modules/ml/src/main/java/org/apache/ignite/ml/genetic/cache/PopulationCacheConfig.java

/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF 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.apache.ignite.ml.genetic.cache;

import org.apache.ignite.cache.CacheAtomicityMode;
import org.apache.ignite.cache.CacheMode;
import org.apache.ignite.cache.CacheRebalanceMode;
import org.apache.ignite.configuration.CacheConfiguration;
import org.apache.ignite.ml.genetic.Chromosome;
import org.apache.ignite.ml.genetic.parameter.GAGridConstants;

/**
 * Cache configuration for GAGridConstants.POPULATION_CACHE
 *
 * cache population of chromosomes (ie: potential solutions)
 */
public class PopulationCacheConfig {
    /**
     * @return Cache Configuration
     */
    public static CacheConfiguration<Long, Chromosome> populationCache() {

        CacheConfiguration<Long, Chromosome> cfg = new CacheConfiguration<>(GAGridConstants.POPULATION_CACHE);
        cfg.setIndexedTypes(Long.class, Chromosome.class);
        cfg.setCacheMode(CacheMode.PARTITIONED);
        cfg.setRebalanceMode(CacheRebalanceMode.SYNC);
        cfg.setAtomicityMode(CacheAtomicityMode.TRANSACTIONAL);
        cfg.setStatisticsEnabled(true);
        cfg.setBackups(1);

        return cfg;

    }

}