Examples of Lucene46Codec

org.apache.lucene.codecs.lucene46.Lucene46Codec
Implements the Lucene 4.6 index format, with configurable per-field postings and docvalues formats.
If you want to reuse functionality of this codec in another codec, extend {@link FilterCodec}. @see org.apache.lucene.codecs.lucene46 package documentation for file format details. @lucene.experimental @deprecated Only for reading old 4.6-4.8 segments

Examples of org.apache.lucene.codecs.lucene46.Lucene46Codec


  /** Override this to customize index settings, e.g. which
   *  codec to use. */
  protected IndexWriterConfig getIndexWriterConfig(Version matchVersion, Analyzer indexAnalyzer) {
    IndexWriterConfig iwc = new IndexWriterConfig(matchVersion, indexAnalyzer);
    iwc.setCodec(new Lucene46Codec());
    iwc.setOpenMode(IndexWriterConfig.OpenMode.CREATE);
    return iwc;
  }

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Examples of org.apache.lucene.codecs.lucene46.Lucene46Codec

    dir.close();
  }
  
  private static final class UnRegisteredCodec extends FilterCodec {
    public UnRegisteredCodec() {
      super("NotRegistered", new Lucene46Codec());
    }

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Examples of org.apache.lucene.codecs.lucene46.Lucene46Codec


  /** Override this to customize index settings, e.g. which
   *  codec to use. */
  protected IndexWriterConfig getIndexWriterConfig(Version matchVersion, Analyzer indexAnalyzer) {
    IndexWriterConfig iwc = new IndexWriterConfig(matchVersion, indexAnalyzer);
    iwc.setCodec(new Lucene46Codec());
    iwc.setOpenMode(IndexWriterConfig.OpenMode.CREATE);
    return iwc;
  }

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Examples of org.apache.lucene.codecs.lucene46.Lucene46Codec

    dir.close();
  }
  
  private static final class UnRegisteredCodec extends FilterCodec {
    public UnRegisteredCodec() {
      super("NotRegistered", new Lucene46Codec());
    }

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Examples of org.apache.lucene.codecs.lucene46.Lucene46Codec

        dvFormat = DocValuesFormat.forName("Lucene45");
      } else {
        dvFormat = DocValuesFormat.forName(TEST_DOCVALUESFORMAT);
      }
      
      codec = new Lucene46Codec() {       
        @Override
        public PostingsFormat getPostingsFormatForField(String field) {
          return format;
        }

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Examples of org.apache.lucene.codecs.lucene46.Lucene46Codec

    // (and maybe their params, too) to infostream on flush and merge.
    // otherwise in a real debugging situation we won't know whats going on!
    if (LuceneTestCase.VERBOSE) {
      System.out.println("forcing postings format to:" + format);
    }
    return new Lucene46Codec() {
      @Override
      public PostingsFormat getPostingsFormatForField(String field) {
        return format;
      }
    };

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Examples of org.apache.lucene.codecs.lucene46.Lucene46Codec

    // (and maybe their params, too) to infostream on flush and merge.
    // otherwise in a real debugging situation we won't know whats going on!
    if (LuceneTestCase.VERBOSE) {
      System.out.println("forcing docvalues format to:" + format);
    }
    return new Lucene46Codec() {
      @Override
      public DocValuesFormat getDocValuesFormatForField(String field) {
        return format;
      }
    };

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Examples of org.apache.lucene.codecs.lucene46.Lucene46Codec

    dir.close();
  }
  
  private static final class UnRegisteredCodec extends FilterCodec {
    public UnRegisteredCodec() {
      super("NotRegistered", new Lucene46Codec());
    }

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Examples of org.apache.lucene.codecs.lucene46.Lucene46Codec

  
  @Test
  public void testDifferentDVFormatPerField() throws Exception {
    Directory dir = newDirectory();
    IndexWriterConfig conf = newIndexWriterConfig(TEST_VERSION_CURRENT, new MockAnalyzer(random()));
    conf.setCodec(new Lucene46Codec() {
      @Override
      public DocValuesFormat getDocValuesFormatForField(String field) {
        return new Lucene45DocValuesFormat();
      }
    });

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Examples of org.apache.lucene.codecs.lucene46.Lucene46Codec

  @Test
  public void testChangeCodec() throws Exception {
    Directory dir = newDirectory();
    IndexWriterConfig conf = newIndexWriterConfig(TEST_VERSION_CURRENT, new MockAnalyzer(random()));
    conf.setMergePolicy(NoMergePolicy.COMPOUND_FILES); // disable merges to simplify test assertions.
    conf.setCodec(new Lucene46Codec() {
      @Override
      public DocValuesFormat getDocValuesFormatForField(String field) {
        return new Lucene45DocValuesFormat();
      }
    });
    IndexWriter writer = new IndexWriter(dir, conf.clone());
    Document doc = new Document();
    doc.add(new StringField("id", "d0", Store.NO));
    doc.add(new NumericDocValuesField("f1", 5L));
    doc.add(new NumericDocValuesField("f2", 13L));
    writer.addDocument(doc);
    writer.close();
    
    // change format
    conf.setCodec(new Lucene46Codec() {
      @Override
      public DocValuesFormat getDocValuesFormatForField(String field) {
        return new AssertingDocValuesFormat();
      }
    });

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