1   /**
2    * Copyright (c) 2000-2007 Liferay, Inc. All rights reserved.
3    *
4    * Permission is hereby granted, free of charge, to any person obtaining a copy
5    * of this software and associated documentation files (the "Software"), to deal
6    * in the Software without restriction, including without limitation the rights
7    * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
8    * copies of the Software, and to permit persons to whom the Software is
9    * furnished to do so, subject to the following conditions:
10   *
11   * The above copyright notice and this permission notice shall be included in
12   * all copies or substantial portions of the Software.
13   *
14   * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15   * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16   * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
17   * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
18   * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
19   * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
20   * SOFTWARE.
21   */
22  
23  package com.liferay.portlet.journal.util;
24  
25  import com.liferay.portal.kernel.util.ByteArrayMaker;
26  import com.liferay.portlet.journal.TransformException;
27  
28  import java.io.StringReader;
29  import java.io.UnsupportedEncodingException;
30  
31  import java.util.Map;
32  
33  import javax.xml.transform.Transformer;
34  import javax.xml.transform.TransformerException;
35  import javax.xml.transform.TransformerFactory;
36  import javax.xml.transform.stream.StreamResult;
37  import javax.xml.transform.stream.StreamSource;
38  
39  /**
40   * <a href="JournalXslUtil.java.html"><b><i>View Source</i></b></a>
41   *
42   * @author Alexander Chow
43   *
44   */
45  public class JournalXslUtil {
46  
47      public static String transform(
48              Map tokens, String languageId, String xml, String script)
49          throws TransformException, UnsupportedEncodingException {
50  
51          ByteArrayMaker bam = new ByteArrayMaker();
52  
53          try {
54              StreamSource xmlSource = new StreamSource(new StringReader(xml));
55              StreamSource scriptSource = new StreamSource(
56                  new StringReader(script));
57  
58              TransformerFactory transformerFactory =
59                  TransformerFactory.newInstance();
60  
61              transformerFactory.setURIResolver(
62                  new URIResolver(tokens, languageId));
63  
64              Transformer transformer =
65                  transformerFactory.newTransformer(scriptSource);
66  
67              transformer.transform(xmlSource, new StreamResult(bam));
68          }
69          catch (TransformerException te) {
70              throw new TransformException(te.getMessage());
71          }
72  
73          return bam.toString("UTF-8");
74      }
75  
76  }