--- /dev/null	2020-09-04 12:37:41.765504620 +0200
+++ new/src/hotspot/share/memory/metaspace/msPrintCLDMetaspaceInfoClosure.hpp	2020-09-04 13:58:00.797421736 +0200
@@ -0,0 +1,69 @@
+/*
+ * Copyright (c) 2018, 2020, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2018, 2020 SAP SE. 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.
+ *
+ * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
+ * or visit www.oracle.com if you need additional information or have any
+ * questions.
+ *
+ */
+
+#ifndef SHARE_MEMORY_METASPACE_MSPRINTCLDMETASPACEINFOCLOSURE_HPP
+#define SHARE_MEMORY_METASPACE_MSPRINTCLDMETASPACEINFOCLOSURE_HPP
+
+#include "memory/iterator.hpp"
+#include "memory/metaspace/msStatistics.hpp"
+#include "memory/metaspace.hpp"
+#include "utilities/globalDefinitions.hpp"
+
+class outputStream;
+
+namespace metaspace {
+
+class PrintCLDMetaspaceInfoClosure : public CLDClosure {
+private:
+  outputStream* const _out;
+  const size_t        _scale;
+  const bool          _do_print;
+  const bool          _do_print_classes;
+  const bool          _break_down_by_chunktype;
+
+public:
+
+  uintx                           _num_loaders;
+  uintx                           _num_loaders_without_metaspace;
+  uintx                           _num_loaders_unloading;
+  ClmsStats                       _stats_total;
+
+  uintx                           _num_loaders_by_spacetype [Metaspace::MetaspaceTypeCount];
+  ClmsStats                       _stats_by_spacetype [Metaspace::MetaspaceTypeCount];
+
+  uintx                           _num_classes_by_spacetype [Metaspace::MetaspaceTypeCount];
+  uintx                           _num_classes_shared_by_spacetype [Metaspace::MetaspaceTypeCount];
+  uintx                           _num_classes;
+  uintx                           _num_classes_shared;
+
+  PrintCLDMetaspaceInfoClosure(outputStream* out, size_t scale, bool do_print,
+      bool do_print_classes, bool break_down_by_chunktype);
+  void do_cld(ClassLoaderData* cld);
+
+};
+
+} // namespace metaspace
+
+#endif // SHARE_MEMORY_METASPACE_MSPRINTCLDMETASPACEINFOCLOSURE_HPP