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work ; if not , write to the Free Software Foundation ,
* Inc . , 51 Franklin St , Fifth Floor , Boston , MA 02110 - 1301 USA .
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#ifndef SHARE_GC_SHARED_CONCURRENTGCTHREAD_HPP
#define SHARE_GC_SHARED_CONCURRENTGCTHREAD_HPP
#include "runtime/javaThread.hpp"
#include "runtime/nonJavaThread.hpp"
#include "utilities/debug.hpp"
class ConcurrentGCThread: public NamedThread {
private :
volatile bool _should_terminate;
volatile bool _has_terminated;
protected :
void create_and_start(ThreadPriority prio = NearMaxPriority);
virtual void run_service() = 0 ;
virtual void stop_service() = 0 ;
public :
ConcurrentGCThread();
static ConcurrentGCThread* cast(Thread* t) {
assert(t->is_ConcurrentGC_thread(), "incorrect cast to ConcurrentGCThread" );
return static_cast <ConcurrentGCThread*>(t);
}
virtual bool is_ConcurrentGC_thread() const { return true ; }
virtual void run();
virtual void stop();
bool should_terminate() const ;
bool has_terminated() const ;
// Printing
const char * type_name() const { return "ConcurrentGCThread" ; }
};
#endif // SHARE_GC_SHARED_CONCURRENTGCTHREAD_HPP
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