odk/examples/DevelopersGuide/Forms/URLHelper.java

   1 /* -*- Mode: Java; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
   2 /*
   3  * This file is part of the LibreOffice project.
   4  *
   5  * This Source Code Form is subject to the terms of the Mozilla Public
   6  * License, v. 2.0. If a copy of the MPL was not distributed with this
   7  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
   8  *
   9  * This file incorporates work covered by the following license notice:
  10  *
  11  *   Licensed to the Apache Software Foundation (ASF) under one or more
  12  *   contributor license agreements. See the NOTICE file distributed
  13  *   with this work for additional information regarding copyright
  14  *   ownership. The ASF licenses this file to you under the Apache
  15  *   License, Version 2.0 (the "License"); you may not use this file
  16  *   except in compliance with the License. You may obtain a copy of
  17  *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
  18  */
  19
  20 import java.io.File;
  21 import java.net.MalformedURLException;
  22
  23 public class URLHelper
  24 {
  25     /**
  26      * Because the office need URLs for loading/saving documents
  27      * we must convert used system paths.
  28      * And java use another notation for file URLs ... correct it.
  29      *
  30      * @param aSystemPath
  31      *          represent the file in system notation
  32      *
  33      * @return [String]
  34      *          a file url which represent the given system path
  35      */
  36     public static String getFileURLFromSystemPath( File aSystemPath )
  37     {
  38         String sFileURL = null;
  39         try
  40         {
  41             sFileURL = aSystemPath.toURI().toURL().toString();
  42         }
  43         catch( MalformedURLException exWrong )
  44         {
  45             sFileURL = null;
  46         }
  47
  48         // problem of java: file URL's are coded with 1 slash instead of 2 or 3 ones!
  49         // => correct this problem first, otherwise office can't use these URL's
  50         if(
  51             (sFileURL                       != null ) &&
  52             (sFileURL.startsWith("file:/")  == true ) &&
  53             (sFileURL.startsWith("file://") == false)
  54           )
  55         {
  56             StringBuffer sWorkBuffer = new StringBuffer(sFileURL);
  57             sWorkBuffer.insert(6,"//");
  58             sFileURL = sWorkBuffer.toString();
  59         }
  60
  61         return sFileURL;
  62     }
  63 }
  64
  65 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */