1 /*
2 * Licensed to the Apache Software Foundation (ASF) under one or more
3 * contributor license agreements. See the NOTICE file distributed with
4 * this work for additional information regarding copyright ownership.
5 * The ASF licenses this file to You under the Apache License, Version 2.0
6 * (the "License"); you may not use this file except in compliance with
7 * the License. You may obtain a copy of the License at
8 *
9 * http://www.apache.org/licenses/LICENSE-2.0
10 *
11 * Unless required by applicable law or agreed to in writing, software
12 * distributed under the License is distributed on an "AS IS" BASIS,
13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14 * See the License for the specific language governing permissions and
15 * limitations under the License.
16 */
17 package org.apache.commons.collections.set;
18
19 import java.io.IOException;
20 import java.io.ObjectInputStream;
21 import java.io.ObjectOutputStream;
22 import java.io.Serializable;
23 import java.util.Collection;
24 import java.util.Set;
25
26 /**
27 * Serializable subclass of AbstractSetDecorator.
28 *
29 * @author Stephen Colebourne
30 * @since Commons Collections 3.1
31 */
32 public abstract class AbstractSerializableSetDecorator
33 extends AbstractSetDecorator
34 implements Serializable {
35
36 /** Serialization version */
37 private static final long serialVersionUID = 1229469966212206107L;
38
39 /**
40 * Constructor.
41 */
42 protected AbstractSerializableSetDecorator(Set set) {
43 super(set);
44 }
45
46 //-----------------------------------------------------------------------
47 /**
48 * Write the set out using a custom routine.
49 *
50 * @param out the output stream
51 * @throws IOException
52 */
53 private void writeObject(ObjectOutputStream out) throws IOException {
54 out.defaultWriteObject();
55 out.writeObject(collection);
56 }
57
58 /**
59 * Read the set in using a custom routine.
60 *
61 * @param in the input stream
62 * @throws IOException
63 * @throws ClassNotFoundException
64 */
65 private void readObject(ObjectInputStream in) throws IOException, ClassNotFoundException {
66 in.defaultReadObject();
67 collection = (Collection) in.readObject();
68 }
69
70 }