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Java > Open Source Codes > org > outerj > daisy > httpconnector > handlers > LanguagesHandler


1 /*
2  * Copyright 2004 Outerthought bvba and Schaubroeck nv
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  * http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16 package org.outerj.daisy.httpconnector.handlers;
17
18 import org.mortbay.http.HttpRequest;
19 import org.mortbay.http.HttpResponse;
20 import org.outerj.daisy.repository.Repository;
21 import org.outerj.daisy.repository.variant.VariantManager;
22 import org.outerj.daisy.repository.variant.Language;
23 import org.outerj.daisy.repository.variant.Languages;
24 import org.outerj.daisy.httpconnector.RequestHandler;
25 import org.outerj.daisy.xmlutil.LocalSAXParserFactory;
26 import org.outerx.daisy.x10.LanguageDocument;
27 import org.apache.xmlbeans.XmlOptions;
28
29 import java.util.Map JavaDoc;
30
31 public class LanguagesHandler implements RequestHandler {
32     public String JavaDoc getPathPattern() {
33         return "/language";
34     }
35
36     public void handleRequest(Map JavaDoc matchMap, HttpRequest request, HttpResponse response, Repository repository) throws Exception JavaDoc {
37         VariantManager variantManager = repository.getVariantManager();
38
39         if (request.getMethod().equals(HttpRequest.__POST)) {
40             // A POST creates a new Language and returns the XML representation of the newly created Language
41 XmlOptions xmlOptions = new XmlOptions().setLoadUseXMLReader(LocalSAXParserFactory.newXmlReader());
42             LanguageDocument languageDocument = LanguageDocument.Factory.parse(request.getInputStream(), xmlOptions);
43             LanguageDocument.Language languageXml = languageDocument.getLanguage();
44             Language language = variantManager.createLanguage(languageXml.getName());
45             language.setAllFromXml(languageXml);
46             language.save();
47
48             languageDocument = language.getXml();
49             languageDocument.save(response.getOutputStream());
50             response.commit();
51
52             return;
53         } else if (request.getMethod().equals(HttpRequest.__GET)) {
54             // A GET returns the list of all Languages as XML
55 Languages languages = variantManager.getAllLanguages(true);
56             languages.getXml().save(response.getOutputStream());
57             response.commit();
58         } else {
59             response.sendError(HttpResponse.__405_Method_Not_Allowed);
60             return;
61         }
62     }
63 }
64
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