示例#1
0
 /**
  * Set float range filter. Only match records if attribute value is beetwen min and max
  * (inclusive).
  */
 public void SetFilterFloatRange(String attribute, float min, float max, boolean exclude)
     throws SphinxException {
   myAssert(min <= max, "min must be less or equal to max");
   try {
     writeNetUTF8(_filters, attribute);
     _filters.writeInt(SPH_FILTER_FLOATRANGE);
     _filters.writeFloat(min);
     _filters.writeFloat(max);
     _filters.writeInt(exclude ? 1 : 0);
   } catch (Exception e) {
     myAssert(false, "IOException: " + e.getMessage());
   }
   _filterCount++;
 }
示例#2
0
  /** Set values filter. Only match records where attribute value is in given set. */
  public void SetFilter(String attribute, long[] values, boolean exclude) throws SphinxException {
    myAssert(values != null && values.length > 0, "values array must not be null or empty");
    myAssert(
        attribute != null && attribute.length() > 0, "attribute name must not be null or empty");

    try {
      writeNetUTF8(_filters, attribute);
      _filters.writeInt(SPH_FILTER_VALUES);
      _filters.writeInt(values.length);
      for (int i = 0; i < values.length; i++) _filters.writeLong(values[i]);
      _filters.writeInt(exclude ? 1 : 0);

    } catch (Exception e) {
      myAssert(false, "IOException: " + e.getMessage());
    }
    _filterCount++;
  }
示例#3
0
  /** Add new query with current settings to current search request. */
  public int AddQuery(String query, String index, String comment) throws SphinxException {
    ByteArrayOutputStream req = new ByteArrayOutputStream();

    /* build request */
    try {
      DataOutputStream out = new DataOutputStream(req);
      out.writeInt(_offset);
      out.writeInt(_limit);
      out.writeInt(_mode);
      out.writeInt(_ranker);
      if (_ranker == SPH_RANK_EXPR) {
        writeNetUTF8(out, _rankexpr);
      }
      out.writeInt(_sort);
      writeNetUTF8(out, _sortby);
      writeNetUTF8(out, query);
      int weightLen = _weights != null ? _weights.length : 0;

      out.writeInt(weightLen);
      if (_weights != null) {
        for (int i = 0; i < _weights.length; i++) out.writeInt(_weights[i]);
      }

      writeNetUTF8(out, index);
      out.writeInt(0);
      out.writeInt(_minId);
      out.writeInt(_maxId);

      /* filters */
      out.writeInt(_filterCount);
      out.write(_rawFilters.toByteArray());

      /* group-by, max matches, sort-by-group flag */
      out.writeInt(_groupFunc);
      writeNetUTF8(out, _groupBy);
      out.writeInt(_maxMatches);
      writeNetUTF8(out, _groupSort);

      out.writeInt(_cutoff);
      out.writeInt(_retrycount);
      out.writeInt(_retrydelay);

      writeNetUTF8(out, _groupDistinct);

      /* anchor point */
      if (_latitudeAttr == null
          || _latitudeAttr.length() == 0
          || _longitudeAttr == null
          || _longitudeAttr.length() == 0) {
        out.writeInt(0);
      } else {
        out.writeInt(1);
        writeNetUTF8(out, _latitudeAttr);
        writeNetUTF8(out, _longitudeAttr);
        out.writeFloat(_latitude);
        out.writeFloat(_longitude);
      }

      /* per-index weights */
      out.writeInt(_indexWeights.size());
      for (Iterator e = _indexWeights.keySet().iterator(); e.hasNext(); ) {
        String indexName = (String) e.next();
        Integer weight = (Integer) _indexWeights.get(indexName);
        writeNetUTF8(out, indexName);
        out.writeInt(weight.intValue());
      }

      /* max query time */
      out.writeInt(_maxQueryTime);

      /* per-field weights */
      out.writeInt(_fieldWeights.size());
      for (Iterator e = _fieldWeights.keySet().iterator(); e.hasNext(); ) {
        String field = (String) e.next();
        Integer weight = (Integer) _fieldWeights.get(field);
        writeNetUTF8(out, field);
        out.writeInt(weight.intValue());
      }

      /* comment */
      writeNetUTF8(out, comment);

      /* overrides */
      out.writeInt(_overrideTypes.size());
      for (Iterator e = _overrideTypes.keySet().iterator(); e.hasNext(); ) {
        String attr = (String) e.next();
        Integer type = (Integer) _overrideTypes.get(attr);
        Map values = (Map) _overrideValues.get(attr);

        writeNetUTF8(out, attr);
        out.writeInt(type.intValue());
        out.writeInt(values.size());

        for (Iterator e2 = values.keySet().iterator(); e2.hasNext(); ) {
          Long id = (Long) e2.next();
          out.writeLong(id.longValue());
          switch (type.intValue()) {
            case SPH_ATTR_FLOAT:
              out.writeFloat(((Float) values.get(id)).floatValue());
              break;
            case SPH_ATTR_BIGINT:
              out.writeLong(((Long) values.get(id)).longValue());
              break;
            default:
              out.writeInt(((Integer) values.get(id)).intValue());
              break;
          }
        }
      }

      /* select-list */
      writeNetUTF8(out, _select);

      /* done! */
      out.flush();
      int qIndex = _reqs.size();
      _reqs.add(qIndex, req.toByteArray());
      return qIndex;

    } catch (Exception e) {
      myAssert(false, "error in AddQuery(): " + e + ": " + e.getMessage());

    } finally {
      try {
        _filters.close();
        _rawFilters.close();
      } catch (IOException e) {
        myAssert(false, "error in AddQuery(): " + e + ": " + e.getMessage());
      }
    }
    return -1;
  }