Package org.apache.lucene.index

Examples of org.apache.lucene.index.FieldInfo

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    return true;
  }
 
  /** note: -1 is the empty field: "" !!!! */
  static String fieldName(FieldInfos infos, int fieldNumber) {
    FieldInfo fi = infos.fieldInfo(fieldNumber);
    return (fi != null) ? fi.name : "";
  }
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      for(int i=0;i<numFields;i++) {
        final int field = in.readVInt();
        final long numTerms = in.readVLong();
        assert numTerms >= 0;
        final long termsStartPointer = in.readVLong();
        final FieldInfo fieldInfo = fieldInfos.fieldInfo(field);
        final long sumTotalTermFreq = fieldInfo.getIndexOptions() == IndexOptions.DOCS_ONLY ? -1 : in.readVLong();
        final long sumDocFreq = in.readVLong();
        final int docCount = in.readVInt();
        if (docCount < 0 || docCount > info.getDocCount()) { // #docs with field must be <= #docs
          throw new CorruptIndexException("invalid docCount: " + docCount + " maxDoc: " + info.getDocCount() + " (resource=" + in + ")");
        }
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      CodecUtil.checkHeader(input, Lucene42FieldInfosFormat.CODEC_NAME,
                                   Lucene42FieldInfosFormat.FORMAT_START,
                                   Lucene42FieldInfosFormat.FORMAT_CURRENT);

      final int size = input.readVInt(); //read in the size
      FieldInfo infos[] = new FieldInfo[size];

      for (int i = 0; i < size; i++) {
        String name = input.readString();
        final int fieldNumber = input.readVInt();
        byte bits = input.readByte();
        boolean isIndexed = (bits & Lucene42FieldInfosFormat.IS_INDEXED) != 0;
        boolean storeTermVector = (bits & Lucene42FieldInfosFormat.STORE_TERMVECTOR) != 0;
        boolean omitNorms = (bits & Lucene42FieldInfosFormat.OMIT_NORMS) != 0;
        boolean storePayloads = (bits & Lucene42FieldInfosFormat.STORE_PAYLOADS) != 0;
        final IndexOptions indexOptions;
        if (!isIndexed) {
          indexOptions = null;
        } else if ((bits & Lucene42FieldInfosFormat.OMIT_TERM_FREQ_AND_POSITIONS) != 0) {
          indexOptions = IndexOptions.DOCS_ONLY;
        } else if ((bits & Lucene42FieldInfosFormat.OMIT_POSITIONS) != 0) {
          indexOptions = IndexOptions.DOCS_AND_FREQS;
        } else if ((bits & Lucene42FieldInfosFormat.STORE_OFFSETS_IN_POSTINGS) != 0) {
          indexOptions = IndexOptions.DOCS_AND_FREQS_AND_POSITIONS_AND_OFFSETS;
        } else {
          indexOptions = IndexOptions.DOCS_AND_FREQS_AND_POSITIONS;
        }

        // DV Types are packed in one byte
        byte val = input.readByte();
        final DocValuesType docValuesType = getDocValuesType(input, (byte) (val & 0x0F));
        final DocValuesType normsType = getDocValuesType(input, (byte) ((val >>> 4) & 0x0F));
        final Map<String,String> attributes = input.readStringStringMap();
        infos[i] = new FieldInfo(name, isIndexed, fieldNumber, storeTermVector,
          omitNorms, storePayloads, indexOptions, docValuesType, normsType, Collections.unmodifiableMap(attributes));
      }

      if (input.getFilePointer() != input.length()) {
        throw new CorruptIndexException("did not read all bytes from file \"" + fileName + "\": read " + input.getFilePointer() + " vs size " + input.length() + " (resource: " + input + ")");
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        public byte get(int docID) {
          return (byte) valuesIn.get(docID);
        }
      };
    } else {
      final FieldInfo info = reader.getFieldInfos().fieldInfo(field);
      if (info == null) {
        return Bytes.EMPTY;
      } else if (info.hasDocValues()) {
        throw new IllegalStateException("Type mismatch: " + field + " was indexed as " + info.getDocValuesType());
      } else if (!info.isIndexed()) {
        return Bytes.EMPTY;
      }
      return (Bytes) caches.get(Byte.TYPE).get(reader, new CacheKey(field, parser), setDocsWithField);
    }
  }
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        assert numTerms >= 0;
        final int numBytes = in.readVInt();
        final BytesRef rootCode = new BytesRef(new byte[numBytes]);
        in.readBytes(rootCode.bytes, 0, numBytes);
        rootCode.length = numBytes;
        final FieldInfo fieldInfo = fieldInfos.fieldInfo(field);
        assert fieldInfo != null: "field=" + field;
        final long sumTotalTermFreq = fieldInfo.getIndexOptions() == IndexOptions.DOCS_ONLY ? -1 : in.readVLong();
        final long sumDocFreq = in.readVLong();
        final int docCount = in.readVInt();
        if (docCount < 0 || docCount > info.getDocCount()) { // #docs with field must be <= #docs
          throw new CorruptIndexException("invalid docCount: " + docCount + " maxDoc: " + info.getDocCount() + " (resource=" + in + ")");
        }
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            .fieldsProducer(state);
        int numBlooms = bloomIn.readInt();
        for (int i = 0; i < numBlooms; i++) {
          int fieldNum = bloomIn.readInt();
          FuzzySet bloom = FuzzySet.deserialize(bloomIn);
          FieldInfo fieldInfo = state.fieldInfos.fieldInfo(fieldNum);
          bloomsByFieldName.put(fieldInfo.name, bloom);
        }
        IOUtils.close(bloomIn);
        success = true;
      } finally {
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      }

      for(int i=0;i<numFields;i++) {
        final int field = in.readVInt();
        final long indexStart = in.readVLong();
        final FieldInfo fieldInfo = fieldInfos.fieldInfo(field);
        FieldIndexData previous = fields.put(fieldInfo, new FieldIndexData(fieldInfo, indexStart));
        if (previous != null) {
          throw new CorruptIndexException("duplicate field: " + fieldInfo.name + " (resource=" + in + ")");
        }
      }
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        bloomOutput.writeString(delegatePostingsFormat.getName());
       
        // First field in the output file is the number of fields+blooms saved
        bloomOutput.writeInt(nonSaturatedBlooms.size());
        for (Entry<FieldInfo,FuzzySet> entry : nonSaturatedBlooms) {
          FieldInfo fieldInfo = entry.getKey();
          FuzzySet bloomFilter = entry.getValue();
          bloomOutput.writeInt(fieldInfo.number);
          saveAppropriatelySizedBloomFilter(bloomOutput, bloomFilter, fieldInfo);
        }
      } finally {
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        final long packedIndexStart = in.readVLong();
        final long packedOffsetsStart = in.readVLong();
        if (packedIndexStart < indexStart) {
          throw new CorruptIndexException("invalid packedIndexStart: " + packedIndexStart + " indexStart: " + indexStart + "numIndexTerms: " + numIndexTerms + " (resource=" + in + ")");
        }
        final FieldInfo fieldInfo = fieldInfos.fieldInfo(field);
        FieldIndexData previous = fields.put(fieldInfo, new FieldIndexData(fieldInfo, numIndexTerms, indexStart, termsStart, packedIndexStart, packedOffsetsStart));
        if (previous != null) {
          throw new CorruptIndexException("duplicate field: " + fieldInfo.name + " (resource=" + in + ")");
        }
      }
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        terms = new BytesRefHash(byteBlockPool, BytesRefHash.DEFAULT_CAPACITY, sliceArray);
      }

      if (!fieldInfos.containsKey(fieldName)) {
        fieldInfos.put(fieldName,
            new FieldInfo(fieldName, true, fieldInfos.size(), false, false, false, this.storeOffsets ? IndexOptions.DOCS_AND_FREQS_AND_POSITIONS_AND_OFFSETS : IndexOptions.DOCS_AND_FREQS_AND_POSITIONS , null, null, null));
      }
      TermToBytesRefAttribute termAtt = stream.getAttribute(TermToBytesRefAttribute.class);
      PositionIncrementAttribute posIncrAttribute = stream.addAttribute(PositionIncrementAttribute.class);
      OffsetAttribute offsetAtt = stream.addAttribute(OffsetAttribute.class);
      BytesRef ref = termAtt.getBytesRef();
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Related Classes of org.apache.lucene.index.FieldInfo

  • org.apache.lucene.codecs.blockterms.BlockTermsReader
  • org.apache.lucene.codecs.blockterms.FixedGapTermsIndexReader
  • org.apache.lucene.codecs.blockterms.VariableGapTermsIndexReader
  • org.apache.lucene.codecs.blocktree.BlockTreeTermsReader
  • org.apache.lucene.codecs.BlockTreeTermsReader
  • org.apache.lucene.codecs.bloom.BloomFilteringPostingsFormat$BloomFilteredFieldsConsumer
  • org.apache.lucene.codecs.bloom.BloomFilteringPostingsFormat$BloomFilteredFieldsProducer
  • org.apache.lucene.codecs.compressing.CompressingStoredFieldsReader
  • org.apache.lucene.codecs.compressing.CompressingTermVectorsReader$TVFields
  • org.apache.lucene.codecs.FieldsConsumer
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