b0f7457d9e
* Improve issue indexer * Fix new issue sqlite bug * Different test indexer paths for each db * Add integration indexer paths to make clean
95 lines
2.7 KiB
Go
Vendored
95 lines
2.7 KiB
Go
Vendored
// Copyright (c) 2017 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 query
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import (
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"fmt"
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"github.com/blevesearch/bleve/index"
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"github.com/blevesearch/bleve/mapping"
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"github.com/blevesearch/bleve/search"
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"github.com/blevesearch/bleve/search/searcher"
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)
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type TermRangeQuery struct {
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Min string `json:"min,omitempty"`
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Max string `json:"max,omitempty"`
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InclusiveMin *bool `json:"inclusive_min,omitempty"`
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InclusiveMax *bool `json:"inclusive_max,omitempty"`
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FieldVal string `json:"field,omitempty"`
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BoostVal *Boost `json:"boost,omitempty"`
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}
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// NewTermRangeQuery creates a new Query for ranges
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// of text term values.
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// Either, but not both endpoints can be nil.
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// The minimum value is inclusive.
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// The maximum value is exclusive.
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func NewTermRangeQuery(min, max string) *TermRangeQuery {
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return NewTermRangeInclusiveQuery(min, max, nil, nil)
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}
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// NewTermRangeInclusiveQuery creates a new Query for ranges
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// of numeric values.
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// Either, but not both endpoints can be nil.
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// Control endpoint inclusion with inclusiveMin, inclusiveMax.
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func NewTermRangeInclusiveQuery(min, max string, minInclusive, maxInclusive *bool) *TermRangeQuery {
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return &TermRangeQuery{
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Min: min,
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Max: max,
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InclusiveMin: minInclusive,
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InclusiveMax: maxInclusive,
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}
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}
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func (q *TermRangeQuery) SetBoost(b float64) {
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boost := Boost(b)
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q.BoostVal = &boost
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}
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func (q *TermRangeQuery) Boost() float64 {
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return q.BoostVal.Value()
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}
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func (q *TermRangeQuery) SetField(f string) {
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q.FieldVal = f
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}
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func (q *TermRangeQuery) Field() string {
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return q.FieldVal
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}
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func (q *TermRangeQuery) Searcher(i index.IndexReader, m mapping.IndexMapping, options search.SearcherOptions) (search.Searcher, error) {
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field := q.FieldVal
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if q.FieldVal == "" {
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field = m.DefaultSearchField()
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}
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var minTerm []byte
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if q.Min != "" {
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minTerm = []byte(q.Min)
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}
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var maxTerm []byte
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if q.Max != "" {
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maxTerm = []byte(q.Max)
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}
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return searcher.NewTermRangeSearcher(i, minTerm, maxTerm, q.InclusiveMin, q.InclusiveMax, field, q.BoostVal.Value(), options)
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}
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func (q *TermRangeQuery) Validate() error {
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if q.Min == "" && q.Min == q.Max {
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return fmt.Errorf("term range query must specify min or max")
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}
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return nil
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}
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