it.f2informatica.mongodb.MongoDBReplicaSetApplicationConfig.java Source code

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/*
 * =============================================================================
 *
 *   Copyright (c) 2014, Fernando Aspiazu
 *
 *   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.
 *
 * =============================================================================
 */
package it.f2informatica.mongodb;

import com.mongodb.Mongo;
import com.mongodb.MongoClient;
import com.mongodb.MongoClientOptions;
import com.mongodb.ServerAddress;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.context.annotation.ImportResource;
import org.springframework.context.annotation.PropertySource;
import org.springframework.context.support.PropertySourcesPlaceholderConfigurer;
import org.springframework.data.mongodb.config.AbstractMongoConfiguration;
import org.springframework.data.mongodb.repository.config.EnableMongoRepositories;

import java.net.UnknownHostException;
import java.util.Arrays;
import java.util.List;

@Configuration
@ImportResource("classpath:spring/repository-populator-config.xml")
@PropertySource("classpath:mongodb-replicaset.properties")
@EnableMongoRepositories(basePackages = { "it.f2informatica.mongodb.repositories",
        "it.f2informatica.pagination.repository" }, repositoryFactoryBeanClass = MongoPaginationRepositoryFactoryBean.class)
@MongoDB
public class MongoDBReplicaSetApplicationConfig extends AbstractMongoConfiguration {

    @Value("${mongo.host}")
    private String host;

    @Value("${mongo.node.alpha}")
    private int nodeAlpha;

    @Value("${mongo.node.beta}")
    private int nodeBeta;

    @Value("${mongo.node.omega}")
    private int nodeOmega;

    @Value("${mongo.database}")
    private String database;

    @Override
    protected String getDatabaseName() {
        return database;
    }

    @Bean
    @Override
    public Mongo mongo() throws UnknownHostException {
        return new MongoClient(replicaSet(), mongoOptions());
    }

    private MongoClientOptions mongoOptions() {
        return MongoClientOptions.builder().connectionsPerHost(10).threadsAllowedToBlockForConnectionMultiplier(4)
                .connectTimeout(10000).maxWaitTime(5000).socketKeepAlive(true).socketTimeout(5000).build();
    }

    private List<ServerAddress> replicaSet() throws UnknownHostException {
        return Arrays.asList(new ServerAddress(host, nodeAlpha), new ServerAddress(host, nodeBeta),
                new ServerAddress(host, nodeOmega));
    }

    @Bean
    public static PropertySourcesPlaceholderConfigurer propertySourcesPlaceholderConfigurer() {
        return new PropertySourcesPlaceholderConfigurer();
    }

}