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

Class org.apache.lucene.index.IndexWriter

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

org.apache.lucene.index.IndexWriter.optimize()
This method has been deprecated, as it is horribly inefficient and very rarely justified. Lucene's multi-segment search performance has improved over time, and the default TieredMergePolicy now targets segments with deletions. @deprecated

    Document doc = new Document();
    Field fd = new Field(FIELD_NAME, content, Field.Store.YES,
        Field.Index.ANALYZED, Field.TermVector.WITH_POSITIONS_OFFSETS);
    doc.add(fd);
    writer.addDocument(doc);
    writer.optimize();
    writer.close();


    IndexReader reader = IndexReader.open(ramDir);
    String queryString = QUERY;
    QueryParser parser = new QueryParser(Version.LUCENE_CURRENT, FIELD_NAME, analyzer);

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    Document doc = new Document();
    Field fd = new Field(FIELD_NAME, content, Field.Store.YES,
        Field.Index.ANALYZED, Field.TermVector.WITH_POSITIONS_OFFSETS);
    doc.add(fd);
    writer.addDocument(doc);
    writer.optimize();
    writer.close();


    IndexReader reader = IndexReader.open(ramDir);
    String queryString = QUERY;
    QueryParser parser = new QueryParser(Version.LUCENE_CURRENT, FIELD_NAME, analyzer);

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    Document doc = new Document();
    Field fd = new Field(FIELD_NAME, content, Field.Store.YES,
        Field.Index.ANALYZED, Field.TermVector.WITH_POSITIONS_OFFSETS);
    doc.add(fd);
    writer.addDocument(doc);
    writer.optimize();
    writer.close();


    IndexReader reader = IndexReader.open(ramDir);
    String queryString = QUERY;
    QueryParser parser = new QueryParser(Version.LUCENE_CURRENT, FIELD_NAME, analyzer);

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    IndexWriter iw = new IndexWriter(dir, analyzer, MaxFieldLength.UNLIMITED);
    Document doc = new Document();
    doc.add(new Field("txt", txt, Field.Store.YES, Field.Index.ANALYZED));
    iw.addDocument(doc);
    iw.commit();
    iw.optimize();
    iw.close();
  }


  public void testSearch() {
    try {

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        TEST_VERSION_CURRENT, new StandardAnalyzer(TEST_VERSION_CURRENT)));
    Document d = new Document();
    Field f = new Field(FIELD_NAME, "multiOne", Field.Store.YES, Field.Index.ANALYZED);
    d.add(f);
    writer1.addDocument(d);
    writer1.optimize();
    writer1.close();
    IndexReader reader1 = IndexReader.open(ramDir1, true);


    // setup index 2
    Directory ramDir2 = newDirectory();

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        TEST_VERSION_CURRENT, new StandardAnalyzer(TEST_VERSION_CURRENT)));
    d = new Document();
    f = new Field(FIELD_NAME, "multiTwo", Field.Store.YES, Field.Index.ANALYZED);
    d.add(f);
    writer2.addDocument(d);
    writer2.optimize();
    writer2.close();
    IndexReader reader2 = IndexReader.open(ramDir2, true);


    IndexSearcher searchers[] = new IndexSearcher[2];
    searchers[0] = new IndexSearcher(ramDir1, true);

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    IndexWriter writer = new IndexWriter(dir, new IndexWriterConfig(TEST_VERSION_CURRENT, new MockAnalyzer(random, MockTokenizer.WHITESPACE, false)));
    writer.addDocument( doc( "t_text1", "random words for highlighting tests del" ) );
    writer.addDocument( doc( "t_text1", "more random words for second field del" ) );
    writer.addDocument( doc( "t_text1", "random words for highlighting tests del" ) );
    writer.addDocument( doc( "t_text1", "more random words for second field" ) );
    writer.optimize();
    writer.close();
  }
  
  private void deleteDocument() throws IOException {
    IndexWriter writer = new IndexWriter(dir, new IndexWriterConfig(TEST_VERSION_CURRENT, new MockAnalyzer(random, MockTokenizer.WHITESPACE, false)).setOpenMode(OpenMode.APPEND));

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    nfield = new NumericField(NUMERIC_FIELD_NAME, Store.YES, true);
    nfield.setIntValue(7);
    doc = new Document();
    doc.add(nfield);
    writer.addDocument(doc, analyzer);
    writer.optimize();
    writer.close();
    reader = IndexReader.open(ramDir, true);
    numHighlights = 0;
  }

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        //--------------------------------------------------------------------


        // adding one document to the empty index
        writerB = new IndexWriter(indexStoreB, new StandardAnalyzer(org.apache.lucene.util.Version.LUCENE_CURRENT), false, IndexWriter.MaxFieldLength.LIMITED);
        writerB.addDocument(lDoc);
        writerB.optimize();
        writerB.close();


        // building the searchables
        Searcher[] searchers2 = new Searcher[2];
        // VITAL STEP:adding the searcher for the empty index first, before the searcher for the populated index

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        readerB.deleteDocuments(term);
        readerB.close();


        // optimizing the index with the writer
        writerB = new IndexWriter(indexStoreB, new StandardAnalyzer(org.apache.lucene.util.Version.LUCENE_CURRENT), false, IndexWriter.MaxFieldLength.LIMITED);
        writerB.optimize();
        writerB.close();


        // building the searchables
        Searcher[] searchers3 = new Searcher[2];

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