/*
* Jopr Management Platform
* Copyright (C) 2005-2008 Red Hat, Inc.
* All rights reserved.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License, version 2, as
* published by the Free Software Foundation, and/or the GNU Lesser
* General Public License, version 2.1, also as published by the Free
* Software Foundation.
*
* This program 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 General Public License and the GNU Lesser General Public License
* for more details.
*
* You should have received a copy of the GNU General Public License
* and the GNU Lesser General Public License along with this program;
* if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
package org.rhq.plugins.jbosscache3;
import java.util.HashSet;
import java.util.List;
import java.util.Set;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.mc4j.ems.connection.EmsConnection;
import org.mc4j.ems.connection.bean.EmsBean;
import org.rhq.core.domain.configuration.Configuration;
import org.rhq.core.domain.configuration.PropertySimple;
import org.rhq.core.domain.resource.ResourceType;
import org.rhq.core.pluginapi.inventory.DiscoveredResourceDetails;
import org.rhq.core.pluginapi.inventory.InvalidPluginConfigurationException;
import org.rhq.core.pluginapi.inventory.ResourceDiscoveryComponent;
import org.rhq.core.pluginapi.inventory.ResourceDiscoveryContext;
import org.rhq.plugins.jbossas5.ProfileServiceComponent;
/**
*
* @author Filip Drabek
*
*/
public class JBossCacheDetailDiscoveryComponent implements
ResourceDiscoveryComponent<ProfileServiceComponent<?>> {
public static String CACHE_JMX_NAME = "jmx-resource";
private final Log log = LogFactory.getLog(this.getClass());
private ProfileServiceComponent parentComponent;
public Set<DiscoveredResourceDetails> discoverResources(
ResourceDiscoveryContext<ProfileServiceComponent<?>> context)
throws InvalidPluginConfigurationException, Exception {
ResourceType resourceType = context.getResourceType();
log.trace("Discovering " + resourceType.getName() + " Resources...");
parentComponent = context.getParentResourceComponent();
Configuration parentPluginConfig = context.getParentResourceContext()
.getPluginConfiguration();
String beanName;
if (parentPluginConfig.get(JBossCacheComponent.CACHE_SEARCH_STRING) != null)
beanName = parentPluginConfig.getSimple(
JBossCacheComponent.CACHE_SEARCH_STRING).getStringValue();
else
throw new InvalidPluginConfigurationException(
"Invalid plugin configuration in JBossCache component.");
Configuration defaultConfig = context.getDefaultPluginConfiguration();
EmsConnection connection = parentComponent.getEmsConnection();
Set<DiscoveredResourceDetails> resources = new HashSet<DiscoveredResourceDetails>();
String jmxName = defaultConfig.getSimple(CACHE_JMX_NAME).getStringValue();
beanName += ((jmxName==null || jmxName.equals("")) ? "" : "," + jmxName);
// This is a singleton ResourceType, so we are only looking for a single MBean.
EmsBean emsBean = connection.getBean(beanName);
if (emsBean == null) {
connection.refresh();
emsBean = connection.getBean(beanName);
}
if (emsBean != null) {
Configuration conf = new Configuration();
conf.put(new PropertySimple(
JBossCacheDetailComponent.CACHE_DETAIL_BEAN_NAME,
beanName));
conf.put(new PropertySimple(CACHE_JMX_NAME, jmxName));
resources.add(new DiscoveredResourceDetails(resourceType,
beanName, resourceType.getName(), "", "JBoss Cache",
conf, null));
}
log.trace("Discovered " + resources.size() + " " + resourceType.getName() + " Resources.");
return resources;
}
}