src/share/vm/gc/shared/collectedHeap.cpp

rev 12504 : [mq]: whitebox
rev 12506 : [mq]: list_phases

@@ -1,7 +1,7 @@
 /*
- * Copyright (c) 2001, 2016, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2001, 2017, 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.

@@ -156,10 +156,26 @@
 
 void CollectedHeap::trace_heap_after_gc(const GCTracer* gc_tracer) {
   trace_heap(GCWhen::AfterGC, gc_tracer);
 }
 
+// WhiteBox API support for concurrent collectors.  These are the
+// default implementations, for collectors which don't support this
+// feature.
+bool CollectedHeap::supports_concurrent_phase_control() const {
+  return false;
+}
+
+const char* const* CollectedHeap::concurrent_phases() const {
+  static const char* const result[] = { NULL };
+  return result;
+}
+
+bool CollectedHeap::request_concurrent_phase(const char* phase) {
+  return false;
+}
+
 // Memory state functions.
 
 
 CollectedHeap::CollectedHeap() :
   _barrier_set(NULL),