forgejo/vendor/github.com/blevesearch/bleve/mapping/analysis.go
2017-01-25 10:43:02 +08:00

100 lines
2.9 KiB
Go
Vendored

// 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 mapping
type customAnalysis struct {
CharFilters map[string]map[string]interface{} `json:"char_filters,omitempty"`
Tokenizers map[string]map[string]interface{} `json:"tokenizers,omitempty"`
TokenMaps map[string]map[string]interface{} `json:"token_maps,omitempty"`
TokenFilters map[string]map[string]interface{} `json:"token_filters,omitempty"`
Analyzers map[string]map[string]interface{} `json:"analyzers,omitempty"`
DateTimeParsers map[string]map[string]interface{} `json:"date_time_parsers,omitempty"`
}
func (c *customAnalysis) registerAll(i *IndexMappingImpl) error {
for name, config := range c.CharFilters {
_, err := i.cache.DefineCharFilter(name, config)
if err != nil {
return err
}
}
if len(c.Tokenizers) > 0 {
// put all the names in map tracking work to do
todo := map[string]struct{}{}
for name := range c.Tokenizers {
todo[name] = struct{}{}
}
registered := 1
errs := []error{}
// as long as we keep making progress, keep going
for len(todo) > 0 && registered > 0 {
registered = 0
errs = []error{}
for name := range todo {
config := c.Tokenizers[name]
_, err := i.cache.DefineTokenizer(name, config)
if err != nil {
errs = append(errs, err)
} else {
delete(todo, name)
registered++
}
}
}
if len(errs) > 0 {
return errs[0]
}
}
for name, config := range c.TokenMaps {
_, err := i.cache.DefineTokenMap(name, config)
if err != nil {
return err
}
}
for name, config := range c.TokenFilters {
_, err := i.cache.DefineTokenFilter(name, config)
if err != nil {
return err
}
}
for name, config := range c.Analyzers {
_, err := i.cache.DefineAnalyzer(name, config)
if err != nil {
return err
}
}
for name, config := range c.DateTimeParsers {
_, err := i.cache.DefineDateTimeParser(name, config)
if err != nil {
return err
}
}
return nil
}
func newCustomAnalysis() *customAnalysis {
rv := customAnalysis{
CharFilters: make(map[string]map[string]interface{}),
Tokenizers: make(map[string]map[string]interface{}),
TokenMaps: make(map[string]map[string]interface{}),
TokenFilters: make(map[string]map[string]interface{}),
Analyzers: make(map[string]map[string]interface{}),
DateTimeParsers: make(map[string]map[string]interface{}),
}
return &rv
}