342     EventGCHeapSummary e;
 343     if (e.should_commit()) {
 344       e.set_gcId(GCId::current());
 345       e.set_when((u1)_when);
 346       e.set_heapSpace(to_trace_struct(heap_space));
 347       e.set_heapUsed(heap_summary->used());
 348       e.commit();
 349     }
 350   }
 351 
 352   void visit(const G1HeapSummary* g1_heap_summary) const {
 353     visit((GCHeapSummary*)g1_heap_summary);
 354 
 355     EventG1HeapSummary e;
 356     if (e.should_commit()) {
 357       e.set_gcId(GCId::current());
 358       e.set_when((u1)_when);
 359       e.set_edenUsedSize(g1_heap_summary->edenUsed());
 360       e.set_edenTotalSize(g1_heap_summary->edenCapacity());
 361       e.set_survivorUsedSize(g1_heap_summary->survivorUsed());

 362       e.commit();
 363     }
 364   }
 365 
 366   void visit(const PSHeapSummary* ps_heap_summary) const {
 367     visit((GCHeapSummary*)ps_heap_summary);
 368 
 369     const VirtualSpaceSummary& old_summary = ps_heap_summary->old();
 370     const SpaceSummary& old_space = ps_heap_summary->old_space();
 371     const VirtualSpaceSummary& young_summary = ps_heap_summary->young();
 372     const SpaceSummary& eden_space = ps_heap_summary->eden();
 373     const SpaceSummary& from_space = ps_heap_summary->from();
 374     const SpaceSummary& to_space = ps_heap_summary->to();
 375 
 376     EventPSHeapSummary e;
 377     if (e.should_commit()) {
 378       e.set_gcId(GCId::current());
 379       e.set_when((u1)_when);
 380 
 381       e.set_oldSpace(to_trace_struct(ps_heap_summary->old()));

 342     EventGCHeapSummary e;
 343     if (e.should_commit()) {
 344       e.set_gcId(GCId::current());
 345       e.set_when((u1)_when);
 346       e.set_heapSpace(to_trace_struct(heap_space));
 347       e.set_heapUsed(heap_summary->used());
 348       e.commit();
 349     }
 350   }
 351 
 352   void visit(const G1HeapSummary* g1_heap_summary) const {
 353     visit((GCHeapSummary*)g1_heap_summary);
 354 
 355     EventG1HeapSummary e;
 356     if (e.should_commit()) {
 357       e.set_gcId(GCId::current());
 358       e.set_when((u1)_when);
 359       e.set_edenUsedSize(g1_heap_summary->edenUsed());
 360       e.set_edenTotalSize(g1_heap_summary->edenCapacity());
 361       e.set_survivorUsedSize(g1_heap_summary->survivorUsed());
 362       e.set_regions(g1_heap_summary->regions());
 363       e.commit();
 364     }
 365   }
 366 
 367   void visit(const PSHeapSummary* ps_heap_summary) const {
 368     visit((GCHeapSummary*)ps_heap_summary);
 369 
 370     const VirtualSpaceSummary& old_summary = ps_heap_summary->old();
 371     const SpaceSummary& old_space = ps_heap_summary->old_space();
 372     const VirtualSpaceSummary& young_summary = ps_heap_summary->young();
 373     const SpaceSummary& eden_space = ps_heap_summary->eden();
 374     const SpaceSummary& from_space = ps_heap_summary->from();
 375     const SpaceSummary& to_space = ps_heap_summary->to();
 376 
 377     EventPSHeapSummary e;
 378     if (e.should_commit()) {
 379       e.set_gcId(GCId::current());
 380       e.set_when((u1)_when);
 381 
 382       e.set_oldSpace(to_trace_struct(ps_heap_summary->old()));