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BlockedNamespacePreEnforcer.java
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BlockedNamespacePreEnforcer.java
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/*
* Copyright (c) 2022 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.enforcement.pre;
import java.util.concurrent.CompletionStage;
import org.eclipse.ditto.base.model.signals.Signal;
import org.eclipse.ditto.internal.utils.namespaces.BlockNamespaceBehavior;
import org.eclipse.ditto.internal.utils.namespaces.BlockedNamespaces;
import com.typesafe.config.Config;
import akka.actor.ActorSystem;
/**
* Pre-Enforcer for blocking commands to blocked namespaces
*/
public final class BlockedNamespacePreEnforcer implements PreEnforcer {
final BlockNamespaceBehavior blockNamespaceBehavior;
/**
* Constructs a new instance of BlockedNamespacePreEnforcer extension.
*
* @param actorSystem the actor system in which to load the extension.
*/
@SuppressWarnings("unused")
public BlockedNamespacePreEnforcer(final ActorSystem actorSystem, final Config config) {
blockNamespaceBehavior = BlockNamespaceBehavior.of(BlockedNamespaces.of(actorSystem));
}
@Override
public CompletionStage<Signal<?>> apply(final Signal<?> signal) {
return blockNamespaceBehavior.block(signal);
}
}