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.dhcp; 22 23 24 import org.apache.directory.server.dhcp.messages.MessageType; 25 import org.apache.directory.server.dhcp.options.DhcpOption; 26 27 28 /** 29 * This option is used to convey the type of the DHCP message. The code 30 * for this option is 53, and its length is 1. Legal values for this 31 * option are: 32 * 33 * Value Message Type 34 * ----- ------------ 35 * 1 DHCPDISCOVER 36 * 2 DHCPOFFER 37 * 3 DHCPREQUEST 38 * 4 DHCPDECLINE 39 * 5 DHCPACK 40 * 6 DHCPNAK 41 * 7 DHCPRELEASE 42 * 8 DHCPINFORM 43 * 44 * @author <a href="mailto:dev@directory.apache.org">Apache Directory Project</a> 45 * @version $Rev: 638228 $, $Date: 2008-03-18 07:12:41 +0100 (Di, 18 Mär 2008) $ 46 */ 47 public class DhcpMessageType extends DhcpOption 48 { 49 private MessageType type; 50 51 52 public DhcpMessageType() 53 { 54 } 55 56 57 public DhcpMessageType(MessageType type) 58 { 59 this.type = type; 60 } 61 62 63 /* 64 * @see org.apache.directory.server.dhcp.options.DhcpOption#getTag() 65 */ 66 public byte getTag() 67 { 68 return 53; 69 } 70 71 72 public void setData( byte[] messageType ) 73 { 74 type = MessageType.getTypeByCode( messageType[0] ); 75 } 76 77 78 public byte[] getData() 79 { 80 return new byte[] 81 { type.getCode() }; 82 } 83 84 85 public MessageType getType() 86 { 87 return type; 88 } 89 }