001// Copyright 2004, 2005 The Apache Software Foundation 002// 003// Licensed under the Apache License, Version 2.0 (the "License"); 004// you may not use this file except in compliance with the License. 005// You may obtain a copy of the License at 006// 007// http://www.apache.org/licenses/LICENSE-2.0 008// 009// Unless required by applicable law or agreed to in writing, software 010// distributed under the License is distributed on an "AS IS" BASIS, 011// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 012// See the License for the specific language governing permissions and 013// limitations under the License. 014 015package org.apache.tapestry.services; 016 017/** 018 * Service used to construct absolute URLs (often used for redirects). 019 * 020 * @author Howard M. Lewis Ship 021 * @since 4.0 022 */ 023public interface AbsoluteURLBuilder 024{ 025 /** 026 * Constructs a URL from the given URI (that is, service path), schema, server and port. 027 * 028 * @param URI 029 * either a complete URL (that is, containing a colon), in which case it is returned 030 * unchanged, or the path within the server. 031 * @param scheme 032 * scheme to prefix URI with 033 * @param server 034 * to prefix the URI with (unless the URI begins with "//" 035 * @param port 036 * to suffix the server with (unless the URI begins with "//") 037 */ 038 public String constructURL(String URI, String scheme, String server, int port); 039 040 /** 041 * Constructs a URL, defaulting scheme, server and port to the values for the current request. 042 */ 043 044 public String constructURL(String URI); 045}