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16 package org.apache.juddi.v3.client.cryptor;
17
18 import java.io.File;
19 import java.io.IOException;
20 import java.io.InputStream;
21 import java.io.Reader;
22 import java.net.URL;
23 import javax.xml.bind.JAXBContext;
24 import javax.xml.bind.Unmarshaller;
25 import javax.xml.parsers.SAXParserFactory;
26 import javax.xml.transform.Source;
27 import javax.xml.transform.sax.SAXSource;
28 import org.apache.commons.logging.Log;
29 import org.apache.commons.logging.LogFactory;
30 import org.xml.sax.InputSource;
31
32
33
34
35
36
37 public class XmlUtils {
38
39 private static final Log log = LogFactory.getLog(XmlUtils.class);
40
41 public static Object unmarshal(Reader reader, Class...clazz) {
42
43 try {
44 SAXParserFactory spf = SAXParserFactory.newInstance();
45 spf.setFeature("http://xml.org/sax/features/external-general-entities", false);
46 spf.setFeature("http://xml.org/sax/features/external-parameter-entities", false);
47 spf.setFeature("http://apache.org/xml/features/nonvalidating/load-external-dtd", false);
48 spf.setNamespaceAware(true);
49
50 Source xmlSource = new SAXSource(spf.newSAXParser().getXMLReader(), new InputSource(reader));
51 JAXBContext jc = JAXBContext.newInstance(clazz);
52 Unmarshaller um = jc.createUnmarshaller();
53 return um.unmarshal(xmlSource);
54 } catch (Exception ex) {
55 log.warn("Failed to unmarshall object. Increase logging to debug for additional information. 1" + ex.getMessage());
56 log.debug(ex.getMessage(), ex);
57 }
58 return null;
59
60 }
61
62 public static Object unmarshal(InputStream reader, Class clazz) {
63 try {
64 SAXParserFactory spf = SAXParserFactory.newInstance();
65 spf.setFeature("http://xml.org/sax/features/external-general-entities", false);
66 spf.setFeature("http://xml.org/sax/features/external-parameter-entities", false);
67 spf.setFeature("http://apache.org/xml/features/nonvalidating/load-external-dtd", false);
68 spf.setNamespaceAware(true);
69 Source xmlSource = new SAXSource(spf.newSAXParser().getXMLReader(), new InputSource(reader));
70 JAXBContext jc = JAXBContext.newInstance(clazz);
71 Unmarshaller um = jc.createUnmarshaller();
72 return um.unmarshal(xmlSource);
73 } catch (Exception ex) {
74 log.warn("Failed to unmarshall object. Increase logging to debug for additional information. 2" + ex.getMessage());
75 log.debug(ex.getMessage(), ex);
76 }
77 return null;
78
79 }
80
81 public static Object unmarshal(Reader reader, String packageName) {
82 try {
83 SAXParserFactory spf = SAXParserFactory.newInstance();
84 spf.setFeature("http://xml.org/sax/features/external-general-entities", false);
85 spf.setFeature("http://xml.org/sax/features/external-parameter-entities", false);
86 spf.setFeature("http://apache.org/xml/features/nonvalidating/load-external-dtd", false);
87 spf.setNamespaceAware(true);
88 Source xmlSource = new SAXSource(spf.newSAXParser().getXMLReader(), new InputSource(reader));
89 JAXBContext jc = JAXBContext.newInstance(packageName);
90
91 Unmarshaller um = jc.createUnmarshaller();
92 return ((javax.xml.bind.JAXBElement)um.unmarshal(xmlSource)).getValue();
93 } catch (Exception ex) {
94 log.warn("Failed to unmarshall object. Increase logging to debug for additional information. 3" + ex.getMessage());
95 log.debug(ex.getMessage(), ex);
96 }
97 return null;
98
99 }
100
101 public static Object unmarshal(URL url, Class clazz) {
102 InputStream openStream = null;
103 Object obj = null;
104 try {
105 SAXParserFactory spf = SAXParserFactory.newInstance();
106 spf.setFeature("http://xml.org/sax/features/external-general-entities", false);
107 spf.setFeature("http://xml.org/sax/features/external-parameter-entities", false);
108 spf.setFeature("http://apache.org/xml/features/nonvalidating/load-external-dtd", false);
109 spf.setNamespaceAware(true);
110 openStream = url.openStream();
111 Source xmlSource = new SAXSource(spf.newSAXParser().getXMLReader(), new InputSource(openStream));
112 JAXBContext jc = JAXBContext.newInstance(clazz);
113 Unmarshaller um = jc.createUnmarshaller();
114 obj = um.unmarshal(xmlSource);
115 } catch (Exception ex) {
116 log.warn("Failed to unmarshall object. Increase logging to debug for additional information. 4" + ex.getMessage());
117 log.debug(ex.getMessage(), ex);
118 } finally {
119 if (openStream != null) {
120 try {
121 openStream.close();
122 } catch (IOException ex) {
123 log.debug(ex.getMessage(), ex);
124 }
125 }
126 }
127 return obj;
128 }
129
130 public static Object unmarshal(File file, Class clazz) {
131 try {
132 return unmarshal(file.toURI().toURL(), clazz);
133 } catch (Exception ex) {
134 log.warn("Failed to unmarshall object. Increase logging to debug for additional information. 5" + ex.getMessage());
135 log.debug(ex.getMessage(), ex);
136 }
137 return null;
138 }
139 }