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RabbitMQValidator.java
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RabbitMQValidator.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.connectivity.service.messaging.rabbitmq;
import static org.eclipse.ditto.connectivity.service.placeholders.ConnectivityPlaceholders.newEntityPlaceholder;
import static org.eclipse.ditto.connectivity.service.placeholders.ConnectivityPlaceholders.newFeaturePlaceholder;
import static org.eclipse.ditto.connectivity.service.placeholders.ConnectivityPlaceholders.newPolicyPlaceholder;
import static org.eclipse.ditto.connectivity.service.placeholders.ConnectivityPlaceholders.newThingPlaceholder;
import java.util.Collection;
import java.util.List;
import java.util.function.Supplier;
import javax.annotation.concurrent.Immutable;
import org.eclipse.ditto.base.model.headers.DittoHeaders;
import org.eclipse.ditto.connectivity.model.Connection;
import org.eclipse.ditto.connectivity.model.ConnectionType;
import org.eclipse.ditto.connectivity.model.Source;
import org.eclipse.ditto.connectivity.model.Target;
import org.eclipse.ditto.connectivity.service.config.ConnectivityConfig;
import org.eclipse.ditto.connectivity.service.messaging.Resolvers;
import org.eclipse.ditto.connectivity.service.messaging.validation.AbstractProtocolValidator;
import org.eclipse.ditto.placeholders.PlaceholderFactory;
import org.apache.pekko.actor.ActorSystem;
/**
* Connection specification for RabbitMQ protocol.
*/
@Immutable
public final class RabbitMQValidator extends AbstractProtocolValidator {
private static final Collection<String> ACCEPTED_SCHEMES = List.of("amqp", "amqps");
private static final Collection<String> SECURE_SCHEMES = List.of("amqps");
/**
* Create a new {@code RabbitMQConnectionSpec}.
*
* @return a new instance.
*/
public static RabbitMQValidator newInstance() {
return new RabbitMQValidator();
}
@Override
protected void validateSource(final Source source, final DittoHeaders dittoHeaders,
final Supplier<String> sourceDescription) {
source.getEnforcement().ifPresent(enforcement -> {
validateTemplate(enforcement.getInput(), dittoHeaders, PlaceholderFactory.newHeadersPlaceholder());
enforcement.getFilters().forEach(filterTemplate ->
validateTemplate(filterTemplate, dittoHeaders, newThingPlaceholder(),
newPolicyPlaceholder(), newEntityPlaceholder(), newFeaturePlaceholder()));
});
validateHeaderMapping(source.getHeaderMapping(), dittoHeaders);
}
@Override
protected void validateTarget(final Target target, final DittoHeaders dittoHeaders,
final Supplier<String> targetDescription) {
validateHeaderMapping(target.getHeaderMapping(), dittoHeaders);
validateTemplate(target.getAddress(), dittoHeaders, Resolvers.getPlaceholders());
validateExtraFields(target);
}
@Override
public ConnectionType type() {
return ConnectionType.AMQP_091;
}
@Override
public void validate(final Connection connection,
final DittoHeaders dittoHeaders,
final ActorSystem actorSystem,
final ConnectivityConfig connectivityConfig) {
validateUriScheme(connection, dittoHeaders, ACCEPTED_SCHEMES, SECURE_SCHEMES, "AMQP 0.9.1");
validateSourceConfigs(connection, dittoHeaders);
validateTargetConfigs(connection, dittoHeaders);
validatePayloadMappings(connection, actorSystem, connectivityConfig, dittoHeaders);
}
}