org.apache.lucene.benchmark.quality.utils
Class DocNameExtractor

java.lang.Object
  extended by org.apache.lucene.benchmark.quality.utils.DocNameExtractor

public class DocNameExtractor
extends Object

Utility: extract doc names from an index


Constructor Summary
DocNameExtractor(String docNameField)
          Constructor for DocNameExtractor.
 
Method Summary
 String docName(Searcher searcher, int docid)
          Extract the name of the input doc from the index.
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
 

Constructor Detail

DocNameExtractor

public DocNameExtractor(String docNameField)
Constructor for DocNameExtractor.

Parameters:
docNameField - name of the stored field containing the doc name.
Method Detail

docName

public String docName(Searcher searcher,
                      int docid)
               throws IOException
Extract the name of the input doc from the index.

Parameters:
searcher - access to the index.
docid - ID of doc whose name is needed.
Returns:
the name of the input doc as extracted from the index.
Throws:
IOException - if cannot extract the doc name from the index.


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