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ThingsService.java
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ThingsService.java
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/*
* Copyright (c) 2017 Contributors to the Eclipse Foundation
*
* See the NOTICE file(s) distributed with this work for additional
* information regarding copyright ownership.
*
* This program and the accompanying materials are made available under the
* terms of the Eclipse Public License 2.0 which is available at
* http://www.eclipse.org/legal/epl-2.0
*
* SPDX-License-Identifier: EPL-2.0
*/
package org.eclipse.ditto.things.service.starter;
import org.eclipse.ditto.base.service.DittoService;
import org.eclipse.ditto.internal.utils.config.ScopedConfig;
import org.eclipse.ditto.things.service.common.config.DittoThingsConfig;
import org.eclipse.ditto.things.service.common.config.ThingsConfig;
import org.eclipse.ditto.things.service.persistence.actors.ThingPersistenceActor;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import com.typesafe.config.Config;
import com.typesafe.config.ConfigValueFactory;
import org.apache.pekko.actor.ActorRef;
import org.apache.pekko.actor.Props;
/**
* Entry point of the Things Service.
* <ul>
* <li>Reads configuration, enhances it with cloud environment settings</li>
* <li>Sets up ActorSystem</li>
* <li>Wires up Akka HTTP Routes</li>
* </ul>
*/
public final class ThingsService extends DittoService<ThingsConfig> {
/**
* Name of the Things service.
*/
public static final String SERVICE_NAME = "things";
private static final Logger LOGGER = LoggerFactory.getLogger(ThingsService.class);
private ThingsService() {
super(LOGGER, SERVICE_NAME, ThingsRootActor.ACTOR_NAME);
}
/**
* Starts the Things service.
*
* @param args command line arguments.
*/
public static void main(final String[] args) {
final ThingsService thingsService = new ThingsService();
thingsService.start().getWhenTerminated().toCompletableFuture().join();
}
@Override
protected ThingsConfig getServiceSpecificConfig(final ScopedConfig dittoConfig) {
return DittoThingsConfig.of(dittoConfig);
}
@Override
protected Props getMainRootActorProps(final ThingsConfig thingsConfig, final ActorRef pubSubMediator) {
return ThingsRootActor.props(thingsConfig, pubSubMediator, ThingPersistenceActor::props);
}
@Override
protected Config appendAkkaPersistenceMongoUriToRawConfig() {
final var mongoDbConfig = serviceSpecificConfig.getMongoDbConfig();
final String mongoDbUri = mongoDbConfig.getMongoDbUri();
return rawConfig.withValue(MONGO_URI_CONFIG_PATH, ConfigValueFactory.fromAnyRef(mongoDbUri));
}
}