dispatch/vendor/github.com/blevesearch/bleve/query_string.go
2016-03-01 01:51:26 +01:00

60 lines
1.6 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 bleve
import (
"github.com/blevesearch/bleve/index"
"github.com/blevesearch/bleve/search"
)
type queryStringQuery struct {
Query string `json:"query"`
BoostVal float64 `json:"boost,omitempty"`
}
// NewQueryStringQuery creates a new Query used for
// finding documents that satisfy a query string. The
// query string is a small query language for humans.
func NewQueryStringQuery(query string) *queryStringQuery {
return &queryStringQuery{
Query: query,
BoostVal: 1.0,
}
}
func (q *queryStringQuery) Boost() float64 {
return q.BoostVal
}
func (q *queryStringQuery) SetBoost(b float64) Query {
q.BoostVal = b
return q
}
func (q *queryStringQuery) Searcher(i index.IndexReader, m *IndexMapping, explain bool) (search.Searcher, error) {
newQuery, err := parseQuerySyntax(q.Query, m)
if err != nil {
return nil, err
}
return newQuery.Searcher(i, m, explain)
}
func (q *queryStringQuery) Validate() error {
return nil
}
func (q *queryStringQuery) Field() string {
return ""
}
func (q *queryStringQuery) SetField(f string) Query {
return q
}