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;
41 import mir.producer.*;
42 import mir.generator.*;
44 import mir.entity.adapter.*;
46 import mircoders.entity.*;
47 import mircoders.storage.*;
49 public class MediaGeneratingProducerNode implements ProducerNode {
50 private String mediaEntityKey;
52 public MediaGeneratingProducerNode(String aMediaEntityKey) {
53 mediaEntityKey = aMediaEntityKey;
56 public void produce(Map aValueMap, String aVerb, LoggerWrapper aLogger) {
59 EntityUploadedMedia uploadedMediaEntity = null;
60 Entity mediaType = null;
61 MirMedia currentMediaHandler;
65 data = ParameterExpander.findValueForKey( aValueMap, mediaEntityKey );
67 if (!(data instanceof EntityAdapter)) {
68 throw new ProducerExc("MediaGeneratingProducerNode: value of '"+mediaEntityKey+"' is not an EntityAdapter, but an " + data.getClass().getName());
71 entity = ((EntityAdapter) data).getEntity();
72 if (! (entity instanceof EntityUploadedMedia)) {
73 throw new ProducerExc("MediaGeneratingProducerNode: value of '"+mediaEntityKey+"' is not an uploaded media EntityAdapter, but a " + entity.getClass().getName() + " adapter");
76 uploadedMediaEntity = (EntityUploadedMedia) entity;
78 mediaType = DatabaseUploadedMedia.getInstance().getMediaType(entity);
80 currentMediaHandler = MediaHelper.getHandler( mediaType );
81 currentMediaHandler.produce(entity, mediaType);
82 entity.setValueForProperty("publish_server", currentMediaHandler.getPublishHost());
83 entity.setValueForProperty("icon_is_produced", "1");
84 entity.setValueForProperty("is_produced", "1");
87 aLogger.info("media with id "+uploadedMediaEntity.getValue("id") + ", mediaType " + mediaType.getValue("name") + " successfully produced");
90 String message = "Error while generating media";
92 if (uploadedMediaEntity!=null)
93 message = message + " with id "+uploadedMediaEntity.getValue("id");
94 if (mediaType!=null) {
95 message = message + ", mediaType " + mediaType.getValue("name");
101 message = message + ": " + t.getMessage();
102 aLogger.error(message);