AbsoluteURLBuilder


1   // Copyright 2004, 2005 The Apache Software Foundation
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  package org.apache.tapestry.services;
16  
17  /**
18   * Service used to construct absolute URLs (often used for redirects).
19   * 
20   * @author Howard M. Lewis Ship
21   * @since 4.0
22   */
23  public interface AbsoluteURLBuilder
24  {
25      /**
26       * Constructs a URL from the given URI (that is, service path), schema, server and port.
27       * 
28       * @param URI
29       *            either a complete URL (that is, containing a colon), in which case it is returned
30       *            unchanged, or the path within the server.
31       * @param scheme
32       *            scheme to prefix URI with
33       * @param server
34       *            to prefix the URI with (unless the URI begins with "//"
35       * @param port
36       *            to suffix the server with (unless the URI begins with "//")
37       */
38      public String   constructURL(String   URI, String   scheme, String   server, int port);
39  
40      /**
41       * Constructs a URL, defaulting scheme, server and port to the values for the current request.
42       */
43  
44      public String   constructURL(String   URI);
45  }

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