1/*
2 * Copyright (C) 2009 The Guava Authors
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 * http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17package com.google.common.collect;
18
19import com.google.gwt.user.client.rpc.SerializationException;
20import com.google.gwt.user.client.rpc.SerializationStreamReader;
21import com.google.gwt.user.client.rpc.SerializationStreamWriter;
22import com.google.gwt.user.client.rpc.core.java.util.Collection_CustomFieldSerializerBase;
23
24import java.util.ArrayList;
25import java.util.List;
26
27/**
28 * This class implements the GWT serialization of {@link
29 * RegularImmutableList}.
30 *
31 * @author Hayward Chan
32 */
33public class RegularImmutableList_CustomFieldSerializer {
34
35  public static void deserialize(SerializationStreamReader reader,
36      RegularImmutableList<?> instance) {
37  }
38
39  public static RegularImmutableList<Object> instantiate(
40      SerializationStreamReader reader) throws SerializationException {
41    List<Object> elements = new ArrayList<Object>();
42    Collection_CustomFieldSerializerBase.deserialize(reader, elements);
43    /*
44     * For this custom field serializer to be invoked, the list must have been
45     * RegularImmutableList before it's serialized.  Since RegularImmutableList
46     * always have one or more elements, ImmutableList.copyOf always return
47     * a RegularImmutableList back.
48     */
49    return (RegularImmutableList<Object>) ImmutableList.copyOf(elements);
50  }
51
52  public static void serialize(SerializationStreamWriter writer,
53      RegularImmutableList<?> instance) throws SerializationException {
54    Collection_CustomFieldSerializerBase.serialize(writer, instance);
55  }
56}
57