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 021package org.apache.directory.server.dhcp.service; 022 023 024import java.net.InetSocketAddress; 025 026import org.apache.directory.server.dhcp.DhcpException; 027import org.apache.directory.server.dhcp.messages.DhcpMessage; 028 029 030/** 031 * DHCP Protocol (RFC 2131, RFC 2132). Implementations of the DHCP service must 032 * be thread-safe with respect to concurrent calls to getReplyFor(). 033 * 034 * @author <a href="mailto:dev@directory.apache.org">Apache Directory Project</a> 035 */ 036public interface DhcpService 037{ 038 /** 039 * Retrieve the reply to a given message. The reply may be zero, if the 040 * message should be ignored. 041 * @param localAddress TODO 042 * @param clientAddress 043 * @param request 044 * @return DhcpMessage 045 * @throws DhcpException 046 */ 047 DhcpMessage getReplyFor( InetSocketAddress localAddress, InetSocketAddress clientAddress, DhcpMessage request ) 048 throws DhcpException; 049}