47 lines
1.4 KiB
Go
47 lines
1.4 KiB
Go
// Copyright (c) 2014 Couchbase, Inc.
|
|
// Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file
|
|
// except in compliance with the License. You may obtain a copy of the License at
|
|
// http://www.apache.org/licenses/LICENSE-2.0
|
|
// Unless required by applicable law or agreed to in writing, software distributed under the
|
|
// License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND,
|
|
// either express or implied. See the License for the specific language governing permissions
|
|
// and limitations under the License.
|
|
|
|
package query
|
|
|
|
import (
|
|
"encoding/json"
|
|
|
|
"github.com/blevesearch/bleve/index"
|
|
"github.com/blevesearch/bleve/mapping"
|
|
"github.com/blevesearch/bleve/search"
|
|
"github.com/blevesearch/bleve/search/searchers"
|
|
)
|
|
|
|
type MatchNoneQuery struct {
|
|
Boost *Boost `json:"boost,omitempty"`
|
|
}
|
|
|
|
// NewMatchNoneQuery creates a Query which will not
|
|
// match any documents in the index.
|
|
func NewMatchNoneQuery() *MatchNoneQuery {
|
|
return &MatchNoneQuery{}
|
|
}
|
|
|
|
func (q *MatchNoneQuery) SetBoost(b float64) {
|
|
boost := Boost(b)
|
|
q.Boost = &boost
|
|
}
|
|
|
|
func (q *MatchNoneQuery) Searcher(i index.IndexReader, m mapping.IndexMapping, explain bool) (search.Searcher, error) {
|
|
return searchers.NewMatchNoneSearcher(i)
|
|
}
|
|
|
|
func (q *MatchNoneQuery) MarshalJSON() ([]byte, error) {
|
|
tmp := map[string]interface{}{
|
|
"boost": q.Boost,
|
|
"match_none": map[string]interface{}{},
|
|
}
|
|
return json.Marshal(tmp)
|
|
}
|