Package org.apache.lucene.util

Examples of org.apache.lucene.util.PagedBytes.ramBytesUsed()

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    PagedBytes bytes = new PagedBytes(16);
    bytes.copy(data, entry.numBytes);
    final PagedBytes.Reader bytesReader = bytes.freeze(true);
    if (entry.minLength == entry.maxLength) {
      final int fixedLength = entry.minLength;
      ramBytesUsed.addAndGet(bytes.ramBytesUsed());
      return new BinaryDocValues() {
        @Override
        public void get(int docID, BytesRef result) {
          bytesReader.fillSlice(result, fixedLength * (long)docID, fixedLength);
        }
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          bytesReader.fillSlice(result, fixedLength * (long)docID, fixedLength);
        }
      };
    } else {
      final MonotonicBlockPackedReader addresses = new MonotonicBlockPackedReader(data, entry.packedIntsVersion, entry.blockSize, maxDoc, false);
      ramBytesUsed.addAndGet(bytes.ramBytesUsed() + addresses.ramBytesUsed());
      return new BinaryDocValues() {
        @Override
        public void get(int docID, BytesRef result) {
          long startAddress = docID == 0 ? 0 : addresses.get(docID-1);
          long endAddress = addresses.get(docID);
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    dataPagedBytes.freeze(true);
    dataInput = dataPagedBytes.getDataInput();
    indexToDataOffset = indexToTerms.getMutable();

    ramBytesUsed = fields.length * (RamUsageEstimator.NUM_BYTES_OBJECT_REF + RamUsageEstimator.shallowSizeOfInstance(Term.class))
        + dataPagedBytes.ramBytesUsed() + indexToDataOffset.ramBytesUsed();
  }

  private static int estimatePageBits(long estSize) {
    return Math.max(Math.min(64 - Long.numberOfLeadingZeros(estSize), MAX_PAGE_BITS), 4);
  }
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