--- /dev/null
+/*
+ * Copyright (c) 2019 PANTHEON.tech, s.r.o. and others. All rights reserved.
+ *
+ * This program and the accompanying materials are made available under the
+ * terms of the Eclipse Public License v1.0 which accompanies this distribution,
+ * and is available at http://www.eclipse.org/legal/epl-v10.html
+ */
+package org.opendaylight.controller.cluster.datastore.messages;
+
+import static java.util.Objects.requireNonNull;
+
+import com.google.common.collect.ImmutableSet;
+import java.io.Serializable;
+import org.eclipse.jdt.annotation.NonNull;
+import org.opendaylight.controller.cluster.access.concepts.ClientIdentifier;
+
+/**
+ * Reply to {@link GetKnownClients}.
+ */
+public final class GetKnownClientsReply implements Serializable {
+ private static final long serialVersionUID = 1L;
+
+ private final @NonNull ImmutableSet<ClientIdentifier> clients;
+
+ public GetKnownClientsReply(final ImmutableSet<ClientIdentifier> clients) {
+ this.clients = requireNonNull(clients);
+ }
+
+ public @NonNull ImmutableSet<ClientIdentifier> getClients() {
+ return clients;
+ }
+}