--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/java.management/share/classes/java/lang/management/MemoryType.java	Tue Sep 12 19:03:39 2017 +0200
@@ -0,0 +1,73 @@
+/*
+ * Copyright (c) 2003, 2004, 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.  Oracle designates this
+ * particular file as subject to the "Classpath" exception as provided
+ * by Oracle in the LICENSE file that accompanied this code.
+ *
+ * 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.
+ */
+
+package java.lang.management;
+
+/**
+ * Types of {@link MemoryPoolMXBean memory pools}.
+ *
+ * @author  Mandy Chung
+ * @since   1.5
+ */
+public enum MemoryType {
+
+    /**
+     * Heap memory type.
+     * <p>
+     * The Java virtual machine has a <i>heap</i>
+     * that is the runtime data area from which
+     * memory for all class instances and arrays are allocated.
+     */
+    HEAP("Heap memory"),
+
+    /**
+     * Non-heap memory type.
+     * <p>
+     * The Java virtual machine manages memory other than the heap
+     * (referred as <i>non-heap memory</i>).  The non-heap memory includes
+     * the <i>method area</i> and memory required for the internal
+     * processing or optimization for the Java virtual machine.
+     * It stores per-class structures such as a runtime
+     * constant pool, field and method data, and the code for
+     * methods and constructors.
+     */
+    NON_HEAP("Non-heap memory");
+
+    private final String description;
+
+    private MemoryType(String s) {
+        this.description = s;
+    }
+
+    /**
+     * Returns the string representation of this {@code MemoryType}.
+     * @return the string representation of this {@code MemoryType}.
+     */
+    public String toString() {
+        return description;
+    }
+
+    private static final long serialVersionUID = 6992337162326171013L;
+}