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JBossCacheEngine.java
Package: jforum-2.1.8-src.zip [view]
Upload User: gdxydsw
Upload Date: 2019-01-29
Package Size: 16721k
Code Size: 5k
Category:
Java Develop
Development Platform:
Java
- /*
- * Copyright (c) 2003, 2004 Rafael Steil
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms,
- * with or without modification, are permitted provided
- * that the following conditions are met:
- *
- * 1) Redistributions of source code must retain the above
- * copyright notice, this list of conditions and the
- * following disclaimer.
- * 2) Redistributions in binary form must reproduce the
- * above copyright notice, this list of conditions and
- * the following disclaimer in the documentation and/or
- * other materials provided with the distribution.
- * 3) Neither the name of "Rafael Steil" nor
- * the names of its contributors may be used to endorse
- * or promote products derived from this software without
- * specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT
- * HOLDERS AND CONTRIBUTORS "AS IS" AND ANY
- * EXPRESS OR IMPLIED WARRANTIES, INCLUDING,
- * BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
- * MERCHANTABILITY AND FITNESS FOR A PARTICULAR
- * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
- * THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE
- * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
- * EXEMPLARY, OR CONSEQUENTIAL DAMAGES
- * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
- * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA,
- * OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
- * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER
- * IN CONTRACT, STRICT LIABILITY, OR TORT
- * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
- * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
- * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE
- *
- * Created on Jan 13, 2005 11:42:54 PM
- * The JForum Project
- * http://www.jforum.net
- */
- package net.jforum.cache;
- import java.util.ArrayList;
- import java.util.Collection;
- import net.jforum.exceptions.CacheException;
- import net.jforum.util.preferences.ConfigKeys;
- import net.jforum.util.preferences.SystemGlobals;
- import org.apache.log4j.Logger;
- import org.jboss.cache.Fqn;
- import org.jboss.cache.Node;
- import org.jboss.cache.PropertyConfigurator;
- import org.jboss.cache.TreeCache;
- /**
- * @author Rafael Steil
- * @version $Id: JBossCacheEngine.java,v 1.7 2005/09/25 02:40:28 rafaelsteil Exp $
- */
- public class JBossCacheEngine implements CacheEngine
- {
- private Logger logger = Logger.getLogger(JBossCacheEngine.class);
- private TreeCache cache;
- /**
- * @see net.jforum.cache.CacheEngine#init()
- */
- public void init()
- {
- try {
- this.cache = new TreeCache();
- PropertyConfigurator config = new PropertyConfigurator();
- config.configure(this.cache, SystemGlobals.getValue(ConfigKeys.JBOSS_CACHE_PROPERTIES));
- this.cache.startService();
- }
- catch (Exception e) {
- throw new CacheException("Error while trying to configure jboss-cache: " + e);
- }
- }
- /**
- * @see net.jforum.cache.CacheEngine#stop()
- */
- public void stop()
- {
- this.cache.stopService();
- }
- /**
- * @see net.jforum.cache.CacheEngine#add(java.lang.String, java.lang.Object)
- */
- public void add(String key, Object value)
- {
- this.add(CacheEngine.DUMMY_FQN, key, value);
- }
- /**
- * @see net.jforum.cache.CacheEngine#add(java.lang.String, java.lang.String, java.lang.Object)
- */
- public void add(String fqn, String key, Object value)
- {
- try {
- this.cache.put(Fqn.fromString(fqn), key, value);
- }
- catch (Exception e) {
- throw new CacheException("Error adding a new entry to the cache: " + e);
- }
- }
- /**
- * @see net.jforum.cache.CacheEngine#get(java.lang.String, java.lang.String)
- */
- public Object get(String fqn, String key)
- {
- try {
- return this.cache.get(Fqn.fromString(fqn), key);
- }
- catch (Exception e) {
- throw new CacheException("Error while trying to get an entry from the cache: " + e);
- }
- }
- /**
- * @see net.jforum.cache.CacheEngine#get(java.lang.String)
- */
- public Object get(String fqn)
- {
- try {
- return this.cache.get(Fqn.fromString(fqn));
- }
- catch (Exception e) {
- throw new CacheException("Error while trying to get an entry from the cache: " + e);
- }
- }
- /**
- * @see net.jforum.cache.CacheEngine#getValues(java.lang.String)
- */
- public Collection getValues(String fqn)
- {
- Node node = (Node)this.get(fqn);
- if (node == null) {
- return new ArrayList();
- }
- return node.getData().values();
- }
- /**
- * @see net.jforum.cache.CacheEngine#remove(java.lang.String, java.lang.String)
- */
- public void remove(String fqn, String key)
- {
- try {
- if (key == null) {
- this.cache.remove(Fqn.fromString(fqn));
- }
- else {
- this.cache.remove(Fqn.fromString(fqn), key);
- }
- }
- catch (Exception e) {
- logger.warn("Error while removing a FQN from the cache: " + e);
- }
- }
- /**
- * @see net.jforum.cache.CacheEngine#remove(java.lang.String)
- */
- public void remove(String fqn)
- {
- try {
- this.cache.remove(Fqn.fromString(fqn));
- }
- catch (Exception e) {
- logger.warn("Error while removing a FQN from the cache: " + e);
- }
- }
- }