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MultiMappedOutboundSignal.java
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MultiMappedOutboundSignal.java
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/*
* Copyright (c) 2020 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.api;
import static org.eclipse.ditto.base.model.common.ConditionChecker.argumentNotEmpty;
import java.util.List;
import java.util.Objects;
import java.util.Optional;
import java.util.function.Predicate;
import javax.annotation.Nullable;
import org.eclipse.ditto.base.model.json.JsonSchemaVersion;
import org.eclipse.ditto.base.model.signals.Signal;
import org.eclipse.ditto.connectivity.model.Target;
import org.eclipse.ditto.json.JsonArray;
import org.eclipse.ditto.json.JsonCollectors;
import org.eclipse.ditto.json.JsonField;
import org.eclipse.ditto.json.JsonObject;
import akka.actor.ActorRef;
/**
* Represent outbound signals that was mapped from one signal.
*/
final class MultiMappedOutboundSignal implements OutboundSignal.MultiMapped {
private final List<Mapped> outboundSignals;
private final ActorRef sender;
MultiMappedOutboundSignal(final List<Mapped> outboundSignals, @Nullable final ActorRef sender) {
this.outboundSignals = argumentNotEmpty(outboundSignals, "outboundSignals");
this.sender = sender;
}
@Override
public boolean equals(final Object o) {
if (this == o) return true;
if (o == null || getClass() != o.getClass()) return false;
final MultiMappedOutboundSignal that = (MultiMappedOutboundSignal) o;
return Objects.equals(outboundSignals, that.outboundSignals) && Objects.equals(sender, that.sender);
}
@Override
public int hashCode() {
return Objects.hash(outboundSignals, sender);
}
@Override
public String toString() {
return getClass().getSimpleName() + " [" +
"outboundSignals=" + outboundSignals +
", sender=" + sender +
"]";
}
@Override
public Signal<?> getSource() {
return first().getSource();
}
@Override
public List<Target> getTargets() {
return first().getTargets();
}
@Override
public Optional<JsonObject> getExtra() {
return first().getExtra();
}
@Override
public List<Mapped> getMappedOutboundSignals() {
return outboundSignals;
}
@Override
public Optional<ActorRef> getSender() {
return Optional.ofNullable(sender);
}
@Override
public Mapped first() {
return outboundSignals.get(0);
}
@Override
public JsonObject toJson(final JsonSchemaVersion schemaVersion, final Predicate<JsonField> predicate) {
final JsonArray items = outboundSignals.stream()
.map(outboundSignal -> outboundSignal.toJson(schemaVersion, predicate))
.collect(JsonCollectors.valuesToArray());
return JsonObject.newBuilder()
.set("mappedOutboundSignals", items)
.set("sender", sender.toString())
.build();
}
}