01: /*
02: * Licensed to the Apache Software Foundation (ASF) under one or more
03: * contributor license agreements. See the NOTICE file distributed with
04: * this work for additional information regarding copyright ownership.
05: * The ASF licenses this file to You under the Apache License, Version 2.0
06: * (the "License"); you may not use this file except in compliance with
07: * the License. You may obtain a copy of the License at
08: *
09: * http://www.apache.org/licenses/LICENSE-2.0
10: *
11: * Unless required by applicable law or agreed to in writing, software
12: * distributed under the License is distributed on an "AS IS" BASIS,
13: * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14: * See the License for the specific language governing permissions and
15: * limitations under the License.
16: *
17: */
18:
19: /* $Id: LanguageVersions.java 473861 2006-11-12 03:51:14Z gregor $ */
20:
21: package org.apache.lenya.cms.publication.util;
22:
23: import org.apache.lenya.cms.publication.Document;
24: import org.apache.lenya.cms.publication.DocumentBuildException;
25: import org.apache.lenya.cms.publication.DocumentException;
26:
27: /**
28: * Document set containing all language versions of a document.
29: */
30: public class LanguageVersions extends DocumentSet {
31:
32: /**
33: * Ctor.
34: * @param document The document.
35: * @throws DocumentException when something went wrong.
36: */
37: public LanguageVersions(Document document) throws DocumentException {
38: String[] languages = document.getLanguages();
39: add(document);
40:
41: for (int i = 0; i < languages.length; i++) {
42: if (!document.getLanguage().equals(languages[i])) {
43: Document languageVersion;
44: try {
45: languageVersion = document.getFactory()
46: .getLanguageVersion(document, languages[i]);
47: } catch (DocumentBuildException e) {
48: throw new DocumentException(e);
49: }
50: add(languageVersion);
51: }
52: }
53: }
54:
55: }
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