/*
* Copyright (c) 2005-2014, WSO2 Inc. (http://www.wso2.org) All Rights Reserved.
*
* WSO2 Inc. licenses this file to you under the Apache License,
* Version 2.0 (the "License"); you may not use this file except
* in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*/
package org.wso2.carbon.mediation.clustering.osgi;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.osgi.framework.BundleContext;
import org.osgi.framework.FrameworkUtil;
import org.osgi.framework.ServiceReference;
import org.wso2.carbon.utils.ConfigurationContextService;
import com.hazelcast.core.HazelcastInstance;
/**
*
* @scr.component name="esbclustering.agentservice" immediate="true"
* @scr.reference name="config.context.service"
* interface="org.wso2.carbon.utils.ConfigurationContextService" cardinality="1..1"
* policy="dynamic" bind="setConfigurationContextService" unbind="unsetConfigurationContextService"
*
**/
public class ClusteringService {
private static final Log log = LogFactory.getLog(ClusteringService.class);
private static ConfigurationContextService configContextService;
/**
*
* @param contextService
*/
protected void setConfigurationContextService(ConfigurationContextService contextService) {
if (log.isDebugEnabled()) {
log.debug("Setting Configuration Context Service [" + contextService + "]");
}
configContextService = contextService;
}
/**
*
* @param contextService
*/
protected void unsetConfigurationContextService(ConfigurationContextService contextService) {
if (log.isDebugEnabled()) {
log.debug("Unsetting Configuration Context Service [" + contextService + "]");
}
configContextService = null;
}
public static ConfigurationContextService getConfigurationContextService(){
return configContextService;
}
/**
*
* Get the hazelcast instance
*
* @return
*/
public static HazelcastInstance getHazelcastInstance() {
BundleContext ctx = FrameworkUtil.getBundle(ClusteringService.class).getBundleContext();
ServiceReference ref = ctx.getServiceReference(HazelcastInstance.class);
if (ref == null) {
return null;
}
return (HazelcastInstance)ctx.getService(ref);
}
}