/*
* JBoss, Home of Professional Open Source
* Copyright 2009, Red Hat Middleware LLC, and individual contributors
* by the @authors tag. See the copyright.txt 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.infinispan.jopr.infinispan;
import org.infinispan.util.logging.Log;
import org.infinispan.util.logging.LogFactory;
import org.mc4j.ems.connection.EmsConnection;
import org.mc4j.ems.connection.bean.EmsBean;
import org.rhq.core.pluginapi.inventory.DiscoveredResourceDetails;
import org.rhq.core.pluginapi.inventory.ResourceDiscoveryComponent;
import org.rhq.core.pluginapi.inventory.ResourceDiscoveryContext;
import org.rhq.plugins.jmx.ObjectNameQueryUtility;
import java.util.HashSet;
import java.util.List;
import java.util.Set;
/**
* Discovery class for individual cache instances
*
* @author Heiko W. Rupp
*/
public class CacheDiscovery implements ResourceDiscoveryComponent<InfinispanComponent> {
private final Log log = LogFactory.getLog(this.getClass());
/**
* Naming pattern of the cache MgmtInterceptor
*/
private static final String CACHE_QUERY = "*:cache-name=%name%,jmx-resource=CacheMgmtInterceptor";
/**
* Run the discovery
*/
public Set<DiscoveredResourceDetails> discoverResources(ResourceDiscoveryContext<InfinispanComponent> discoveryContext) throws Exception {
Set<DiscoveredResourceDetails> discoveredResources = new HashSet<DiscoveredResourceDetails>();
EmsConnection conn = discoveryContext.getParentResourceComponent().getConnection();
ObjectNameQueryUtility queryUtility = new ObjectNameQueryUtility(CACHE_QUERY);
List<EmsBean> beans = conn.queryBeans(queryUtility.getTranslatedQuery());
for (EmsBean bean : beans) {
/**
* A discovered resource must have a unique key, that must
* stay the same when the resource is discovered the next
* time
*/
String name = bean.getBeanName().getCanonicalName();
name = name.substring(name.indexOf("jmx-resource=") + 13);
DiscoveredResourceDetails detail = new DiscoveredResourceDetails(
discoveryContext.getResourceType(), // Resource Type
bean.getBeanName().getCanonicalName(), // Resource Key
name, // Resource name
null, // Version
"One cache within Infinispan", // ResourceDescription
discoveryContext.getDefaultPluginConfiguration(), // Plugin Config
null // ProcessInfo
);
// Add to return values
discoveredResources.add(detail);
log.info("Discovered new ... " + bean.getBeanName().getCanonicalName());
}
return discoveredResources;
}
}