/*
* Copyright (c) 2003, 2004, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
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* 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.
*
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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 <tt>MemoryType</tt>.
* @return the string representation of this <tt>MemoryType</tt>.
*/
public String toString() {
return description;
}
private static final long serialVersionUID = 6992337162326171013L;
}