odk/examples/DevelopersGuide/Forms/URLHelper.java

   1 /*
   2  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   3  *
   4  * Copyright 2009 by Sun Microsystems, Inc.
   5  *
   6  * OpenOffice.org - a multi-platform office productivity suite
   7  *
   8  * This file is part of OpenOffice.org.
   9  *
  10  * OpenOffice.org is free software: you can redistribute it and/or modify
  11  * it under the terms of the GNU Lesser General Public License version 3
  12  * only, as published by the Free Software Foundation.
  13  *
  14  * OpenOffice.org is distributed in the hope that it will be useful,
  15  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  16  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  17  * GNU Lesser General Public License version 3 for more details
  18  * (a copy is included in the LICENSE file that accompanied this code).
  19  *
  20  * You should have received a copy of the GNU Lesser General Public License
  21  * version 3 along with OpenOffice.org.  If not, see
  22  * <http://www.openoffice.org/license.html>
  23  * for a copy of the LGPLv3 License.
  24  */
  25
  26 import java.io.File;
  27 import java.net.MalformedURLException;
  28
  29 public class URLHelper
  30 {
  31     /**
  32      * Because the office need URLs for loading/saving documents
  33      * we must convert used system pathes.
  34      * And java use another notation for file URLs ... correct it.
  35      *
  36      * @param aSystemPath
  37      *          represent the file in system notation
  38      *
  39      * @return [String]
  40      *          a file url which represent the given system path
  41      */
  42     @SuppressWarnings("deprecation")
  43     public static String getFileURLFromSystemPath( File aSystemPath )
  44     {
  45         String sFileURL = null;
  46         try
  47         {
  48             sFileURL = aSystemPath.toURL().toString();
  49         }
  50         catch( MalformedURLException exWrong )
  51         {
  52             sFileURL = null;
  53         }
  54
  55         // problem of java: file URL's are coded with 1 slash instead of 2 or 3 ones!
  56         // => correct this problem first, otherwise office can't use these URL's
  57         if(
  58             (sFileURL                       != null ) &&
  59             (sFileURL.startsWith("file:/")  == true ) &&
  60             (sFileURL.startsWith("file://") == false)
  61           )
  62         {
  63             StringBuffer sWorkBuffer = new StringBuffer(sFileURL);
  64             sWorkBuffer.insert(6,"//");
  65             sFileURL = sWorkBuffer.toString();
  66         }
  67
  68         return sFileURL;
  69     }
  70 }