+/*
+ * Copyright (c) 2022 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.access.commands;
+
+import static com.google.common.base.Verify.verifyNotNull;
+import static java.util.Objects.requireNonNull;
+
+/**
+ * Externalizable proxy for use with {@link ReadTransactionRequest}. It implements the Chlorine SR2 serialization
+ * format.
+ */
+final class RTR implements ReadTransactionRequest.SerialForm {
+ @java.io.Serial
+ private static final long serialVersionUID = 1L;
+
+ private ReadTransactionRequest message;
+
+ @SuppressWarnings("checkstyle:RedundantModifier")
+ public RTR() {
+ // for Externalizable
+ }
+
+ RTR(final ReadTransactionRequest message) {
+ this.message = requireNonNull(message);
+ }
+
+ @Override
+ public ReadTransactionRequest message() {
+ return verifyNotNull(message);
+ }
+
+ @Override
+ public void setMessage(final ReadTransactionRequest message) {
+ this.message = requireNonNull(message);
+ }
+
+ @Override
+ public Object readResolve() {
+ return message();
+ }
+}