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 21 package org.apache.directory.server.dhcp.options; 22 23 /** 24 * The Dynamic Host Configuration Protocol (DHCP) provides a framework for 25 * passing configuration information to hosts on a TCP/IP network. Configuration 26 * parameters and other control information are carried in tagged data items 27 * that are stored in the 'options' field of the DHCP message. The data items 28 * themselves are also called "options." 29 * 30 * This abstract base class is for options that carry an unsigned short value 31 * (16 bit). 32 * 33 * @author <a href="mailto:dev@directory.apache.org">Apache Directory Project</a> 34 * @version $Rev: 551805 $, $Date: 2007-06-29 00:57:04 -0500 (Fr, 29 Jun 2007) $ 35 * 36 */ 37 public abstract class ByteOption extends DhcpOption { 38 /** 39 * The byte value (represented as a short because of the unsignedness). 40 */ 41 private short byteValue; 42 43 /* 44 * @see org.apache.directory.server.dhcp.options.DhcpOption#setData(byte[]) 45 */ 46 public void setData(byte[] data) { 47 byteValue = (short) (data[0] & 0xff); 48 } 49 50 /* 51 * @see org.apache.directory.server.dhcp.options.DhcpOption#getData() 52 */ 53 public byte[] getData() { 54 return new byte[]{(byte) (byteValue & 0xff)}; 55 } 56 57 public short getByteValue() { 58 return byteValue; 59 } 60 61 public void setShortValue(short shortValue) { 62 this.byteValue = shortValue; 63 } 64 }