2 * Copyright (c) 2022 PANTHEON.tech, s.r.o. and others. All rights reserved.
4 * This program and the accompanying materials are made available under the
5 * terms of the Eclipse Public License v1.0 which accompanies this distribution,
6 * and is available at http://www.eclipse.org/legal/epl-v10.html
8 package org.opendaylight.mdsal.binding.dom.codec.impl;
10 import static com.google.common.base.Verify.verifyNotNull;
11 import static java.util.Objects.requireNonNull;
13 import org.eclipse.jdt.annotation.NonNull;
14 import org.eclipse.jdt.annotation.Nullable;
16 abstract class AbstractValueCodec<S, D> implements ValueCodec<S, D> {
18 public final D deserialize(final S input) {
19 return verifyResult(deserializeImpl(requireNonNull(input)), input);
23 public final S serialize(final D input) {
24 return verifyResult(serializeImpl(requireNonNull(input)), input);
27 // implementation is guarded from nulls and verified not to return null
28 abstract @NonNull D deserializeImpl(@NonNull S product);
30 // implementation is guarded from nulls and verified not to return null
31 abstract @NonNull S serializeImpl(@NonNull D input);
33 private <X> X verifyResult(final @Nullable X result, final Object input) {
34 return verifyNotNull(result, "Codec %s returned null on %s", this, input);