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diff --git a/subversion/bindings/javahl/native/jniwrapper/jni_globalref.hpp b/subversion/bindings/javahl/native/jniwrapper/jni_globalref.hpp
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+++ b/subversion/bindings/javahl/native/jniwrapper/jni_globalref.hpp
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+/**
+ * @copyright
+ * ====================================================================
+ *    Licensed to the Apache Software Foundation (ASF) under one
+ *    or more contributor license agreements.  See the NOTICE file
+ *    distributed with this work for additional information
+ *    regarding copyright ownership.  The ASF licenses this file
+ *    to you under the Apache License, Version 2.0 (the
+ *    "License"); you may not use this file except in compliance
+ *    with the License.  You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ *    Unless required by applicable law or agreed to in writing,
+ *    software distributed under the License is distributed on an
+ *    "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ *    KIND, either express or implied.  See the License for the
+ *    specific language governing permissions and limitations
+ *    under the License.
+ * ====================================================================
+ * @endcopyright
+ */
+
+#ifndef SVN_JAVAHL_JNIWRAPPER_GLOBALREF_HPP
+#define SVN_JAVAHL_JNIWRAPPER_GLOBALREF_HPP
+
+#include <jni.h>
+
+#include "jni_env.hpp"
+
+namespace Java {
+
+/**
+ * Wrapper for a global object reference. The reference is held until
+ * the wrapper goes out of scope (i.e., until the destructor is called).
+ *
+ * @since New in 1.9.
+ */
+class GlobalObject
+{
+public:
+  explicit GlobalObject(Env env, jobject obj)
+    : m_obj(obj ? env.NewGlobalRef(obj) : NULL)
+    {}
+
+  ~GlobalObject();
+
+  GlobalObject& operator=(jobject that);
+
+  jobject get() const
+    {
+      return m_obj;
+    }
+
+private:
+  GlobalObject(const GlobalObject&);
+  GlobalObject& operator=(const GlobalObject&);
+
+  jobject m_obj;
+};
+
+/**
+ * Wrapper for a global class reference. Behaves just like the object
+ * reference wrapper, but provides a more type-safe interface for
+ * class references.
+ *
+ * @since New in 1.9.
+ */
+class GlobalClass : protected GlobalObject
+{
+public:
+  explicit GlobalClass(Env env, jclass cls)
+    : GlobalObject(env, cls)
+    {}
+
+  GlobalClass& operator=(jclass that);
+
+  jclass get() const
+    {
+      return jclass(GlobalObject::get());
+    }
+
+private:
+  GlobalClass(const GlobalClass&);
+  GlobalClass& operator=(const GlobalClass&);
+};
+
+} // namespace Java
+
+#endif // SVN_JAVAHL_JNIWRAPPER_GLOBALREF_HPP