/*
* JBoss, Home of Professional Open Source.
* Copyright 2011, Red Hat Middleware LLC, and individual contributors
* as indicated by the @author tags. See the copyright.txt file in the
* distribution for a full listing of individual contributors.
*
* This is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as
* published by the Free Software Foundation; either version 2.1 of
* the License, or (at your option) any later version.
*
* This software 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this software; if not, write to the Free
* Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
* 02110-1301 USA, or see the FSF site: http://www.fsf.org.
*/
package org.jboss.capedwarf.cache.infinispan;
import java.io.IOException;
import java.io.InputStream;
import java.net.URL;
import java.util.Arrays;
import java.util.Map;
import java.util.Properties;
import java.util.logging.Logger;
import javax.cache.Cache;
import javax.cache.CacheException;
import javax.cache.CacheFactory;
import javax.naming.Context;
import javax.naming.InitialContext;
import javax.naming.NamingException;
import org.infinispan.manager.DefaultCacheManager;
import org.infinispan.manager.EmbeddedCacheManager;
import org.kohsuke.MetaInfServices;
/**
* Infinispan javax.cache factory implementation.
*
* @author <a href="mailto:ales.justin@jboss.org">Ales Justin</a>
*/
@MetaInfServices
public class InfinispanCacheFactory implements CacheFactory
{
private static Logger log = Logger.getLogger(InfinispanCacheFactory.class.getName());
private static String[] defaultJndiNames = {"java:jboss/infinispan/capedwarf", "java:CacheManager/capedwarf"};
private EmbeddedCacheManager cacheManager;
public InfinispanCacheFactory() throws IOException
{
try
{
cacheManager = doJNDILookup();
}
catch (Throwable t)
{
log.warning("Failed to do JNDI lookup, using standalone configuration: " + t);
cacheManager = doStandalone();
}
}
protected EmbeddedCacheManager doJNDILookup() throws IOException
{
Properties jndiProperties = new Properties();
URL jndiPropertiesURL = getClass().getClassLoader().getResource("jndi.properties");
if (jndiPropertiesURL != null)
{
InputStream is = jndiPropertiesURL.openStream();
try
{
jndiProperties.load(is);
}
finally
{
try
{
is.close();
}
catch (IOException ignored)
{
}
}
}
String jndiNamespace = jndiProperties.getProperty("infinispan.jndi.name");
Context ctx = null;
try
{
ctx = new InitialContext(jndiProperties);
EmbeddedCacheManager manager;
if (jndiNamespace != null)
manager = (EmbeddedCacheManager) ctx.lookup(jndiNamespace);
else
manager = checkDefaultNames(ctx);
log.info("Using JNDI found CacheManager: " + manager);
return manager;
}
catch (NamingException ne)
{
String msg = "Unable to retrieve CacheManager from JNDI [" + jndiNamespace + "]";
log.info(msg + ": " + ne);
throw new IOException(msg);
}
finally
{
if (ctx != null)
{
try
{
ctx.close();
}
catch (NamingException ne)
{
log.info("Unable to release initial context: " + ne);
}
}
}
}
protected EmbeddedCacheManager checkDefaultNames(Context ctx) throws IOException
{
for (String jndiName : defaultJndiNames)
{
try
{
return (EmbeddedCacheManager) ctx.lookup(jndiName);
}
catch (NamingException ne)
{
String msg = "Unable to retrieve CacheManager from JNDI [" + jndiName + "]";
log.fine(msg + ": " + ne);
}
}
throw new IOException("Cannot find default JNDI cache manager: " + Arrays.toString(defaultJndiNames));
}
protected EmbeddedCacheManager doStandalone() throws IOException
{
String configurationFile = System.getProperty("org.jboss.capedwarf.cache.configurationFile", "infinispan-config.xml");
return new DefaultCacheManager(configurationFile, true);
}
public Cache createCache(Map map) throws CacheException
{
String cacheName = (String) map.get("cache-name");
org.infinispan.Cache cache = cacheManager.getCache(cacheName);
return new InfinispanCache(cache);
}
}