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17 package org.apache.tika.parser.epub;
18
19 import java.io.IOException;
20 import java.io.InputStream;
21 import java.util.Collections;
22 import java.util.Set;
23
24 import javax.xml.XMLConstants;
25 import javax.xml.parsers.ParserConfigurationException;
26 import javax.xml.parsers.SAXParser;
27 import javax.xml.parsers.SAXParserFactory;
28
29 import org.apache.tika.exception.TikaException;
30 import org.apache.tika.io.CloseShieldInputStream;
31 import org.apache.tika.metadata.Metadata;
32 import org.apache.tika.mime.MediaType;
33 import org.apache.tika.parser.ParseContext;
34 import org.apache.tika.parser.Parser;
35 import org.apache.tika.sax.OfflineContentHandler;
36 import org.apache.tika.sax.XHTMLContentHandler;
37 import org.xml.sax.ContentHandler;
38 import org.xml.sax.SAXException;
39 import org.xml.sax.SAXNotRecognizedException;
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44
45
46 public class EpubContentParser implements Parser {
47
48 public Set<MediaType> getSupportedTypes(ParseContext context) {
49 return Collections.emptySet();
50 }
51
52 public void parse(
53 InputStream stream, ContentHandler handler,
54 Metadata metadata, ParseContext context)
55 throws IOException, SAXException, TikaException {
56 final XHTMLContentHandler xhtml =
57 new XHTMLContentHandler(handler,metadata);
58
59 try {
60 SAXParserFactory factory = SAXParserFactory.newInstance();
61 factory.setValidating(false);
62 factory.setNamespaceAware(true);
63 try {
64 factory.setFeature(XMLConstants.FEATURE_SECURE_PROCESSING, true);
65 } catch (SAXNotRecognizedException e) {
66
67
68
69
70 }
71 SAXParser parser = factory.newSAXParser();
72 parser.parse(
73 new CloseShieldInputStream(stream),
74 new OfflineContentHandler(xhtml));
75 } catch (ParserConfigurationException e) {
76 throw new TikaException("XML parser configuration error", e);
77 }
78 }
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83 public void parse(
84 InputStream stream, ContentHandler handler, Metadata metadata)
85 throws IOException, SAXException, TikaException {
86 parse(stream, handler, metadata, new ParseContext());
87 }
88
89 }