2 * Copyright (C) 2001, 2002 The Mir-coders group
4 * This file is part of Mir.
6 * Mir is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 2 of the License, or
9 * (at your option) any later version.
11 * Mir is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
16 * You should have received a copy of the GNU General Public License
17 * along with Mir; if not, write to the Free Software
18 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
20 * In addition, as a special exception, The Mir-coders gives permission to link
21 * the code of this program with the com.oreilly.servlet library, any library
22 * licensed under the Apache Software License, The Sun (tm) Java Advanced
23 * Imaging library (JAI), The Sun JIMI library (or with modified versions of
24 * the above that use the same license as the above), and distribute linked
25 * combinations including the two. You must obey the GNU General Public
26 * License in all respects for all of the code used other than the above
27 * mentioned libraries. If you modify this file, you may extend this exception
28 * to your version of the file, but you are not obligated to do so. If you do
29 * not wish to do so, delete this exception statement from your version.
32 package mircoders.producer;
36 import mir.entity.Entity;
37 import mir.entity.adapter.EntityAdapter;
38 import mir.log.LoggerWrapper;
39 import mir.media.MediaHelper;
40 import mir.media.MirMedia;
41 import mir.producer.ProducerExc;
42 import mir.producer.ProducerNode;
43 import mir.util.ParameterExpander;
44 import mircoders.entity.EntityUploadedMedia;
45 import mircoders.storage.DatabaseUploadedMedia;
47 public class MediaGeneratingProducerNode implements ProducerNode {
48 private String mediaEntityKey;
50 public MediaGeneratingProducerNode(String aMediaEntityKey) {
51 mediaEntityKey = aMediaEntityKey;
54 public void produce(Map aValueMap, String aVerb, LoggerWrapper aLogger) {
57 EntityUploadedMedia uploadedMediaEntity = null;
58 Entity mediaType = null;
59 MirMedia currentMediaHandler;
63 data = ParameterExpander.findValueForKey( aValueMap, mediaEntityKey );
65 if (!(data instanceof EntityAdapter)) {
66 throw new ProducerExc("MediaGeneratingProducerNode: value of '"+mediaEntityKey+"' is not an EntityAdapter, but an " + data.getClass().getName());
69 entity = ((EntityAdapter) data).getEntity();
70 if (! (entity instanceof EntityUploadedMedia)) {
71 throw new ProducerExc("MediaGeneratingProducerNode: value of '"+mediaEntityKey+"' is not an uploaded media EntityAdapter, but a " + entity.getClass().getName() + " adapter");
74 uploadedMediaEntity = (EntityUploadedMedia) entity;
76 mediaType = DatabaseUploadedMedia.getInstance().getMediaType(entity);
78 currentMediaHandler = MediaHelper.getHandler( mediaType );
79 currentMediaHandler.produce(entity, mediaType);
80 entity.setValueForProperty("publish_server", currentMediaHandler.getPublishHost());
81 entity.setValueForProperty("icon_is_produced", "1");
82 entity.setValueForProperty("is_produced", "1");
85 aLogger.info("media with id "+uploadedMediaEntity.getValue("id") + ", mediaType " + mediaType.getValue("name") + " successfully produced");
88 String message = "Error while generating media";
90 if (uploadedMediaEntity!=null)
91 message = message + " with id "+uploadedMediaEntity.getValue("id");
92 if (mediaType!=null) {
93 message = message + ", mediaType " + mediaType.getValue("name");
99 message = message + ": " + t.getMessage();
100 aLogger.error(message);