| Classes in this File | Line Coverage | Branch Coverage | Complexity | ||||
| FormDataAdaptorFactory |
|
| 1.5;1.5 |
| 1 | /* | |
| 2 | * $Source: /usr/cvsroot/melati/melati/src/site/resources/withWebmacro/org.melati.servlet.FormDataAdaptorFactory.html,v $ | |
| 3 | * $Revision: 1.1 $ | |
| 4 | * | |
| 5 | * Copyright (C) 2000 Myles Chippendale | |
| 6 | * | |
| 7 | * Part of Melati (http://melati.org), a framework for the rapid | |
| 8 | * development of clean, maintainable web applications. | |
| 9 | * | |
| 10 | * Melati is free software; Permission is granted to copy, distribute | |
| 11 | * and/or modify this software under the terms either: | |
| 12 | * | |
| 13 | * a) the GNU General Public License as published by the Free Software | |
| 14 | * Foundation; either version 2 of the License, or (at your option) | |
| 15 | * any later version, | |
| 16 | * | |
| 17 | * or | |
| 18 | * | |
| 19 | * b) any version of the Melati Software License, as published | |
| 20 | * at http://melati.org | |
| 21 | * | |
| 22 | * You should have received a copy of the GNU General Public License and | |
| 23 | * the Melati Software License along with this program; | |
| 24 | * if not, write to the Free Software Foundation, Inc., | |
| 25 | * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA to obtain the | |
| 26 | * GNU General Public License and visit http://melati.org to obtain the | |
| 27 | * Melati Software License. | |
| 28 | * | |
| 29 | * Feel free to contact the Developers of Melati (http://melati.org), | |
| 30 | * if you would like to work out a different arrangement than the options | |
| 31 | * outlined here. It is our intention to allow Melati to be used by as | |
| 32 | * wide an audience as possible. | |
| 33 | * | |
| 34 | * This program is distributed in the hope that it will be useful, | |
| 35 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 36 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
| 37 | * GNU General Public License for more details. | |
| 38 | * | |
| 39 | * Contact details for copyright holder: | |
| 40 | * | |
| 41 | * Mylesc Chippendale <mylesc AT paneris.org> | |
| 42 | * http://paneris.org/ | |
| 43 | * 29 Stanley Road, Oxford, OX4 1QY, UK | |
| 44 | */ | |
| 45 | ||
| 46 | package org.melati.servlet; | |
| 47 | ||
| 48 | import java.util.Hashtable; | |
| 49 | ||
| 50 | import org.melati.Melati; | |
| 51 | ||
| 52 | /** | |
| 53 | * A way to implement policies about how to save uploaded files. | |
| 54 | */ | |
| 55 | 32 | public abstract class FormDataAdaptorFactory { |
| 56 | ||
| 57 | /** | |
| 58 | * We need to establish the user and set up any request specific melati stuff | |
| 59 | * so that we can verify the user has permission for this task, and use | |
| 60 | * melati Table / Objects to manipulate what the FormDataAdaptor does. | |
| 61 | * | |
| 62 | * Please note that when uploading a file for a record that has not yet been | |
| 63 | * inserted (ie whilst adding), melati.getObject will return null. | |
| 64 | * | |
| 65 | * @param melati the {@link Melati} | |
| 66 | * @param field a {@link MultipartFormField} to process | |
| 67 | * @return a new {@link FormDataAdaptor} | |
| 68 | */ | |
| 69 | ||
| 70 | public FormDataAdaptor get(final Melati melati, | |
| 71 | final MultipartFormField field) { | |
| 72 | ||
| 73 | 26 | final Hashtable<String, FormDataAdaptor> holder = new Hashtable<String, FormDataAdaptor>(); |
| 74 | 26 | if (melati.getDatabase() == null) { |
| 75 | 8 | holder.put("hereiam",getIt(melati,field)); |
| 76 | } else { | |
| 77 | 18 | melati.loadTableAndObject(); |
| 78 | 18 | holder.put("hereiam",getIt(melati,field)); |
| 79 | } | |
| 80 | 26 | return holder.get("hereiam"); |
| 81 | } | |
| 82 | ||
| 83 | /** | |
| 84 | * Implements different policies for saving uploaded files depending | |
| 85 | * on the details of the file and the state of the application. | |
| 86 | * | |
| 87 | * @param melati the state of (this call to) the application | |
| 88 | * @param field details of the uploaded file | |
| 89 | * @return an adaptor which will save the contents of the file | |
| 90 | */ | |
| 91 | public abstract FormDataAdaptor getIt(Melati melati, | |
| 92 | MultipartFormField field); | |
| 93 | } | |
| 94 |