2 * Copyright (c) 2010-2023 Contributors to the openHAB project
4 * See the NOTICE file(s) distributed with this work for additional
7 * This program and the accompanying materials are made available under the
8 * terms of the Eclipse Public License 2.0 which is available at
9 * http://www.eclipse.org/legal/epl-2.0
11 * SPDX-License-Identifier: EPL-2.0
13 package org.openhab.io.neeo.internal.serialization;
15 import java.lang.reflect.Type;
16 import java.util.Objects;
18 import org.eclipse.jdt.annotation.NonNullByDefault;
19 import org.eclipse.jdt.annotation.Nullable;
20 import org.openhab.core.thing.ChannelUID;
22 import com.google.gson.JsonDeserializationContext;
23 import com.google.gson.JsonDeserializer;
24 import com.google.gson.JsonElement;
25 import com.google.gson.JsonParseException;
26 import com.google.gson.JsonPrimitive;
27 import com.google.gson.JsonSerializationContext;
28 import com.google.gson.JsonSerializer;
31 * Implementation of {@link JsonSerializer} and {@link JsonDeserializer} to serialize/deserial {@link ChannelUID}
33 * @author Tim Roberts - Initial Contribution
36 public class ChannelUIDSerializer implements JsonSerializer<ChannelUID>, JsonDeserializer<ChannelUID> {
39 public @Nullable ChannelUID deserialize(JsonElement elm, Type type, JsonDeserializationContext context)
40 throws JsonParseException {
41 if (elm.isJsonNull()) {
42 throw new JsonParseException("Not a valid ChannelUID: (null)");
46 return new ChannelUID(elm.getAsString());
47 } catch (IllegalArgumentException e) {
48 throw new JsonParseException("Not a valid ChannelUID: " + elm.getAsString(), e);
53 public JsonElement serialize(ChannelUID uid, @Nullable Type type, @Nullable JsonSerializationContext context) {
54 Objects.requireNonNull(uid, "uid cannot be null");
55 Objects.requireNonNull(type, "type cannot be null");
56 Objects.requireNonNull(context, "context cannot be null");
58 return new JsonPrimitive(uid.getAsString());