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gitea/vendor/github.com/blevesearch/bleve/builder.go

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// Copyright (c) 2019 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 (
"encoding/json"
"fmt"
"github.com/blevesearch/bleve/document"
"github.com/blevesearch/bleve/index"
"github.com/blevesearch/bleve/index/scorch"
"github.com/blevesearch/bleve/mapping"
)
type builderImpl struct {
b index.IndexBuilder
m mapping.IndexMapping
}
func (b *builderImpl) Index(id string, data interface{}) error {
if id == "" {
return ErrorEmptyID
}
doc := document.NewDocument(id)
err := b.m.MapDocument(doc, data)
if err != nil {
return err
}
err = b.b.Index(doc)
return err
}
func (b *builderImpl) Close() error {
return b.b.Close()
}
func newBuilder(path string, mapping mapping.IndexMapping, config map[string]interface{}) (Builder, error) {
if path == "" {
return nil, fmt.Errorf("builder requires path")
}
err := mapping.Validate()
if err != nil {
return nil, err
}
if config == nil {
config = map[string]interface{}{}
}
// the builder does not have an API to interact with internal storage
// however we can pass k/v pairs through the config
mappingBytes, err := json.Marshal(mapping)
if err != nil {
return nil, err
}
config["internal"] = map[string][]byte{
string(mappingInternalKey): mappingBytes,
}
// do not use real config, as these are options for the builder,
// not the resulting index
meta := newIndexMeta(scorch.Name, scorch.Name, map[string]interface{}{})
err = meta.Save(path)
if err != nil {
return nil, err
}
config["path"] = indexStorePath(path)
b, err := scorch.NewBuilder(config)
if err != nil {
return nil, err
}
rv := &builderImpl{
b: b,
m: mapping,
}
return rv, nil
}