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CustomApiRoutesProvider.java
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CustomApiRoutesProvider.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.gateway.service.endpoints.routes;
import java.util.List;
import org.eclipse.ditto.base.model.headers.DittoHeaders;
import org.eclipse.ditto.base.model.json.JsonSchemaVersion;
import org.eclipse.ditto.gateway.service.util.config.DittoGatewayConfig;
import org.eclipse.ditto.gateway.service.util.config.GatewayConfig;
import org.eclipse.ditto.internal.utils.akka.AkkaClassLoader;
import org.eclipse.ditto.internal.utils.config.DefaultScopedConfig;
import akka.actor.AbstractExtensionId;
import akka.actor.ActorSystem;
import akka.actor.ExtendedActorSystem;
import akka.actor.Extension;
import akka.http.javadsl.server.Route;
/**
* Provider for custom routes.
* You can distinguish between routes for unauthorized access and authorized access.
*/
public abstract class CustomApiRoutesProvider implements Extension {
private static final ExtensionId EXTENSION_ID = new ExtensionId();
protected final ActorSystem actorSystem;
protected CustomApiRoutesProvider(final ActorSystem actorSystem) {
this.actorSystem = actorSystem;
}
public abstract Route unauthorized(RouteBaseProperties routeBaseProperties, JsonSchemaVersion version, CharSequence correlationId);
public abstract Route authorized(RouteBaseProperties routeBaseProperties, DittoHeaders headers);
public static CustomApiRoutesProvider get(final ActorSystem actorSystem) {
return EXTENSION_ID.get(actorSystem);
}
private static final class ExtensionId extends AbstractExtensionId<CustomApiRoutesProvider> {
@Override
public CustomApiRoutesProvider createExtension(final ExtendedActorSystem system) {
final GatewayConfig gatewayConfig =
DittoGatewayConfig.of(DefaultScopedConfig.dittoScoped(
system.settings().config()));
return AkkaClassLoader.instantiate(system, CustomApiRoutesProvider.class,
gatewayConfig.getHttpConfig().getCustomApiRoutesProvider(),
List.of(ActorSystem.class),
List.of(system));
}
}
}