AppConfiguration.java

/*
 * Copyright 2014 Ricardo Lorenzo<unshakablespirit@gmail.com>
 *
 *    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 conf;

import akka.actor.ActorSystem;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.context.ApplicationContext;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;

import static spring.SpringExtension.SpringExtProvider;

/**
 * The application configuration.
 */
@Configuration
class AppConfiguration {

    // the application context is needed to initialize the Akka Spring Extension
    @Autowired
    private ApplicationContext applicationContext;

    /**
     * Actor system singleton for this application.
     */
    @Bean
    public ActorSystem actorSystem() {
        ActorSystem system = ActorSystem.create("mongodb");

        // initialize the application context in the Akka Spring Extension
        SpringExtProvider.get(system).initialize(applicationContext);

        return system;
    }
}