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package org.apache.any23.writer; |
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import org.apache.any23.extractor.ExtractionContext; |
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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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import java.io.PrintWriter; |
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import java.util.HashMap; |
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import java.util.Map; |
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import java.util.Map.Entry; |
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public class LoggingTripleHandler implements TripleHandler { |
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private final TripleHandler underlyingHandler; |
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40 | 0 | private final Map<String, Integer> contextTripleMap = new HashMap<String, Integer>(); |
41 | 0 | private long startTime = 0; |
42 | 0 | private long contentLength = 0; |
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private final PrintWriter destination; |
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|
45 | 0 | public LoggingTripleHandler(TripleHandler tripleHandler, PrintWriter destination) { |
46 | 0 | if(tripleHandler == null) { |
47 | 0 | throw new NullPointerException("tripleHandler cannot be null."); |
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} |
49 | 0 | if(destination == null) { |
50 | 0 | throw new NullPointerException("destination cannot be null."); |
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} |
52 | 0 | underlyingHandler = tripleHandler; |
53 | 0 | this.destination = destination; |
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55 | 0 | printHeader(destination); |
56 | 0 | } |
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public void startDocument(URI documentURI) throws TripleHandlerException { |
59 | 0 | underlyingHandler.startDocument(documentURI); |
60 | 0 | startTime = System.currentTimeMillis(); |
61 | 0 | } |
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public void close() throws TripleHandlerException { |
64 | 0 | underlyingHandler.close(); |
65 | 0 | destination.flush(); |
66 | 0 | destination.close(); |
67 | 0 | } |
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public void closeContext(ExtractionContext context) throws TripleHandlerException { |
70 | 0 | underlyingHandler.closeContext(context); |
71 | 0 | } |
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public void openContext(ExtractionContext context) throws TripleHandlerException { |
74 | 0 | underlyingHandler.openContext(context); |
75 | 0 | } |
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public void receiveTriple(Resource s, URI p, Value o, URI g, ExtractionContext context) |
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throws TripleHandlerException { |
79 | 0 | underlyingHandler.receiveTriple(s, p, o, g, context); |
80 | 0 | Integer i = contextTripleMap.get(context.getExtractorName()); |
81 | 0 | if (i == null) i = 0; |
82 | 0 | contextTripleMap.put(context.getExtractorName(), (i + 1)); |
83 | 0 | } |
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public void receiveNamespace(String prefix, String uri, ExtractionContext context) |
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throws TripleHandlerException { |
87 | 0 | underlyingHandler.receiveNamespace(prefix, uri, context); |
88 | 0 | } |
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public void endDocument(URI documentURI) throws TripleHandlerException { |
91 | 0 | underlyingHandler.endDocument(documentURI); |
92 | 0 | long elapsedTime = System.currentTimeMillis() - startTime; |
93 | 0 | boolean success = true; |
94 | 0 | StringBuffer sb = new StringBuffer("["); |
95 | 0 | for (Entry<String, Integer> ent : contextTripleMap.entrySet()) { |
96 | 0 | sb.append(" ").append(ent.getKey()).append(":").append(ent.getValue()); |
97 | 0 | if (ent.getValue() > 0) { |
98 | 0 | success = true; |
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} |
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} |
101 | 0 | sb.append("]"); |
102 | 0 | destination.println( |
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documentURI + "\t" + contentLength + "\t" + elapsedTime + "\t" + success + "\t" + sb.toString() |
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); |
105 | 0 | contextTripleMap.clear(); |
106 | 0 | } |
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public void setContentLength(long contentLength) { |
109 | 0 | underlyingHandler.setContentLength(contentLength); |
110 | 0 | this.contentLength = contentLength; |
111 | 0 | } |
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private void printHeader(PrintWriter writer) { |
114 | 0 | writer.println("# Document-URI\tContent-Length\tElapsed-Time\tSuccess\tExtractors"); |
115 | 0 | } |
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} |