| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with this |
| * work for additional information regarding copyright ownership. The ASF |
| * licenses this file to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT |
| * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the |
| * License for the specific language governing permissions and limitations under |
| * the License. |
| * |
| */ |
| |
| package org.apache.directory.server.dhcp.options; |
| |
| |
| /** |
| * The Dynamic Host Configuration Protocol (DHCP) provides a framework for |
| * passing configuration information to hosts on a TCP/IP network. Configuration |
| * parameters and other control information are carried in tagged data items |
| * that are stored in the 'options' field of the DHCP message. The data items |
| * themselves are also called "options." |
| * |
| * This abstract base class is for options that carry a short value (16 bit). |
| * |
| * @author <a href="mailto:dev@directory.apache.org">Apache Directory Project</a> |
| */ |
| public abstract class IntOption extends DhcpOption |
| { |
| /** |
| * The int value (represented as a long because of the unsignedness). |
| */ |
| private long intValue; |
| |
| |
| /* |
| * @see org.apache.directory.server.dhcp.options.DhcpOption#setData(byte[]) |
| */ |
| @Override |
| public void setData( byte[] data ) |
| { |
| intValue = ( data[0] & 0xff ) << 24 | ( data[1] & 0xff ) << 16 |
| | ( data[2] & 0xff ) << 8 | ( data[3] & 0xff ); |
| } |
| |
| |
| /* |
| * @see org.apache.directory.server.dhcp.options.DhcpOption#getData() |
| */ |
| @Override |
| public byte[] getData() |
| { |
| return new byte[] |
| { ( byte ) ( intValue >> 24 & 0xff ), |
| ( byte ) ( intValue >> 16 & 0xff ), ( byte ) ( intValue >> 8 & 0xff ), |
| ( byte ) ( intValue & 0xff ) }; |
| } |
| |
| |
| public long getIntValue() |
| { |
| return intValue; |
| } |
| |
| |
| public void setIntValue( long intValue ) |
| { |
| this.intValue = intValue; |
| } |
| } |