Extract the URL page name from the given path : URL « Network Protocol « Java






Extract the URL page name from the given path

    
/*
Copyright (c) 2003 eInnovation Inc. All rights reserved

This library is free software; you can redistribute it and/or modify it under the terms
of the GNU Lesser General Public License as published by the Free Software Foundation;
either version 2.1 of the License, or (at your option) any later version.

This library is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
See the GNU Lesser General Public License for more details.
*/

/*--

 Copyright (C) 2001-2002 Anthony Eden.
 All rights reserved.

 Redistribution and use in source and binary forms, with or without
 modification, are permitted provided that the following conditions
 are met:

 1. Redistributions of source code must retain the above copyright
    notice, this list of conditions, and the following disclaimer.

 2. Redistributions in binary form must reproduce the above copyright
    notice, this list of conditions, and the disclaimer that follows
    these conditions in the documentation and/or other materials
    provided with the distribution.

 3. The name "JPublish" must not be used to endorse or promote products
    derived from this software without prior written permission.  For
    written permission, please contact me@anthonyeden.com.

 4. Products derived from this software may not be called "JPublish", nor
    may "JPublish" appear in their name, without prior written permission
    from Anthony Eden (me@anthonyeden.com).

 In addition, I request (but do not require) that you include in the
 end-user documentation provided with the redistribution and/or in the
 software itself an acknowledgement equivalent to the following:
     "This product includes software developed by
      Anthony Eden (http://www.anthonyeden.com/)."

 THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
 WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
 OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
 DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR(S) BE LIABLE FOR ANY DIRECT,
 INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
 (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
 SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
 HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
 STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
 IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 POSSIBILITY OF SUCH DAMAGE.

 For more information on JPublish, please see <http://www.jpublish.org/>.

 */


/**
 * Utility class for working with request paths.
 *
 * @author Anthony Eden
 */
public final class PathUtilities
{
  private static final String WILDCARD = "*";



  /**
   * Extract the page name from the given path.  The page name is the  name of the file in the
   * path without its suffix.
   * i.e. /subpath/index.html -> index
   *
   * @param path The request path
   *
   * @return The page name
   */
  public static String extractPageName(String path)
  {
    if ( path == null)
    {
      return null;
    }
    String newpath = path.replace('\\','/');
    int start = newpath.lastIndexOf("/");
    if ( start == -1)
    {
      start = 0;
    }
    else
    {
      start++; //to remove slash
    }
    int dotIndex = newpath.lastIndexOf(".");
    if(dotIndex > 0 && start > dotIndex)
    {
      return newpath;
    }
    if (dotIndex == -1 )
    {
      return newpath.substring(start);
    }
    else
    {
      return newpath.substring(start, dotIndex);
    }
  }

}

   
    
    
    
  








Related examples in the same category

1.Creating a URL with a single string.
2.Creating a URL With components
3.Converting Between a Filename Path and a URL
4.URL Constructor Test
5.URL Encode Test
6.Get URL Content
7.Get URL Parts
8.Read from a URL
9.Convert a URL to a URI
10.Converting Between a URL and a URI
11.Convert an absolute URI to a URL
12.URL Equality
13.Parsing a URL
14.URL Request
15.URL Get
16.A URL Retrieval Example
17.URL Reader
18.URL Connection ReaderURL Connection Reader
19.Using URLConnection
20.Parse URLParse URL
21.Resolve a relative URL
22.sends e-mail using a mailto: URLsends e-mail using a mailto: URL
23.Convert the absolute URI to a URL object
24.Convert URI to URL
25.Get parts of a url
26.Checks, whether the URL uses a file based protocol.
27.Add Parameter to URL
28.Returns the anchor value of the given URL
29.Extracts the file name from the URL.
30.Creates a relative url by stripping the common parts of the the url.
31.Checks, whether the URL points to the same service. A service is equal if the protocol, host and port are equal.
32.Extracts the base URL from the given URL by stripping the query and anchor part.
33.Returns true if the URL represents a path, and false otherwise.
34.Parse Port
35.Parse Host
36.Given a URL check if its a jar url(jar:!/archive) and if it is, extract the archive entry into the given dest directory and return a file URL to its location
37.check the validity of url pattern according to the spec.
38.A collection of File, URL and filename utility methods
39.Build Relative URL Path
40.Checks that the protocol://host:port part of two URLs are equal
41.Create valid URL from a system id
42.Extract URL File Name
43.Get Domain Name
44.Get Locale From String
45.Get URL Last Modified
46.Get the name of the parent of the given URL path
47.Get the parent of the given URL path
48.Has URLContent Changed
49.Is URL a local file
50.Normalize an URL
51.Normalizes an URL
52.Resolve a relative URL string against an absolute URL string
53.ResourceBundle String manager
54.Save URL contents to a file
55.URL Path: standardize the creation of mutation of path-like structures
56.Utility class for building URLs
57.Add Default Port to a URL If Missing
58.Get Relative Path To URL
59.Download from a URL and save to a file