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/* Copyright 2004 Acegi Technology Pty Limited
 *
 * Licensed 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.acegisecurity.util;

import javax.servlet.ServletRequest;


/**
 * A PortResolver determines the port a web request was received
 * on.
 * 
 * 

* This interface is necessary because * ServletRequest.getServerPort() may not return the correct port * in certain circumstances. For example, if the browser does not construct * the URL correctly after a redirect. *

* * @author Ben Alex * @version $Id: PortResolver.java,v 1.2 2005/11/17 00:56:09 benalex Exp $ */ public interface PortResolver { //~ Methods ================================================================ /** * Indicates the port the ServletRequest was received on. * * @param request that the method should lookup the port for * * @return the port the request was received on */ public int getServerPort(ServletRequest request); }




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