001 /* 002 * Licensed to the Apache Software Foundation (ASF) under one 003 * or more contributor license agreements. See the NOTICE file 004 * distributed with this work for additional information 005 * regarding copyright ownership. The ASF licenses this file 006 * to you under the Apache License, Version 2.0 (the 007 * "License"); you may not use this file except in compliance 008 * with the License. You may obtain a copy of the License at 009 * 010 * http://www.apache.org/licenses/LICENSE-2.0 011 * 012 * Unless required by applicable law or agreed to in writing, 013 * software distributed under the License is distributed on an 014 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY 015 * KIND, either express or implied. See the License for the 016 * specific language governing permissions and limitations 017 * under the License. 018 * 019 */ 020 package org.apache.directory.server.core.partition.impl.btree.jdbm; 021 022 023 import java.io.IOException; 024 import java.math.BigInteger; 025 026 import jdbm.helper.Serializer; 027 028 029 /** 030 * A custom BigInteger serializer to [de]serialize BigIntegers. 031 * 032 * @author <a href="mailto:dev@directory.apache.org">Apache Directory Project</a> 033 * @version $Rev$, $Date$ 034 */ 035 public class BigIntegerSerializer implements Serializer 036 { 037 private static final long serialVersionUID = 6768192848157685880L; 038 039 040 /* (non-Javadoc) 041 * @see jdbm.helper.Serializer#deserialize(byte[]) 042 */ 043 public Object deserialize( byte[] bigIntBytes ) throws IOException 044 { 045 return new BigInteger( bigIntBytes ); 046 } 047 048 049 /* (non-Javadoc) 050 * @see jdbm.helper.Serializer#serialize(java.lang.Object) 051 */ 052 public byte[] serialize( Object bigInt ) throws IOException 053 { 054 return ( ( BigInteger ) bigInt ).toByteArray(); 055 } 056 }