Esempio n. 1
0
      protected void processPayload(Similarity similarity) throws IOException {
        if (positions.isPayloadAvailable()) {
          payload = positions.getPayload(payload, 0);
          payloadScore =
              function.currentScore(
                  doc,
                  term.field(),
                  spans.start(),
                  spans.end(),
                  payloadsSeen,
                  payloadScore,
                  similarity.scorePayload(
                      doc,
                      term.field(),
                      spans.start(),
                      spans.end(),
                      payload,
                      0,
                      positions.getPayloadLength()));
          payloadsSeen++;

        } else {
          // zero out the payload?
        }
      }
Esempio n. 2
0
    @Override
    public void load() throws Exception {
      TermPositions tp = null;
      byte[] payloadBuffer = new byte[4]; // four bytes for an int
      try {
        tp = _reader.termPositions(_sizeTerm);

        if (tp == null) return;

        while (tp.next()) {
          if (tp.freq() > 0) {
            tp.nextPosition();
            tp.getPayload(payloadBuffer, 0);
            int len = bytesToInt(payloadBuffer);
            allocate(tp.doc(), Math.min(len, _maxItems), true);
          }
        }
      } finally {
        if (tp != null) tp.close();
      }
    }
Esempio n. 3
0
    ReaderData(IndexReader reader) throws IOException {
      this.reader = reader;
      long minUID = Long.MAX_VALUE;
      long maxUID = Long.MIN_VALUE;

      uidMap = new Long2IntRBTreeMap();
      uidMap.defaultReturnValue(-1);
      int maxDoc = reader.maxDoc();
      if (maxDoc == 0) {
        _minUID = Long.MIN_VALUE;
        _maxUID = Long.MIN_VALUE;
        return;
      }
      TermPositions tp = null;
      byte[] payloadBuffer = new byte[8]; // four bytes for a long
      try {
        tp = reader.termPositions(ZoieSegmentReader.UID_TERM);
        while (tp.next()) {
          int doc = tp.doc();
          assert doc < maxDoc;

          tp.nextPosition();
          tp.getPayload(payloadBuffer, 0);
          long uid = ZoieSegmentReader.bytesToLong(payloadBuffer);
          if (uid < minUID) minUID = uid;
          if (uid > maxUID) maxUID = uid;
          uidMap.put(uid, doc);
        }
      } finally {
        if (tp != null) {
          tp.close();
        }
      }

      _minUID = minUID;
      _maxUID = maxUID;
    }