1 /* Copyright 2004, 2005, 2006 Acegi Technology Pty Limited 2 * 3 * Licensed under the Apache License, Version 2.0 (the "License"); 4 * you may not use this file except in compliance with the License. 5 * You may obtain a copy of the License at 6 * 7 * http://www.apache.org/licenses/LICENSE-2.0 8 * 9 * Unless required by applicable law or agreed to in writing, software 10 * distributed under the License is distributed on an "AS IS" BASIS, 11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12 * See the License for the specific language governing permissions and 13 * limitations under the License. 14 */ 15 16 package org.springframework.security.util; 17 18 /** 19 * <code>PortMapper</code> implementations provide callers with information 20 * about which HTTP ports are associated with which HTTPS ports on the system, 21 * and vice versa. 22 * 23 * @author Ben Alex 24 * @version $Id: PortMapper.java 2217 2007-10-27 00:45:30Z luke_t $ 25 */ 26 public interface PortMapper { 27 //~ Methods ======================================================================================================== 28 29 /** 30 * Locates the HTTP port associated with the specified HTTPS port.<P>Returns <code>null</code> if unknown.</p> 31 * 32 * @param httpsPort 33 * 34 * @return the HTTP port or <code>null</code> if unknown 35 */ 36 Integer lookupHttpPort(Integer httpsPort); 37 38 /** 39 * Locates the HTTPS port associated with the specified HTTP port.<P>Returns <code>null</code> if unknown.</p> 40 * 41 * @param httpPort 42 * 43 * @return the HTTPS port or <code>null</code> if unknown 44 */ 45 Integer lookupHttpsPort(Integer httpPort); 46 }