1 /*
2 * Licensed to the Apache Software Foundation (ASF) under one
3 * or more contributor license agreements. See the NOTICE file
4 * distributed with this work for additional information
5 * regarding copyright ownership. The ASF licenses this file
6 * to you under the Apache License, Version 2.0 (the
7 * "License"); you may not use this file except in compliance
8 * with the License. You may obtain a copy of the License at
9 *
10 * http://www.apache.org/licenses/LICENSE-2.0
11 *
12 * Unless required by applicable law or agreed to in writing,
13 * software distributed under the License is distributed on an
14 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
15 * KIND, either express or implied. See the License for the
16 * specific language governing permissions and limitations
17 * under the License.
18 *
19 */
20 package org.apache.directory.server.core.partition.impl.btree.jdbm;
21
22
23 import java.io.IOException;
24 import java.math.BigInteger;
25
26 import jdbm.helper.Serializer;
27
28
29 /**
30 * A custom BigInteger serializer to [de]serialize BigIntegers.
31 *
32 * @author <a href="mailto:dev@directory.apache.org">Apache Directory Project</a>
33 * @version $Rev$, $Date$
34 */
35 public class BigIntegerSerializer implements Serializer
36 {
37 private static final long serialVersionUID = 6768192848157685880L;
38
39
40 /* (non-Javadoc)
41 * @see jdbm.helper.Serializer#deserialize(byte[])
42 */
43 public Object deserialize( byte[] bigIntBytes ) throws IOException
44 {
45 return new BigInteger( bigIntBytes );
46 }
47
48
49 /* (non-Javadoc)
50 * @see jdbm.helper.Serializer#serialize(java.lang.Object)
51 */
52 public byte[] serialize( Object bigInt ) throws IOException
53 {
54 return ( ( BigInteger ) bigInt ).toByteArray();
55 }
56 }