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jforum example source code file (JBossCacheEngine.java)
The jforum JBossCacheEngine.java source code/* * 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); } } } Other jforum examples (source code examples)Here is a short list of links related to this jforum JBossCacheEngine.java source code file: |
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