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1
5
6 package org.exoplatform.services.xml.transform.impl.trax;
7
8 import java.io.IOException  ;
9 import javax.xml.transform.Source ;
10 import javax.xml.transform.Templates ;
11 import javax.xml.transform.TransformerConfigurationException ;
12 import javax.xml.transform.TransformerException ;
13 import javax.xml.transform.sax.SAXSource ;
14 import javax.xml.transform.sax.SAXTransformerFactory ;
15 import javax.xml.transform.sax.TemplatesHandler ;
16 import org.xml.sax.InputSource ;
17 import org.xml.sax.XMLReader ;
18 import org.xml.sax.SAXException ;
19
20 import org.exoplatform.services.xml.transform.impl.trax.TRAXTransformerImpl;
21 import org.exoplatform.services.xml.transform.NotSupportedIOTypeException;
22 import org.exoplatform.services.xml.transform.trax.TRAXTemplates;
23 import org.exoplatform.services.xml.transform.trax.TRAXTransformerService;
24 import org.exoplatform.services.xml.transform.trax.TRAXTransformer;
25 import org.exoplatform.services.xml.resolving.XMLResolvingService;
26
27
34
35 public class TRAXTransformerServiceImpl implements TRAXTransformerService{
36
37 private XMLResolvingService resolvingService;
38
39 public TRAXTransformerServiceImpl(XMLResolvingService resolvingService){
40 this.resolvingService = resolvingService;
41 }
42
43 public TRAXTransformer getTransformer() throws
44 TransformerConfigurationException {
45 TRAXTransformerImpl transf = new TRAXTransformerImpl();
46 transf.resolvingService = resolvingService;
47 return transf;
48 }
49
50 public TRAXTransformer getTransformer(Source source) throws
51 TransformerConfigurationException {
52 TRAXTransformerImpl transf = new TRAXTransformerImpl(source);
53 transf.resolvingService = resolvingService;
54 return transf;
55 }
56
57 public TRAXTemplates getTemplates(Source source) throws
58 TransformerException ,NotSupportedIOTypeException {
59 TRAXTemplatesImpl templates =
60 new TRAXTemplatesImpl(getXSLTemplates(source));
61 templates.resolvingService = resolvingService;
62 return templates;
63 }
64
65 private Templates getXSLTemplates(Source source) throws
66 TransformerException ,NotSupportedIOTypeException {
67 SAXTransformerFactory saxTFactory =
68 (SAXTransformerFactory ) SAXTransformerFactory.
69 newInstance();
70
71 TemplatesHandler templateHandler = saxTFactory.
72 newTemplatesHandler();
73 XMLReader xmlReader;
74 try {
75 xmlReader = TRAXTransformerImpl.getXMLReader();
78 if (resolvingService != null) {
80 xmlReader.setEntityResolver(
81 resolvingService.getEntityResolver());
82 }
83
84 } catch (SAXException ex) {
85 throw new TransformerException (ex);
86 }
87
88 xmlReader.setContentHandler(templateHandler);
89 InputSource inputSource = SAXSource.sourceToInputSource(source);
90 if (inputSource == null) {
91 throw new NotSupportedIOTypeException(source);
92 }
93
94 try {
95 xmlReader.parse(inputSource);
96 } catch (SAXException ex) {
97 throw new TransformerException (ex);
98 } catch (IOException ex) {
99 throw new TransformerException (ex);
100 }
101
102 return templateHandler.getTemplates();
103
104 }
105
106
107 }
108 |
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