/* * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER. * * Copyright (c) 1997-2010 Oracle and/or its affiliates. All rights reserved. * * The contents of this file are subject to the terms of either the GNU * General Public License Version 2 only ("GPL") or the Common Development * and Distribution License("CDDL") (collectively, the "License"). You * may not use this file except in compliance with the License. You can * obtain a copy of the License at * https://glassfish.dev.java.net/public/CDDL+GPL_1_1.html * or packager/legal/LICENSE.txt. See the License for the specific * language governing permissions and limitations under the License. * * When distributing the software, include this License Header Notice in each * file and include the License file at packager/legal/LICENSE.txt. * * GPL Classpath Exception: * Oracle designates this particular file as subject to the "Classpath" * exception as provided by Oracle in the GPL Version 2 section of the License * file that accompanied this code. * * Modifications: * If applicable, add the following below the License Header, with the fields * enclosed by brackets [] replaced by your own identifying information: * "Portions Copyright [year] [name of copyright owner]" * * Contributor(s): * If you wish your version of this file to be governed by only the CDDL or * only the GPL Version 2, indicate your decision by adding "[Contributor] * elects to include this software in this distribution under the [CDDL or GPL * Version 2] license." If you don't indicate a single choice of license, a * recipient has the option to distribute your version of this file under * either the CDDL, the GPL Version 2 or to extend the choice of license to * its licensees as provided above. However, if you add GPL Version 2 code * and therefore, elected the GPL Version 2 license, then the option applies * only if the new code is made subject to such option by the copyright * holder. */ /** * @Version $Id: JmxBaseCache.java,v 1.4 2005/12/25 04:25:22 tcfujii Exp $ * Created on May 4, 2005 11:55 AM */ package com.sun.appserv.util.cache.mbeans; import com.sun.appserv.util.cache.BaseCache; import com.sun.appserv.util.cache.Constants; /** * This class provides implementation for JmxBaseCacheMBean * * @author Krishnamohan Meduri (Krishna.Meduri@Sun.com) * */ public class JmxBaseCache implements JmxBaseCacheMBean { private String name; private BaseCache baseCache; public JmxBaseCache(BaseCache baseCache, String name) { this.baseCache = baseCache; this.name = name; } /** * Returns a unique identifier for this MBean inside the domain */ public String getName() { return name; } /** * Returns maximum possible number of entries */ public Integer getMaxEntries() { return (Integer) baseCache.getStatByName( Constants.STAT_BASECACHE_MAX_ENTRIES); } /** * Returns threshold. This when reached, an overflow will occur */ public Integer getThreshold() { return (Integer) baseCache.getStatByName( Constants.STAT_BASECACHE_THRESHOLD); } /** * Returns current number of buckets */ public Integer getTableSize() { return (Integer) baseCache.getStatByName( Constants.STAT_BASECACHE_TABLE_SIZE); } /** * Returns current number of Entries */ public Integer getEntryCount() { return (Integer) baseCache.getStatByName( Constants.STAT_BASECACHE_ENTRY_COUNT); } /** * Return the number of cache hits */ public Integer getHitCount() { return (Integer) baseCache.getStatByName( Constants.STAT_BASECACHE_HIT_COUNT); } /** * Returns the number of cache misses */ public Integer getMissCount() { return (Integer) baseCache.getStatByName( Constants.STAT_BASECACHE_MISS_COUNT); } /** * Returns the number of entries that have been removed */ public Integer getRemovalCount() { return (Integer) baseCache.getStatByName( Constants.STAT_BASECACHE_REMOVAL_COUNT); } /** * Returns the number of values that have been refreshed * (replaced with a new value in an existing extry) */ public Integer getRefreshCount() { return (Integer) baseCache.getStatByName( Constants.STAT_BASECACHE_REFRESH_COUNT); } /** * Returns the number of times that an overflow has occurred */ public Integer getOverflowCount() { return (Integer) baseCache.getStatByName( Constants.STAT_BASECACHE_OVERFLOW_COUNT); } /** * Returns the number of times new entries have been added */ public Integer getAddCount() { return (Integer) baseCache.getStatByName( Constants.STAT_BASECACHE_ADD_COUNT); } }