e188fe35f7
instead of separate DocumentMatch/DocumentMatchInternal rules are simple, everything operates on the IndexInternalID field until the results are returned, then ID is set correctly the IndexInternalID field is not exported to JSON
111 lines
3.4 KiB
Go
111 lines
3.4 KiB
Go
// Copyright (c) 2014 Couchbase, Inc.
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// Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file
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// except in compliance with the License. You may obtain a copy of the License at
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// http://www.apache.org/licenses/LICENSE-2.0
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// Unless required by applicable law or agreed to in writing, software distributed under the
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// License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND,
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// either express or implied. See the License for the specific language governing permissions
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// and limitations under the License.
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package search
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import "github.com/blevesearch/bleve/index"
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type Location struct {
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Pos float64 `json:"pos"`
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Start float64 `json:"start"`
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End float64 `json:"end"`
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ArrayPositions []float64 `json:"array_positions"`
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}
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// SameArrayElement returns true if two locations are point to
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// the same array element
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func (l *Location) SameArrayElement(other *Location) bool {
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if len(l.ArrayPositions) != len(other.ArrayPositions) {
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return false
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}
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for i, elem := range l.ArrayPositions {
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if other.ArrayPositions[i] != elem {
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return false
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}
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}
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return true
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}
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type Locations []*Location
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type TermLocationMap map[string]Locations
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func (t TermLocationMap) AddLocation(term string, location *Location) {
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existingLocations, exists := t[term]
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if exists {
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existingLocations = append(existingLocations, location)
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t[term] = existingLocations
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} else {
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locations := make(Locations, 1)
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locations[0] = location
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t[term] = locations
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}
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}
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type FieldTermLocationMap map[string]TermLocationMap
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type FieldFragmentMap map[string][]string
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type DocumentMatch struct {
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Index string `json:"index,omitempty"`
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ID string `json:"id"`
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IndexInternalID index.IndexInternalID `json:"-"`
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Score float64 `json:"score"`
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Expl *Explanation `json:"explanation,omitempty"`
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Locations FieldTermLocationMap `json:"locations,omitempty"`
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Fragments FieldFragmentMap `json:"fragments,omitempty"`
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// Fields contains the values for document fields listed in
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// SearchRequest.Fields. Text fields are returned as strings, numeric
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// fields as float64s and date fields as time.RFC3339 formatted strings.
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Fields map[string]interface{} `json:"fields,omitempty"`
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}
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func (dm *DocumentMatch) AddFieldValue(name string, value interface{}) {
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if dm.Fields == nil {
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dm.Fields = make(map[string]interface{})
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}
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existingVal, ok := dm.Fields[name]
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if !ok {
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dm.Fields[name] = value
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return
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}
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valSlice, ok := existingVal.([]interface{})
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if ok {
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// already a slice, append to it
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valSlice = append(valSlice, value)
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} else {
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// create a slice
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valSlice = []interface{}{existingVal, value}
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}
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dm.Fields[name] = valSlice
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}
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func (dm *DocumentMatch) Reset() *DocumentMatch {
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*dm = DocumentMatch{}
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return dm
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}
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type DocumentMatchCollection []*DocumentMatch
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func (c DocumentMatchCollection) Len() int { return len(c) }
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func (c DocumentMatchCollection) Swap(i, j int) { c[i], c[j] = c[j], c[i] }
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func (c DocumentMatchCollection) Less(i, j int) bool { return c[i].Score > c[j].Score }
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type Searcher interface {
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Next(preAllocated *DocumentMatch) (*DocumentMatch, error)
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Advance(ID index.IndexInternalID, preAllocated *DocumentMatch) (*DocumentMatch, error)
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Close() error
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Weight() float64
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SetQueryNorm(float64)
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Count() uint64
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Min() int
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}
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