60 lines · 2.1 KB · Java
RawDownload
/* * 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);    }}