1/*
2 * Copyright (C) 2012 The Guava Authors
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except
5 * in compliance with the License. You may obtain a copy of the License at
6 *
7 * http://www.apache.org/licenses/LICENSE-2.0
8 *
9 * Unless required by applicable law or agreed to in writing, software distributed under the License
10 * is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express
11 * or implied. See the License for the specific language governing permissions and limitations under
12 * the License.
13 */
14
15package com.google.common.collect;
16
17import com.google.gwt.user.client.rpc.SerializationException;
18import com.google.gwt.user.client.rpc.SerializationStreamReader;
19import com.google.gwt.user.client.rpc.SerializationStreamWriter;
20import com.google.gwt.user.client.rpc.core.java.util.Map_CustomFieldSerializerBase;
21
22/**
23 * This class contains static utility methods for writing {@link ImmutableTable} GWT field
24 * serializers. Serializers should delegate to {@link #serialize} and {@link #instantiate}.
25 *
26 * @author Chris Povirk
27 */
28final class ImmutableTable_CustomFieldSerializerBase {
29  public static ImmutableTable<Object, Object, Object> instantiate(SerializationStreamReader reader)
30      throws SerializationException {
31    ImmutableTable.Builder<Object, Object, Object> builder = ImmutableTable.builder();
32    int rowCount = reader.readInt();
33    for (int i = 0; i < rowCount; i++) {
34      Object rowKey = reader.readObject();
35      int colCount = reader.readInt();
36      for (int j = 0; j < colCount; j++) {
37        builder.put(rowKey, reader.readObject(), reader.readObject());
38      }
39    }
40    return builder.build();
41  }
42
43  public static void serialize(
44      SerializationStreamWriter writer, ImmutableTable<Object, Object, Object> table)
45      throws SerializationException {
46    writer.writeInt(table.rowKeySet().size());
47    for (Object rowKey : table.rowKeySet()) {
48      writer.writeObject(rowKey);
49      Map_CustomFieldSerializerBase.serialize(writer, table.row(rowKey));
50    }
51  }
52
53  private ImmutableTable_CustomFieldSerializerBase() {}
54}
55