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 */ 020 021 package org.apache.directory.server.dhcp.options; 022 023 024 import java.net.InetAddress; 025 import java.net.UnknownHostException; 026 027 import org.apache.directory.server.i18n.I18n; 028 029 030 /** 031 * The Dynamic Host Configuration Protocol (DHCP) provides a framework 032 * for passing configuration information to hosts on a TCP/IP network. 033 * Configuration parameters and other control information are carried in 034 * tagged data items that are stored in the 'options' field of the DHCP 035 * message. The data items themselves are also called "options." 036 * 037 * This abstract base class is for options that carry a single IP address. 038 * 039 * @author <a href="mailto:dev@directory.apache.org">Apache Directory Project</a> 040 * @version $Rev: 902331 $, $Date: 2010-01-23 02:41:35 +0100 (Sat, 23 Jan 2010) $ 041 */ 042 public abstract class AddressOption extends DhcpOption 043 { 044 private InetAddress address; 045 046 047 /* 048 * @see org.apache.directory.server.dhcp.options.DhcpOption#getData() 049 */ 050 public byte[] getData() 051 { 052 return address.getAddress(); 053 } 054 055 056 /* 057 * @see org.apache.directory.server.dhcp.options.DhcpOption#setData(byte[]) 058 */ 059 public void setData( byte[] data ) 060 { 061 try 062 { 063 address = InetAddress.getByAddress( data ); 064 } 065 catch ( UnknownHostException e ) 066 { 067 throw new IllegalArgumentException( I18n.err( I18n.ERR_638 ), e ); 068 } 069 } 070 071 072 public InetAddress getAddress() 073 { 074 return address; 075 } 076 077 078 public void setAddress( InetAddress address ) 079 { 080 this.address = address; 081 } 082 }