Package org.apache.lucene.util

Examples of org.apache.lucene.util.ByteBlockPool$DirectAllocator

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    this.storeOffsets = storeOffsets;
    this.bytesUsed = Counter.newCounter();
    final int maxBufferedByteBlocks = (int)((maxReusedBytes/2) / ByteBlockPool.BYTE_BLOCK_SIZE );
    final int maxBufferedIntBlocks = (int) ((maxReusedBytes - (maxBufferedByteBlocks*ByteBlockPool.BYTE_BLOCK_SIZE))/(IntBlockPool.INT_BLOCK_SIZE * RamUsageEstimator.NUM_BYTES_INT));
    assert (maxBufferedByteBlocks * ByteBlockPool.BYTE_BLOCK_SIZE) + (maxBufferedIntBlocks * IntBlockPool.INT_BLOCK_SIZE * RamUsageEstimator.NUM_BYTES_INT) <= maxReusedBytes;
    byteBlockPool = new ByteBlockPool(new RecyclingByteBlockAllocator(ByteBlockPool.BYTE_BLOCK_SIZE, maxBufferedByteBlocks, bytesUsed));
    intBlockPool = new IntBlockPool(new RecyclingIntBlockAllocator(IntBlockPool.INT_BLOCK_SIZE, maxBufferedIntBlocks, bytesUsed));
    postingsWriter = new SliceWriter(intBlockPool);
  }
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    tv.startField(fieldInfo, numPostings, doVectorPositions, doVectorOffsets, hasPayloads);
   
    final ByteSliceReader posReader = doVectorPositions ? termsWriter.vectorSliceReaderPos : null;
    final ByteSliceReader offReader = doVectorOffsets ? termsWriter.vectorSliceReaderOff : null;
   
    final ByteBlockPool termBytePool = termsHashPerField.termBytePool;

    for(int j=0;j<numPostings;j++) {
      final int termID = termIDs[j];
      final int freq = postings.freqs[termID];

      // Get BytesRef
      termBytePool.setBytesRef(flushTerm, postings.textStarts[termID]);
      tv.startTerm(flushTerm, freq);
     
      if (doVectorPositions || doVectorOffsets) {
        if (posReader != null) {
          termsHashPerField.initReader(posReader, termID, 0);
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  private final FieldInfo fieldInfo;
  private int addedValues = 0;

  public BinaryDocValuesWriter(FieldInfo fieldInfo, Counter iwBytesUsed) {
    this.fieldInfo = fieldInfo;
    this.pool = new ByteBlockPool(new DirectTrackingAllocator(iwBytesUsed));
    this.lengths = new AppendingLongBuffer();
  }
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  /**
   * Creates a new {@link BytesRefArray} with a counter to track allocated bytes
   */
  public BytesRefArray(Counter bytesUsed) {
    this.pool = new ByteBlockPool(new ByteBlockPool.DirectTrackingAllocator(
        bytesUsed));
    pool.nextBuffer();
    bytesUsed.addAndGet(RamUsageEstimator.NUM_BYTES_ARRAY_HEADER
        + RamUsageEstimator.NUM_BYTES_INT);
    this.bytesUsed = bytesUsed;
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    this.storeOffsets = storeOffsets;
    this.bytesUsed = Counter.newCounter();
    final int maxBufferedByteBlocks = (int)((maxReusedBytes/2) / ByteBlockPool.BYTE_BLOCK_SIZE );
    final int maxBufferedIntBlocks = (int) ((maxReusedBytes - (maxBufferedByteBlocks*ByteBlockPool.BYTE_BLOCK_SIZE))/(IntBlockPool.INT_BLOCK_SIZE * RamUsageEstimator.NUM_BYTES_INT));
    assert (maxBufferedByteBlocks * ByteBlockPool.BYTE_BLOCK_SIZE) + (maxBufferedIntBlocks * IntBlockPool.INT_BLOCK_SIZE * RamUsageEstimator.NUM_BYTES_INT) <= maxReusedBytes;
    byteBlockPool = new ByteBlockPool(new RecyclingByteBlockAllocator(ByteBlockPool.BYTE_BLOCK_SIZE, maxBufferedByteBlocks, bytesUsed));
    intBlockPool = new IntBlockPool(new RecyclingIntBlockAllocator(IntBlockPool.INT_BLOCK_SIZE, maxBufferedIntBlocks, bytesUsed));
    postingsWriter = new SliceWriter(intBlockPool);
  }
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  public SortedDocValuesWriter(FieldInfo fieldInfo, Counter iwBytesUsed) {
    this.fieldInfo = fieldInfo;
    this.iwBytesUsed = iwBytesUsed;
    hash = new BytesRefHash(
        new ByteBlockPool(
            new ByteBlockPool.DirectTrackingAllocator(iwBytesUsed)),
            BytesRefHash.DEFAULT_CAPACITY,
            new DirectBytesStartArray(BytesRefHash.DEFAULT_CAPACITY, iwBytesUsed));
    pending = new AppendingLongBuffer();
    bytesUsed = pending.ramBytesUsed();
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  public SortedSetDocValuesWriter(FieldInfo fieldInfo, Counter iwBytesUsed) {
    this.fieldInfo = fieldInfo;
    this.iwBytesUsed = iwBytesUsed;
    hash = new BytesRefHash(
        new ByteBlockPool(
            new ByteBlockPool.DirectTrackingAllocator(iwBytesUsed)),
            BytesRefHash.DEFAULT_CAPACITY,
            new DirectBytesStartArray(BytesRefHash.DEFAULT_CAPACITY, iwBytesUsed));
    pending = new AppendingLongBuffer();
    pendingCounts = new AppendingLongBuffer();
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    this.storeOffsets = storeOffsets;
    this.bytesUsed = Counter.newCounter();
    final int maxBufferedByteBlocks = (int)((maxReusedBytes/2) / ByteBlockPool.BYTE_BLOCK_SIZE );
    final int maxBufferedIntBlocks = (int) ((maxReusedBytes - (maxBufferedByteBlocks*ByteBlockPool.BYTE_BLOCK_SIZE))/(IntBlockPool.INT_BLOCK_SIZE * RamUsageEstimator.NUM_BYTES_INT));
    assert (maxBufferedByteBlocks * ByteBlockPool.BYTE_BLOCK_SIZE) + (maxBufferedIntBlocks * IntBlockPool.INT_BLOCK_SIZE * RamUsageEstimator.NUM_BYTES_INT) <= maxReusedBytes;
    byteBlockPool = new ByteBlockPool(new RecyclingByteBlockAllocator(ByteBlockPool.BYTE_BLOCK_SIZE, maxBufferedByteBlocks, bytesUsed));
    intBlockPool = new IntBlockPool(new RecyclingIntBlockAllocator(IntBlockPool.INT_BLOCK_SIZE, maxBufferedIntBlocks, bytesUsed));
    postingsWriter = new SliceWriter(intBlockPool);
  }
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import org.apache.lucene.util.RecyclingByteBlockAllocator;

public class TestByteSlices extends LuceneTestCase {

  public void testBasic() throws Throwable {
    ByteBlockPool pool = new ByteBlockPool(new RecyclingByteBlockAllocator(ByteBlockPool.BYTE_BLOCK_SIZE, random().nextInt(100)));

    final int NUM_STREAM = atLeast(100);

    ByteSliceWriter writer = new ByteSliceWriter(pool);

    int[] starts = new int[NUM_STREAM];
    int[] uptos = new int[NUM_STREAM];
    int[] counters = new int[NUM_STREAM];

    ByteSliceReader reader = new ByteSliceReader();

    for(int ti=0;ti<100;ti++) {

      for(int stream=0;stream<NUM_STREAM;stream++) {
        starts[stream] = -1;
        counters[stream] = 0;
      }
     
      int num = atLeast(3000);
      for (int iter = 0; iter < num; iter++) {
        int stream;
        if (random().nextBoolean()) {
          stream = random().nextInt(3);
        } else {
          stream = random().nextInt(NUM_STREAM);
        }

        if (VERBOSE) {
          System.out.println("write stream=" + stream);
        }

        if (starts[stream] == -1) {
          final int spot = pool.newSlice(ByteBlockPool.FIRST_LEVEL_SIZE);
          starts[stream] = uptos[stream] = spot + pool.byteOffset;
          if (VERBOSE) {
            System.out.println("  init to " + starts[stream]);
          }
        }

        writer.init(uptos[stream]);
        int numValue;
        if (random().nextInt(10) == 3) {
          numValue = random().nextInt(100);
        } else if (random().nextInt(5) == 3) {
          numValue = random().nextInt(3);
        } else {
          numValue = random().nextInt(20);
        }

        for(int j=0;j<numValue;j++) {
          if (VERBOSE) {
            System.out.println("    write " + (counters[stream]+j));
          }
          // write some large (incl. negative) ints:
          writer.writeVInt(random().nextInt());
          writer.writeVInt(counters[stream]+j);
        }
        counters[stream] += numValue;
        uptos[stream] = writer.getAddress();
        if (VERBOSE)
          System.out.println("    addr now " + uptos[stream]);
      }
   
      for(int stream=0;stream<NUM_STREAM;stream++) {
        if (VERBOSE)
          System.out.println("  stream=" + stream + " count=" + counters[stream]);

        if (starts[stream] != -1 && starts[stream] != uptos[stream]) {
          reader.init(pool, starts[stream], uptos[stream]);
          for(int j=0;j<counters[stream];j++) {
            reader.readVInt();
            assertEquals(j, reader.readVInt());
          }
        }
      }

      pool.reset();
    }
  }
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  public SortedSetDocValuesWriter(FieldInfo fieldInfo, Counter iwBytesUsed) {
    this.fieldInfo = fieldInfo;
    this.iwBytesUsed = iwBytesUsed;
    hash = new BytesRefHash(
        new ByteBlockPool(
            new ByteBlockPool.DirectTrackingAllocator(iwBytesUsed)),
            BytesRefHash.DEFAULT_CAPACITY,
            new DirectBytesStartArray(BytesRefHash.DEFAULT_CAPACITY, iwBytesUsed));
    pending = new AppendingPackedLongBuffer(PackedInts.COMPACT);
    pendingCounts = new AppendingDeltaPackedLongBuffer(PackedInts.COMPACT);
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Related Classes of org.apache.lucene.util.ByteBlockPool$DirectAllocator

  • org.apache.lucene.index.BinaryDocValuesWriter
  • org.apache.lucene.index.memory.MemoryIndex
  • org.apache.lucene.index.SortedDocValuesWriter
  • org.apache.lucene.index.SortedSetDocValuesWriter
  • org.apache.lucene.index.TermsHash
  • org.apache.lucene.index.TermVectorsConsumerPerField
  • org.apache.lucene.index.TestByteSlices
  • org.apache.lucene.search.suggest.BytesRefArray
  • org.apache.lucene.search.suggest.BytesRefList
  • org.apache.lucene.util.BytesRefArray
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