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;
22
23import java.util.Comparator;
24
25/**
26 * This class implements the GWT serialization of {@link ImmutableSetMultimap}.
27 *
28 * @author Chris Povirk
29 */
30public class ImmutableSetMultimap_CustomFieldSerializer {
31
32  public static void deserialize(SerializationStreamReader reader,
33      ImmutableSetMultimap<?, ?> instance) {
34  }
35
36  // Serialization type safety is at the caller's mercy.
37  @SuppressWarnings("unchecked")
38  public static ImmutableSetMultimap<Object, Object> instantiate(
39      SerializationStreamReader reader) throws SerializationException {
40    Comparator<Object> valueComparator = (Comparator<Object>) reader.readObject();
41    ImmutableSetMultimap.Builder<Object, Object> builder = ImmutableSetMultimap.builder();
42    if (valueComparator != null) {
43      builder.orderValuesBy(valueComparator);
44    }
45    return (ImmutableSetMultimap<Object, Object>)
46        Multimap_CustomFieldSerializerBase.instantiate(reader, builder);
47  }
48
49  public static void serialize(SerializationStreamWriter writer,
50      ImmutableSetMultimap<?, ?> instance) throws SerializationException {
51    writer.writeObject(instance.valueComparator());
52    Multimap_CustomFieldSerializerBase.serialize(writer, instance);
53  }
54}
55