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package org.apache.any23.filter; |
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import org.apache.any23.extractor.ExtractionContext; |
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import org.apache.any23.extractor.html.TitleExtractor; |
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import org.apache.any23.writer.TripleHandler; |
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import org.apache.any23.writer.TripleHandlerException; |
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import org.openrdf.model.Resource; |
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import org.openrdf.model.URI; |
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import org.openrdf.model.Value; |
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public class IgnoreTitlesOfEmptyDocuments implements TripleHandler { |
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private final ExtractionContextBlocker blocker; |
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41 | 0 | public IgnoreTitlesOfEmptyDocuments(TripleHandler wrapped) { |
42 | 0 | blocker = new ExtractionContextBlocker(wrapped); |
43 | 0 | } |
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public void startDocument(URI documentURI) throws TripleHandlerException { |
46 | 0 | blocker.startDocument(documentURI); |
47 | 0 | } |
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public void openContext(ExtractionContext context) throws TripleHandlerException { |
50 | 0 | blocker.openContext(context); |
51 | 0 | if (isTitleContext(context)) { |
52 | 0 | blocker.blockContext(context); |
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} |
54 | 0 | } |
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public void receiveTriple(Resource s, URI p, Value o, URI g, ExtractionContext context) |
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throws TripleHandlerException { |
58 | 0 | if (!isTitleContext(context)) { |
59 | 0 | blocker.unblockDocument(); |
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} |
61 | 0 | blocker.receiveTriple(s, p, o, g, context); |
62 | 0 | } |
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public void receiveNamespace(String prefix, String uri, |
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ExtractionContext context) throws TripleHandlerException { |
66 | 0 | blocker.receiveNamespace(prefix, uri, context); |
67 | 0 | } |
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public void closeContext(ExtractionContext context) { |
70 | 0 | blocker.closeContext(context); |
71 | 0 | } |
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public void close() throws TripleHandlerException { |
74 | 0 | blocker.close(); |
75 | 0 | } |
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private boolean isTitleContext(ExtractionContext context) { |
78 | 0 | return context.getExtractorName().equals(TitleExtractor.NAME); |
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} |
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public void endDocument(URI documentURI) throws TripleHandlerException { |
82 | 0 | blocker.endDocument(documentURI); |
83 | 0 | } |
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public void setContentLength(long contentLength) { |
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87 | 0 | } |
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} |