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1   /***
2    *
3    * Copyright 2004 Hiram Chirino
4    *
5    *  Licensed under the Apache License, Version 2.0 (the "License");
6    *  you may not use this file except in compliance with the License.
7    *  You may obtain a copy of the License at
8    *
9    *     http://www.apache.org/licenses/LICENSE-2.0
10   *
11   *  Unless required by applicable law or agreed to in writing, software
12   *  distributed under the License is distributed on an "AS IS" BASIS,
13   *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14   *  See the License for the specific language governing permissions and
15   *  limitations under the License.
16   */
17  package org.activeio.net;
18  
19  import java.net.URI;
20  import java.net.URISyntaxException;
21  
22  /***
23   * The URISupport class provides a few static methods that provides a few usefull
24   * operations to manipulate URIs.
25   * 
26   * @version $Revision$
27   */
28  public class URISupport {
29      
30      static public URI changePort(URI bindAddr, int port) throws URISyntaxException {
31          return new URI(bindAddr.getScheme(), bindAddr.getUserInfo(), bindAddr.getHost(), port, bindAddr.getPath(), bindAddr.getQuery(), bindAddr.getFragment());
32      }
33      static public URI changeScheme(URI bindAddr, String scheme) throws URISyntaxException {
34          return new URI(scheme, bindAddr.getUserInfo(), bindAddr.getHost(), bindAddr.getPort(), bindAddr.getPath(), bindAddr.getQuery(), bindAddr.getFragment());
35      }
36      static public URI changeUserInfo(URI bindAddr, String userInfo) throws URISyntaxException {
37          return new URI(bindAddr.getScheme(), userInfo, bindAddr.getHost(), bindAddr.getPort(), bindAddr.getPath(), bindAddr.getQuery(), bindAddr.getFragment());
38      }
39      static public URI changeHost(URI bindAddr, String host) throws URISyntaxException {
40          return new URI(bindAddr.getScheme(), bindAddr.getUserInfo(), host, bindAddr.getPort(), bindAddr.getPath(), bindAddr.getQuery(), bindAddr.getFragment());
41      }
42      static public URI changePath(URI bindAddr, String path) throws URISyntaxException {
43          return new URI(bindAddr.getScheme(), bindAddr.getUserInfo(), bindAddr.getHost(), bindAddr.getPort(), path, bindAddr.getQuery(), bindAddr.getFragment());
44      }
45      static public URI changeQuery(URI bindAddr, String query) throws URISyntaxException {
46          return new URI(bindAddr.getScheme(), bindAddr.getUserInfo(), bindAddr.getHost(), bindAddr.getPort(), bindAddr.getPath(), query, bindAddr.getFragment());
47      }
48      static public URI changeFragment(URI bindAddr, String fragment) throws URISyntaxException {
49          return new URI(bindAddr.getScheme(), bindAddr.getUserInfo(), bindAddr.getHost(), bindAddr.getPort(), bindAddr.getPath(), bindAddr.getQuery(), fragment);
50      }
51  
52  }