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Java LongValues类代码示例

原作者: [db:作者] 来自: [db:来源] 收藏 邀请

本文整理汇总了Java中org.apache.lucene.util.LongValues的典型用法代码示例。如果您正苦于以下问题:Java LongValues类的具体用法?Java LongValues怎么用?Java LongValues使用的例子?那么恭喜您, 这里精选的类代码示例或许可以为您提供帮助。



LongValues类属于org.apache.lucene.util包,在下文中一共展示了LongValues类的10个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于我们的系统推荐出更棒的Java代码示例。

示例1: getInstance

import org.apache.lucene.util.LongValues; //导入依赖的package包/类
/** 
 * Retrieves an instance from the specified slice written decoding
 * {@code bitsPerValue} for each value 
 */
public static LongValues getInstance(RandomAccessInput slice, int bitsPerValue) {
  switch (bitsPerValue) {
    case 1: return new DirectPackedReader1(slice);
    case 2: return new DirectPackedReader2(slice);
    case 4: return new DirectPackedReader4(slice);
    case 8: return new DirectPackedReader8(slice);
    case 12: return new DirectPackedReader12(slice);
    case 16: return new DirectPackedReader16(slice);
    case 20: return new DirectPackedReader20(slice);
    case 24: return new DirectPackedReader24(slice);
    case 28: return new DirectPackedReader28(slice);
    case 32: return new DirectPackedReader32(slice);
    case 40: return new DirectPackedReader40(slice);
    case 48: return new DirectPackedReader48(slice);
    case 56: return new DirectPackedReader56(slice);
    case 64: return new DirectPackedReader64(slice);
    default: throw new IllegalArgumentException("unsupported bitsPerValue: " + bitsPerValue);
  }
}
 
开发者ID:lamsfoundation,项目名称:lams,代码行数:24,代码来源:DirectReader.java


示例2: accumMultiGeneric

import org.apache.lucene.util.LongValues; //导入依赖的package包/类
/** accumulates per-segment multi-valued facet counts, mapping to global ordinal space on-the-fly */
static void accumMultiGeneric(int counts[], int startTermIndex, SortedSetDocValues si, DocIdSetIterator disi, int subIndex, OrdinalMap map) throws IOException {
  final LongValues ordMap = map == null ? null : map.getGlobalOrds(subIndex);
  int doc;
  while ((doc = disi.nextDoc()) != DocIdSetIterator.NO_MORE_DOCS) {
    si.setDocument(doc);
    // strange do-while to collect the missing count (first ord is NO_MORE_ORDS)
    int term = (int) si.nextOrd();
    if (term < 0) {
      if (startTermIndex == -1) {
        counts[0]++; // missing count
      }
      continue;
    }
    
    do {
      if (map != null) {
        term = (int) ordMap.get(term);
      }
      int arrIdx = term-startTermIndex;
      if (arrIdx>=0 && arrIdx<counts.length) counts[arrIdx]++;
    } while ((term = (int) si.nextOrd()) >= 0);
  }
}
 
开发者ID:upenn-libraries,项目名称:solrplugins,代码行数:25,代码来源:DocValuesFacets.java


示例3: getSortedNumeric

import org.apache.lucene.util.LongValues; //导入依赖的package包/类
@Override
public SortedNumericDocValues getSortedNumeric(FieldInfo field) throws IOException {
  SortedSetEntry ss = sortedNumerics.get(field.number);
  NumericEntry numericEntry = numerics.get(field.number);
  final LongValues values = getNumeric(numericEntry);
  if (ss.format == SORTED_SINGLE_VALUED) {
    final Bits docsWithField = getMissingBits(numericEntry.missingOffset);
    return DocValues.singleton(values, docsWithField);
  } else if (ss.format == SORTED_WITH_ADDRESSES) {
    final IndexInput data = this.data.clone();
    final MonotonicBlockPackedReader ordIndex = getOrdIndexInstance(data, field, ordIndexes.get(field.number));
    
    return new SortedNumericDocValues() {
      long startOffset;
      long endOffset;
      
      @Override
      public void setDocument(int doc) {
        startOffset = ordIndex.get(doc);
        endOffset = ordIndex.get(doc+1L);
      }

      @Override
      public long valueAt(int index) {
        return values.get(startOffset + index);
      }

      @Override
      public int count() {
        return (int) (endOffset - startOffset);
      }
    };
  } else {
    throw new AssertionError();
  }
}
 
开发者ID:lamsfoundation,项目名称:lams,代码行数:37,代码来源:Lucene49DocValuesProducer.java


示例4: getSortedNumeric

import org.apache.lucene.util.LongValues; //导入依赖的package包/类
@Override
public SortedNumericDocValues getSortedNumeric(FieldInfo field) throws IOException {
  SortedSetEntry ss = sortedNumerics.get(field.number);
  NumericEntry numericEntry = numerics.get(field.number);
  final LongValues values = getNumeric(numericEntry);
  if (ss.format == SORTED_SINGLE_VALUED) {
    final Bits docsWithField = getMissingBits(numericEntry.missingOffset);
    return DocValues.singleton(values, docsWithField);
  } else if (ss.format == SORTED_WITH_ADDRESSES) {
    final MonotonicBlockPackedReader ordIndex = getOrdIndexInstance(field, ordIndexes.get(field.number));
    
    return new SortedNumericDocValues() {
      long startOffset;
      long endOffset;
      
      @Override
      public void setDocument(int doc) {
        startOffset = ordIndex.get(doc);
        endOffset = ordIndex.get(doc+1L);
      }

      @Override
      public long valueAt(int index) {
        return values.get(startOffset + index);
      }

      @Override
      public int count() {
        return (int) (endOffset - startOffset);
      }
    };
  } else {
    throw new AssertionError();
  }
}
 
开发者ID:lamsfoundation,项目名称:lams,代码行数:36,代码来源:Lucene410DocValuesProducer.java


示例5: accumSingleGeneric

import org.apache.lucene.util.LongValues; //导入依赖的package包/类
/** accumulates per-segment single-valued facet counts, mapping to global ordinal space on-the-fly */
static void accumSingleGeneric(int counts[], int startTermIndex, SortedDocValues si, DocIdSetIterator disi, int subIndex, OrdinalMap map) throws IOException {
  final LongValues ordmap = map == null ? null : map.getGlobalOrds(subIndex);
  int doc;
  while ((doc = disi.nextDoc()) != DocIdSetIterator.NO_MORE_DOCS) {
    int term = si.getOrd(doc);
    if (map != null && term >= 0) {
      term = (int) ordmap.get(term);
    }
    int arrIdx = term-startTermIndex;
    if (arrIdx>=0 && arrIdx<counts.length) counts[arrIdx]++;
  }
}
 
开发者ID:upenn-libraries,项目名称:solrplugins,代码行数:14,代码来源:DocValuesFacets.java


示例6: migrateGlobal

import org.apache.lucene.util.LongValues; //导入依赖的package包/类
/** folds counts in segment ordinal space (segCounts) into global ordinal space (counts) */
static void migrateGlobal(int counts[], int segCounts[], int subIndex, OrdinalMap map) {
  final LongValues ordMap = map.getGlobalOrds(subIndex);
  // missing count
  counts[0] += segCounts[0];
  
  // migrate actual ordinals
  for (int ord = 1; ord < segCounts.length; ord++) {
    int count = segCounts[ord];
    if (count != 0) {
      counts[1+(int) ordMap.get(ord-1)] += count;
    }
  }
}
 
开发者ID:upenn-libraries,项目名称:solrplugins,代码行数:15,代码来源:DocValuesFacets.java


示例7: accumulateObject

import org.apache.lucene.util.LongValues; //导入依赖的package包/类
public long accumulateObject(Object o, long shallowSize, java.util.Map<Field,Object> fieldValues, java.util.Collection<Object> queue) {
  if (o == LongValues.IDENTITY) {
    return 0L;
  }
  if (o instanceof OrdinalMap) {
    fieldValues = new HashMap<>(fieldValues);
    fieldValues.remove(ORDINAL_MAP_OWNER_FIELD);
  }
  return super.accumulateObject(o, shallowSize, fieldValues, queue);
}
 
开发者ID:europeana,项目名称:search,代码行数:11,代码来源:TestOrdinalMap.java


示例8: getSorted

import org.apache.lucene.util.LongValues; //导入依赖的package包/类
@Override
public SortedDocValues getSorted(FieldInfo field) throws IOException {
  final int valueCount = (int) binaries.get(field.number).count;
  final BinaryDocValues binary = getBinary(field);
  NumericEntry entry = ords.get(field.number);
  final LongValues ordinals = getNumeric(entry);
  
  return new SortedDocValues() {

    @Override
    public int getOrd(int docID) {
      return (int) ordinals.get(docID);
    }

    @Override
    public BytesRef lookupOrd(int ord) {
      return binary.get(ord);
    }

    @Override
    public int getValueCount() {
      return valueCount;
    }

    @Override
    public int lookupTerm(BytesRef key) {
      if (binary instanceof CompressedBinaryDocValues) {
        return (int) ((CompressedBinaryDocValues)binary).lookupTerm(key);
      } else {
      return super.lookupTerm(key);
      }
    }

    @Override
    public TermsEnum termsEnum() {
      if (binary instanceof CompressedBinaryDocValues) {
        return ((CompressedBinaryDocValues)binary).getTermsEnum();
      } else {
        return super.termsEnum();
      }
    }
  };
}
 
开发者ID:lamsfoundation,项目名称:lams,代码行数:44,代码来源:Lucene49DocValuesProducer.java


示例9: getSorted

import org.apache.lucene.util.LongValues; //导入依赖的package包/类
@Override
public SortedDocValues getSorted(FieldInfo field) throws IOException {
  final int valueCount = (int) binaries.get(field.number).count;
  final BinaryDocValues binary = getBinary(field);
  NumericEntry entry = ords.get(field.number);
  final LongValues ordinals = getNumeric(entry);
  return new SortedDocValues() {

    @Override
    public int getOrd(int docID) {
      return (int) ordinals.get(docID);
    }

    @Override
    public BytesRef lookupOrd(int ord) {
      return binary.get(ord);
    }

    @Override
    public int getValueCount() {
      return valueCount;
    }

    @Override
    public int lookupTerm(BytesRef key) {
      if (binary instanceof CompressedBinaryDocValues) {
        return (int) ((CompressedBinaryDocValues)binary).lookupTerm(key);
      } else {
        return super.lookupTerm(key);
      }
    }

    @Override
    public TermsEnum termsEnum() {
      if (binary instanceof CompressedBinaryDocValues) {
        return ((CompressedBinaryDocValues)binary).getTermsEnum();
      } else {
        return super.termsEnum();
      }
    }
  };
}
 
开发者ID:lamsfoundation,项目名称:lams,代码行数:43,代码来源:Lucene410DocValuesProducer.java


示例10: getGlobalOrds

import org.apache.lucene.util.LongValues; //导入依赖的package包/类
/** 
 * Given a segment number, return a {@link LongValues} instance that maps
 * segment ordinals to global ordinals.
 */
public LongValues getGlobalOrds(int segmentIndex) {
  return segmentToGlobalOrds[segmentMap.oldToNew(segmentIndex)];
}
 
开发者ID:lamsfoundation,项目名称:lams,代码行数:8,代码来源:MultiDocValues.java



注:本文中的org.apache.lucene.util.LongValues类示例整理自Github/MSDocs等源码及文档管理平台,相关代码片段筛选自各路编程大神贡献的开源项目,源码版权归原作者所有,传播和使用请参考对应项目的License;未经允许,请勿转载。


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