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.Map_CustomFieldSerializerBase;
23
24import java.util.LinkedHashMap;
25import java.util.Map;
26
27/**
28 * This class implements the GWT serialization of
29 * {@link RegularImmutableBiMap}.
30 *
31 * @author Chris Povirk
32 */
33public class RegularImmutableBiMap_CustomFieldSerializer {
34  public static void deserialize(SerializationStreamReader reader,
35      RegularImmutableBiMap<?, ?> instance) {
36  }
37
38  public static RegularImmutableBiMap<Object, Object> instantiate(
39      SerializationStreamReader reader) throws SerializationException {
40    Map<Object, Object> entries = new LinkedHashMap<Object, Object>();
41    Map_CustomFieldSerializerBase.deserialize(reader, entries);
42    /*
43     * For this custom field serializer to be invoked, the map must have been
44     * RegularImmutableBiMap before it's serialized. Since RegularImmutableBiMap
45     * always have one or more elements, ImmutableBiMap.copyOf always return a
46     * RegularImmutableBiMap back.
47     */
48    return
49        (RegularImmutableBiMap<Object, Object>) ImmutableBiMap.copyOf(entries);
50  }
51
52  public static void serialize(SerializationStreamWriter writer,
53      RegularImmutableBiMap<?, ?> instance) throws SerializationException {
54    Map_CustomFieldSerializerBase.serialize(writer, instance);
55  }
56}
57