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Glassfish example source code file (PWCFileCacheStats.java)

This example Glassfish source code file (PWCFileCacheStats.java) is included in the DevDaily.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" TM.

Java - Glassfish tags/keywords

countstatistic, countstatistic, pwcfilecachestats, pwcfilecachestats, stats, stats

The Glassfish PWCFileCacheStats.java source code

/*
 * 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:
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 * 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
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 */

package com.sun.enterprise.admin.monitor.stats;

/**
 *
 * @author  nsegura
 */

import org.glassfish.j2ee.statistics.Stats;
import org.glassfish.j2ee.statistics.CountStatistic;

/** Provides statistical information on the httpservice file cache */
public interface PWCFileCacheStats extends Stats {
    
    /** 
     * Returns whether the file cache us enabled. 1 of enabled, 0 otherwise
     * @return enabled
     */
    public CountStatistic getFlagEnabled();
    
    /** 
     * The maximum age of a valid cache entry
     * @return cache entry max age
     */
    public CountStatistic getSecondsMaxAge();
    
    /** 
     * The number of current cache entries.  A single cache entry represents a single URI
     * @return current cache entries
     */
    public CountStatistic getCountEntries();
    
    /** The maximum number of cache entries
     * @return max cache entries
     */
    public CountStatistic getMaxEntries();
    
    /** 
     * The number of current open cache entries
     * @return open cache entries
     */
    public CountStatistic getCountOpenEntries();
    
    /** 
     * The Maximum number of open cache entries
     * @return Max open cache entries
     */
    public CountStatistic getMaxOpenEntries();
    
    /** 
     * The  Heap space used for cache
     * @return heap size
     */
    public CountStatistic getSizeHeapCache();
    
    /** 
     * The Maximum heap space used for cache
     * @return Max heap size
     */
    public CountStatistic getMaxHeapCacheSize();
    
    /** 
     * The size of Mapped memory used for caching
     * @return Mapped memory size
     */
    public CountStatistic getSizeMmapCache();
    
    /** 
     * The Maximum Memory Map size to be used for caching
     * @return Max Memory Map size
     */
    public CountStatistic getMaxMmapCacheSize();
    
    /** 
     * The Number of cache lookup hits
     * @return cache hits
     */
    public CountStatistic getCountHits();
    
    /** 
     * The Number of cache lookup misses
     * @return cache misses
     */
    public CountStatistic getCountMisses();
    
    /** 
     * The Number of hits on cached file info
     * @return hits on cached file info
     */
    public CountStatistic getCountInfoHits();
    
    /** 
     * The Number of misses on cached file info
     * @return misses on cache file info
     */
    public CountStatistic getCountInfoMisses();
    
    /** 
     * The Number of hits on cached file content
     * @return hits on cache file content
     */
    public CountStatistic getCountContentHits();
    
    /** 
     * The Number of misses on cached file content
     * @return missed on cached file content
     */
    public CountStatistic getCountContentMisses();
    
}

Other Glassfish examples (source code examples)

Here is a short list of links related to this Glassfish PWCFileCacheStats.java source code file:

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