FeatureCacheProviderHazelCast.java

package org.ff4j.cache.hazelcast;

/*
 * #%L
 * ff4j-store-jcache
 * %%
 * Copyright (C) 2013 - 2015 FF4J
 * %%
 * Licensed 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.
 * #L%
 */


import java.util.Random;

import javax.cache.CacheManager;
import javax.cache.spi.CachingProvider;

import org.ff4j.cache.FF4jJCacheManager;

import com.hazelcast.cache.impl.HazelcastServerCachingProvider;
import com.hazelcast.config.Config;
import com.hazelcast.config.XmlConfigBuilder;
import com.hazelcast.core.Hazelcast;
import com.hazelcast.core.HazelcastInstance;

/**
 * Implementation of {@link CacheManager} for feautres and HazelCast
 *
 * @author Cedrick Lunven (@clunven)</a>
 */
public class FeatureCacheProviderHazelCast extends FF4jJCacheManager {
   
    /** {@inheritDoc} */
    @Override
    public CachingProvider initCachingProvider(String className) {
        System.setProperty("hazelcast.version.check.enabled", "false");
        System.setProperty("hazelcast.mancenter.enabled", "false");
        System.setProperty("hazelcast.wait.seconds.before.join", "1");
        System.setProperty("hazelcast.local.localAddress", "127.0.0.1");
        System.setProperty("java.net.preferIPv4Stack", "true");
        System.setProperty("hazelcast.jmx", "true");
        Random rand = new Random();
        int g1 = rand.nextInt(255);
        int g2 = rand.nextInt(255);
        int g3 = rand.nextInt(255);
        System.setProperty("hazelcast.multicast.group", "224." + g1 + "." + g2 + "." + g3);
        System.setProperty("hazelcast.jcache.provider.type", "server");
        
        Config cfg = new XmlConfigBuilder().build();
        HazelcastInstance instance = Hazelcast.newHazelcastInstance(cfg);
        return HazelcastServerCachingProvider.createCachingProvider(instance);
    }

}