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src/hotspot/share/memory/metaspaceClosure.hpp

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@@ -1,7 +1,7 @@
 /*
- * Copyright (c) 2017, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2017, 2018, 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.

@@ -27,11 +27,11 @@
 
 #include "logging/log.hpp"
 #include "memory/allocation.hpp"
 #include "oops/array.hpp"
 #include "utilities/growableArray.hpp"
-#include "utilities/resourceHash.hpp"
+#include "utilities/hashtable.hpp"
 
 // The metadata hierarchy is separate from the oop hierarchy
   class MetaspaceObj;        // no C++ vtable
 //class   Array;             // no C++ vtable
   class   Annotations;       // no C++ vtable

@@ -262,21 +262,12 @@
   virtual bool do_ref(Ref* ref, bool read_only);
 
 public:
   // Gets called the first time we discover an object.
   virtual void do_unique_ref(Ref* ref, bool read_only) = 0;
+  UniqueMetaspaceClosure() : _has_been_visited(15889) {}
+
 private:
-  static unsigned my_hash(const address& a) {
-    return primitive_hash<address>(a);
-  }
-  static bool my_equals(const address& a0, const address& a1) {
-    return primitive_equals<address>(a0, a1);
-  }
-  ResourceHashtable<
-      address, bool,
-      UniqueMetaspaceClosure::my_hash,   // solaris compiler doesn't like: primitive_hash<address>
-      UniqueMetaspaceClosure::my_equals, // solaris compiler doesn't like: primitive_equals<address>
-      15889,                             // prime number
-      ResourceObj::C_HEAP> _has_been_visited;
+  KVHashtable<address, bool> _has_been_visited;
 };
 
 #endif // SHARE_VM_MEMORY_METASPACE_ITERATOR_HPP
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