/*

 * 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 sun.management;

import java.util.List;

import sun.management.counter.*;

/**

 * Implementation class of HotspotMemoryMBean interface.

 *

 * Internal, uncommitted management interface for Hotspot memory

 * system.

 *

 */

class HotspotMemory

    implements HotspotMemoryMBean {

    private VMManagement jvm;

    /**

     * Constructor of HotspotRuntime class.

     */

    HotspotMemory(VMManagement vm) {

        jvm = vm;

    }

    // Performance counter support

    private static final String JAVA_GC    = "java.gc.";

    private static final String COM_SUN_GC = "com.sun.gc.";

    private static final String SUN_GC     = "sun.gc.";

    private static final String GC_COUNTER_NAME_PATTERN =

        JAVA_GC + "|" + COM_SUN_GC + "|" + SUN_GC;

    public java.util.List<Counter> getInternalMemoryCounters() {

        return jvm.getInternalCounters(GC_COUNTER_NAME_PATTERN);

    }

}