org.eclipse.ditto.policies.service.starter.PoliciesService Maven / Gradle / Ivy

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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.policies.service.starter;

import org.eclipse.ditto.base.service.DittoService;
import org.eclipse.ditto.internal.utils.config.ScopedConfig;
import org.eclipse.ditto.policies.service.common.config.DittoPoliciesConfig;
import org.eclipse.ditto.policies.service.common.config.PoliciesConfig;
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 Policies Service.
 */
public final class PoliciesService extends DittoService {

    /**
     * Name of the Policies Service.
     */
    public static final String SERVICE_NAME = "policies";

    private static final Logger LOGGER = LoggerFactory.getLogger(PoliciesService.class);

    private PoliciesService() {
        super(LOGGER, SERVICE_NAME, PoliciesRootActor.ACTOR_NAME);
    }

    /**
     * Starts the Policies service.
     *
     * @param args command line arguments.
     */
    public static void main(final String[] args) {
        final PoliciesService policiesService = new PoliciesService();
        policiesService.start().getWhenTerminated().toCompletableFuture().join();
    }

    @Override
    protected PoliciesConfig getServiceSpecificConfig(final ScopedConfig dittoConfig) {
        return DittoPoliciesConfig.of(dittoConfig);
    }

    @Override
    protected Props getMainRootActorProps(final PoliciesConfig policiesConfig, final ActorRef pubSubMediator) {
        return PoliciesRootActor.props(policiesConfig, pubSubMediator);
    }

    @Override
    protected Config appendPekkoPersistenceMongoUriToRawConfig() {
        final var mongoDbConfig = serviceSpecificConfig.getMongoDbConfig();
        final String mongoDbUri = mongoDbConfig.getMongoDbUri();
        return rawConfig.withValue(MONGO_URI_CONFIG_PATH, ConfigValueFactory.fromAnyRef(mongoDbUri));
    }

}