io.github.ganchix.morphia.configuration.MorphiaAutoConfiguration Maven / Gradle / Ivy

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package io.github.ganchix.morphia.configuration;

import com.mongodb.MongoClient;
import io.github.ganchix.morphia.utils.MorphiaUtils;
import org.mongodb.morphia.Datastore;
import org.mongodb.morphia.Morphia;
import org.mongodb.morphia.annotations.Entity;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.boot.autoconfigure.AutoConfigureAfter;
import org.springframework.boot.autoconfigure.mongo.MongoAutoConfiguration;
import org.springframework.context.ApplicationContext;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.data.mongodb.core.MongoTemplate;

import java.io.IOException;
import java.util.List;
import java.util.Objects;
import java.util.Set;
import java.util.stream.Collectors;

/**
 * AutoConfiguration class.
 * 
 * Created by Rafa on 05/04/17.
 */
@Configuration
@AutoConfigureAfter(MongoAutoConfiguration.class)
public class MorphiaAutoConfiguration {

    @Autowired
    private MongoClient mongoClient;


    @Autowired
    private MongoTemplate mongoTemplate;

    @Autowired
    private ApplicationContext applicationContext;


    @Bean
    Morphia morphia() {
        return new Morphia();
    }

    @Bean
    public Datastore datastore(Morphia morphia) throws ClassNotFoundException, IOException {

        List packageNamesFromApplication = MorphiaUtils.getApplicationPackageName(applicationContext);

        Set> classes = packageNamesFromApplication
                .parallelStream()
                .flatMap(packageName -> MorphiaUtils.getClasses(packageName).parallelStream())
                .collect(Collectors.toSet());

        classes.parallelStream()
                .filter(clazz -> Objects.nonNull(clazz.getAnnotation(Entity.class)))
                .forEach( clazz ->morphia.map(clazz));

        Datastore dataStore = morphia.createDatastore(mongoClient, mongoTemplate.getDb().getName());
        dataStore.ensureIndexes();
        return dataStore;
    }


}