Пример #1
0
func newFieldReader(parent *BlockTreeTermsReader,
	fieldInfo *FieldInfo, numTerms int64, rootCode []byte,
	sumTotalTermFreq, sumDocFreq int64, docCount int,
	indexStartFP int64, longsSize int, indexIn store.IndexInput,
	minTerm, maxTerm []byte) (r FieldReader, err error) {

	// log.Print("Initializing FieldReader...")
	assert(numTerms > 0)
	r = FieldReader{
		parent:           parent,
		fieldInfo:        fieldInfo,
		numTerms:         numTerms,
		sumTotalTermFreq: sumTotalTermFreq,
		sumDocFreq:       sumDocFreq,
		docCount:         docCount,
		indexStartFP:     indexStartFP,
		rootCode:         rootCode,
		longsSize:        longsSize,
		minTerm:          minTerm,
		maxTerm:          maxTerm,
	}
	// log.Printf("BTTR: seg=%v field=%v rootBlockCode=%v divisor=",
	// 	parent.segment, fieldInfo.Name, rootCode)

	in := store.NewByteArrayDataInput(rootCode)
	n, err := in.ReadVLong()
	if err != nil {
		return r, err
	}
	r.rootBlockFP = int64(uint64(n) >> BTT_OUTPUT_FLAGS_NUM_BITS)

	if indexIn != nil {
		clone := indexIn.Clone()
		// log.Printf("start=%v field=%v", indexStartFP, fieldInfo.Name)
		clone.Seek(indexStartFP)
		r.index, err = fst.LoadFST(clone, fst.ByteSequenceOutputsSingleton())
	}

	return r, err
}
Пример #2
0
func newFieldReader(owner *BlockTreeTermsReader,
	fieldInfo model.FieldInfo, numTerms int64, rootCode []byte,
	sumTotalTermFreq, sumDocFreq int64, docCount int32, indexStartFP int64,
	indexIn store.IndexInput) (r FieldReader, err error) {
	log.Print("Initializing FieldReader...")
	if numTerms <= 0 {
		panic("assert fail")
	}
	// assert numTerms > 0
	r = FieldReader{
		BlockTreeTermsReader: owner,
		fieldInfo:            fieldInfo,
		numTerms:             numTerms,
		sumTotalTermFreq:     sumTotalTermFreq,
		sumDocFreq:           sumDocFreq,
		docCount:             docCount,
		indexStartFP:         indexStartFP,
		rootCode:             rootCode,
	}
	log.Printf("BTTR: seg=%v field=%v rootBlockCode=%v divisor=",
		owner.segment, fieldInfo.Name, rootCode)

	in := store.NewByteArrayDataInput(rootCode)
	n, err := in.ReadVLong()
	if err != nil {
		return r, err
	}
	r.rootBlockFP = int64(uint64(n) >> BTT_OUTPUT_FLAGS_NUM_BITS)

	if indexIn != nil {
		clone := indexIn.Clone()
		log.Printf("start=%v field=%v", indexStartFP, fieldInfo.Name)
		clone.Seek(indexStartFP)
		r.index, err = fst.LoadFST(clone, fst.ByteSequenceOutputsSingleton())
	}

	return r, err
}