1 /**
2 *
3 * Copyright 2003-2004 The Apache Software Foundation
4 *
5 * Licensed under the Apache License, Version 2.0 (the "License");
6 * you may not use this file except in compliance with the License.
7 * You may obtain a copy of the License at
8 *
9 * 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 package org.apache.geronimo.webservices;
18
19 import java.io.InputStream;
20 import java.net.URL;
21
22 import org.apache.geronimo.common.DeploymentException;
23 import org.exolab.castor.mapping.Mapping;
24 import org.exolab.castor.xml.Unmarshaller;
25 import org.exolab.castor.xml.Marshaller;
26 import org.xml.sax.InputSource;
27
28 public class WebServicesFactory {
29
30 private static WebServicesFactory webServicesFactory;
31
32 private final Mapping mapping;
33 private final Unmarshaller unmarshaller;
34
35 private WebServicesFactory() {
36 ClassLoader classLoader = WebServicesFactory.class.getClassLoader();
37 URL mappingUrl = classLoader.getResource("org/apache/geronimo/webservices/webservices_1_1.xml");
38
39 try {
40 mapping = new Mapping(classLoader);
41 mapping.loadMapping(mappingUrl);
42 unmarshaller = new Unmarshaller(mapping);
43 } catch (Exception e) {
44 throw (IllegalStateException)new IllegalStateException("Unable to initialize xml unmarshaller").initCause(e);
45 }
46 }
47
48 public static WebServicesFactory getInstance() {
49 if (webServicesFactory == null){
50 webServicesFactory = new WebServicesFactory();
51 }
52 return webServicesFactory;
53 }
54
55 public WebServices readXML(URL webservicesURL) throws DeploymentException {
56 InputStream in = null;
57 WebServices webservice = null;
58 try {
59 in = webservicesURL.openStream();
60 webservice = (WebServices) unmarshaller.unmarshal(new InputSource(in));
61 } catch (Exception e) {
62 throw new DeploymentException(e);
63 } finally {
64 if (in != null) {
65 try {
66 in.close();
67 } catch(Exception ignored) {
68
69 }
70 }
71 }
72 return webservice;
73 }
74
75 }