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7036199: Adding a notification to the implementation of GarbageCollectorMXBeans

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Add a notification to the GarbageCollectorMXBeans

Reviewed-by: acorn, mchung
This commit is contained in:
Frederic Parain 2011-05-12 10:30:11 -07:00
parent d2ab644ad1
commit b38843c8d9
18 changed files with 395 additions and 29 deletions
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5
hotspot/src/share/vm/services/memoryManager.hpp
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@ -166,6 +166,7 @@ private:
Mutex* _last_gc_lock;
GCStatInfo* _current_gc_stat;
int _num_gc_threads;
volatile bool _notification_enabled;
public:
GCMemoryManager();
~GCMemoryManager();
@ -181,7 +182,7 @@ public:
void gc_begin(bool recordGCBeginTime, bool recordPreGCUsage,
bool recordAccumulatedGCTime);
void gc_end(bool recordPostGCUsage, bool recordAccumulatedGCTime,
bool recordGCEndTime, bool countCollection);
bool recordGCEndTime, bool countCollection, GCCause::Cause cause);
void reset_gc_stat() { _num_collections = 0; _accumulated_timer.reset(); }
@ -189,6 +190,8 @@ public:
// the collection count. Zero signifies no gc has taken place.
size_t get_last_gc_stat(GCStatInfo* dest);
void set_notification_enabled(bool enabled) { _notification_enabled = enabled; }
bool is_notification_enabled() { return _notification_enabled; }
virtual MemoryManager::Name kind() = 0;
};