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 d2 = new Document();
    d2.add(new Field("field", "a b c", Field.Store.YES, Field.Index.ANALYZED));
    
    writer.addDocument(d1);
    writer.addDocument(d2);
    writer.optimize();
    writer.close();


    Searcher searcher = new IndexSearcher(store, true);
    searcher.setSimilarity(new SimpleSimilarity());

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    Document d1 = new Document();
    d1.add(new Field("field", "a b", Field.Store.YES, Field.Index.ANALYZED));


    writer.addDocument(d1);
    writer.optimize();
    writer.close();


    Searcher searcher = new IndexSearcher(store, true);
      QueryParser parser = new QueryParser(Version.LUCENE_CURRENT, "field", new SimpleAnalyzer());
    Query query = parser.parse("a NOT b");

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    for (int i = 0; i < contents.length; ++i) {
      Document doc = new Document();
      doc.add(new Field(field, contents[i], Field.Store.YES, Field.Index.ANALYZED));
      writer.addDocument(doc);
    }
    writer.optimize();
    writer.close();


    return indexStore;
  }

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      doc.add(noPayloadField);
      doc.add(new Field("field", English.intToEnglish(i), Field.Store.YES, Field.Index.ANALYZED));
      doc.add(new Field("multiField", English.intToEnglish(i) + "  " + English.intToEnglish(i), Field.Store.YES, Field.Index.ANALYZED));
      writer.addDocument(doc);
    }
    writer.optimize();
    writer.close();


    searcher = new IndexSearcher(directory, true);
    searcher.setSimilarity(similarity);
  }

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      doc.add(new Field("field", English.intToEnglish(i), Field.Store.YES, Field.Index.ANALYZED));
      String txt = English.intToEnglish(i) +' '+English.intToEnglish(i+1);
      doc.add(new Field("field2",  txt, Field.Store.YES, Field.Index.ANALYZED));
      writer.addDocument(doc);
    }
    writer.optimize();
    writer.close();


    searcher = new IndexSearcher(directory, true);
    searcher.setSimilarity(similarity);
  }

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    Directory dir = FSDirectory.open(indexDir);
    final MockRAMDirectory ramDir = new MockRAMDirectory(dir);
    dir.close();
    
    final IndexWriter writer  = new IndexWriter(ramDir, new WhitespaceAnalyzer(), false, IndexWriter.MaxFieldLength.LIMITED);
    writer.optimize();
    
    assertEquals(ramDir.sizeInBytes(), ramDir.getRecomputedSizeInBytes());
    
    Thread[] threads = new Thread[numThreads];
    for (int i=0; i<numThreads; i++) {

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    for (int i=0; i<numThreads; i++)
      threads[i].start();
    for (int i=0; i<numThreads; i++)
      threads[i].join();


    writer.optimize();
    assertEquals(ramDir.sizeInBytes(), ramDir.getRecomputedSizeInBytes());
    
    writer.close();
  }

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    System.out.println("Merging...");
    writer.addIndexesNoOptimize(indexes);


    System.out.println("Optimizing...");
    writer.optimize();
    writer.close();
    System.out.println("Done.");
  }
}

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    IndexWriter writer1 = new IndexWriter(ramDir1, new StandardAnalyzer(TEST_VERSION), true, IndexWriter.MaxFieldLength.UNLIMITED);
    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
    RAMDirectory ramDir2 = new RAMDirectory();

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    IndexWriter writer2 = new IndexWriter(ramDir2, new StandardAnalyzer(TEST_VERSION), true, IndexWriter.MaxFieldLength.UNLIMITED);
    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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