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* update bleve to master b17287a86f6cac923a5d886e10618df994eeb54b6724eac2e3b8dde89cfbe3a2 * remove unused pkg from dep file * change bleve from master to recent revision
73 lines
2.0 KiB
Go
Vendored
73 lines
2.0 KiB
Go
Vendored
// Copyright (c) 2014 Couchbase, Inc.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package scorer
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import (
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"reflect"
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"github.com/blevesearch/bleve/search"
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"github.com/blevesearch/bleve/size"
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)
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var reflectStaticSizeConjunctionQueryScorer int
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func init() {
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var cqs ConjunctionQueryScorer
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reflectStaticSizeConjunctionQueryScorer = int(reflect.TypeOf(cqs).Size())
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}
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type ConjunctionQueryScorer struct {
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options search.SearcherOptions
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}
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func (s *ConjunctionQueryScorer) Size() int {
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return reflectStaticSizeConjunctionQueryScorer + size.SizeOfPtr
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}
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func NewConjunctionQueryScorer(options search.SearcherOptions) *ConjunctionQueryScorer {
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return &ConjunctionQueryScorer{
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options: options,
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}
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}
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func (s *ConjunctionQueryScorer) Score(ctx *search.SearchContext, constituents []*search.DocumentMatch) *search.DocumentMatch {
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var sum float64
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var childrenExplanations []*search.Explanation
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if s.options.Explain {
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childrenExplanations = make([]*search.Explanation, len(constituents))
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}
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for i, docMatch := range constituents {
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sum += docMatch.Score
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if s.options.Explain {
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childrenExplanations[i] = docMatch.Expl
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}
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}
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newScore := sum
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var newExpl *search.Explanation
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if s.options.Explain {
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newExpl = &search.Explanation{Value: sum, Message: "sum of:", Children: childrenExplanations}
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}
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// reuse constituents[0] as the return value
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rv := constituents[0]
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rv.Score = newScore
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rv.Expl = newExpl
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rv.FieldTermLocations = search.MergeFieldTermLocations(
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rv.FieldTermLocations, constituents[1:])
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return rv
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}
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