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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  
17  package com.google.common.collect;
18  
19  import com.google.gwt.user.client.rpc.SerializationException;
20  import com.google.gwt.user.client.rpc.SerializationStreamReader;
21  import com.google.gwt.user.client.rpc.SerializationStreamWriter;
22  import java.util.Comparator;
23  
24  /**
25   * This class implements the GWT serialization of {@link TreeMultimap}.
26   *
27   * @author Nikhil Singhal
28   */
29  public class TreeMultimap_CustomFieldSerializer {
30  
31    public static void deserialize(SerializationStreamReader in, TreeMultimap<?, ?> out) {}
32  
33    @SuppressWarnings("unchecked")
34    public static TreeMultimap<Object, Object> instantiate(SerializationStreamReader in)
35        throws SerializationException {
36      Comparator<Object> keyComparator = (Comparator<Object>) in.readObject();
37      Comparator<Object> valueComparator = (Comparator<Object>) in.readObject();
38  
39      return (TreeMultimap<Object, Object>)
40          Multimap_CustomFieldSerializerBase.populate(
41              in, TreeMultimap.create(keyComparator, valueComparator));
42    }
43  
44    public static void serialize(SerializationStreamWriter out, TreeMultimap<?, ?> multimap)
45        throws SerializationException {
46      out.writeObject(multimap.keyComparator());
47      out.writeObject(multimap.valueComparator());
48      Multimap_CustomFieldSerializerBase.serialize(out, multimap);
49    }
50  }