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Java > Open Source Codes > org > riotfamily > components > property > FileStoreProperyProcessor


1 /* ***** BEGIN LICENSE BLOCK *****
2  * Version: MPL 1.1
3  * The contents of this file are subject to the Mozilla Public License Version
4  * 1.1 (the "License"); you may not use this file except in compliance with
5  * the License. You may obtain a copy of the License at
6  * http://www.mozilla.org/MPL/
7  *
8  * Software distributed under the License is distributed on an "AS IS" basis,
9  * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
10  * for the specific language governing rights and limitations under the
11  * License.
12  *
13  * The Original Code is Riot.
14  *
15  * The Initial Developer of the Original Code is
16  * Neteye GmbH.
17  * Portions created by the Initial Developer are Copyright (C) 2006
18  * the Initial Developer. All Rights Reserved.
19  *
20  * Contributor(s):
21  * Felix Gnass [fgnass at neteye dot de]
22  *
23  * ***** END LICENSE BLOCK ***** */
24 package org.riotfamily.components.property;
25
26 import java.io.IOException JavaDoc;
27
28 import org.apache.commons.logging.Log;
29 import org.apache.commons.logging.LogFactory;
30 import org.riotfamily.common.web.file.FileStore;
31 import org.riotfamily.common.web.file.FileUtils;
32
33 /**
34  * PropertyProcessor for URIs resolvable by a {@link FileStore}. When a
35  * component model is copied, the referenced file is also copied and the new
36  * file URI is put into the target model. Upon deletion the file is also deleted.
37  */
38 public class FileStoreProperyProcessor extends AbstractSinglePropertyProcessor {
39
40     private static Log log = LogFactory.getLog(FileStoreProperyProcessor.class);
41     
42     private FileStore fileStore;
43     
44     public FileStoreProperyProcessor() {
45     }
46
47     public FileStoreProperyProcessor(String JavaDoc property, FileStore fileStore) {
48         this.fileStore = fileStore;
49         setProperty(property);
50     }
51
52     public void setFileStore(FileStore fileStore) {
53         this.fileStore = fileStore;
54     }
55
56     protected String JavaDoc copy(String JavaDoc s) {
57         if (s != null) {
58             try {
59                 return FileUtils.copy(fileStore, s);
60             }
61             catch (IOException JavaDoc e) {
62                 log.error("Error copying file", e);
63             }
64         }
65         return null;
66     }
67
68     protected void delete(String JavaDoc s) {
69         if (s != null) {
70             fileStore.delete(s);
71         }
72     }
73
74     protected Object JavaDoc resolveString(String JavaDoc s) {
75         return s;
76     }
77     
78     protected String JavaDoc convertToString(Object JavaDoc object) {
79         return (String JavaDoc) object;
80     }
81
82 }
83
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