Package org.apache.lucene.index

Examples of org.apache.lucene.index.IndexWriter.docCount()

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    IndexWriter writer = newWriter(dir, false);
    writer.setMaxBufferedDocs(4);
    writer.setMergeFactor(4);

    writer.addIndexesNoOptimize(new Directory[] { aux, aux });
    assertEquals(1020, writer.docCount());
    assertEquals(2, writer.getSegmentCount());
    assertEquals(1000, writer.getDocCount(0));
    writer.close();

    // make sure the index is correct
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    IndexWriter writer = newWriter(aux2, true);
    writer.setMaxBufferedDocs(100);
    writer.setMergeFactor(10);
    writer.addIndexesNoOptimize(new Directory[] { aux });
    assertEquals(30, writer.docCount());
    assertEquals(3, writer.getSegmentCount());
    writer.close();

    IndexReader reader = IndexReader.open(aux);
    for (int i = 0; i < 27; i++) {
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    writer = newWriter(dir, false);
    writer.setMaxBufferedDocs(6);
    writer.setMergeFactor(4);

    writer.addIndexesNoOptimize(new Directory[] { aux, aux2 });
    assertEquals(1025, writer.docCount());
    assertEquals(1000, writer.getDocCount(0));
    writer.close();

    // make sure the index is correct
    verifyNumDocs(dir, 1025);
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    writer = newWriter(dir, true);
    writer.setMaxBufferedDocs(1000);
    // add 1000 documents
    addDocs(writer, 1000);
    assertEquals(1000, writer.docCount());
    assertEquals(1, writer.getSegmentCount());
    writer.close();

    writer = newWriter(aux, true);
    writer.setUseCompoundFile(false); // use one without a compound file
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      writer = newWriter(aux, false);
      writer.setUseCompoundFile(false); // use one without a compound file
      writer.setMaxBufferedDocs(100);
      writer.setMergeFactor(10);
    }
    assertEquals(30, writer.docCount());
    assertEquals(3, writer.getSegmentCount());
    writer.close();
  }
}
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        // add 100 documents
        for (i = 0; i < 100; i++) {
            addDoc(writer);
        }
        assertEquals(100, writer.docCount());
        writer.close();

        // delete 40 documents
        reader = IndexReader.open(dir);
        for (i = 0; i < 40; i++) {
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        }
        reader.close();

        // test doc count before segments are merged/index is optimized
        writer = new IndexWriter(dir, new WhitespaceAnalyzer(), false);
        assertEquals(100, writer.docCount());
        writer.close();

        reader = IndexReader.open(dir);
        assertEquals(100, reader.maxDoc());
        assertEquals(60, reader.numDocs());
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        reader.close();

        // optimize the index and check that the new doc count is correct
        writer = new IndexWriter(dir, new WhitespaceAnalyzer(), false);
        writer.optimize();
        assertEquals(60, writer.docCount());
        writer.close();

        // check that the index reader gives the same numbers.
        reader = IndexReader.open(dir);
        assertEquals(60, reader.maxDoc());
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    for (int i = 0; i < docsToAdd; i++) {
      doc = new Document();
      doc.add(new Field("content", English.intToEnglish(i).trim(), Field.Store.YES, Field.Index.UN_TOKENIZED));
      writer.addDocument(doc);
    }
    assertEquals(docsToAdd, writer.docCount());
    writer.optimize();
    writer.close();
  }
 
  public void testRAMDirectory () throws IOException {
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                printWriter.print(i); printWriter.print(':');
                printWriter.println(article.getTitle());
            }

            // - Final report
            printWriter.print(index.docCount());
            printWriter.println(" articles indexed.");

            // - Optimize and close index writer
            index.optimize();
            index.close();
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