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* 搜索引擎新增根据内容获取分词结果接口 #40

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* 搜索引擎新增根据内容获取分词结果接口 #40

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21 changes: 14 additions & 7 deletions engine/engine.go
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Original file line number Diff line number Diff line change
Expand Up @@ -277,6 +277,19 @@ func (engine *Engine) FlushIndex() {
}
}

// 获取文本的分词结果
func (engine *Engine) Tokens(text []byte) (tokens []string) {
querySegments := engine.segmenter.Segment(text)
for _, s := range querySegments {
token := s.Token().Text()
if !engine.stopTokens.IsStopToken(token) {
tokens = append(tokens, token)
}
}

return tokens
}

// 查找满足搜索条件的文档，此函数线程安全
func (engine *Engine) Search(request types.SearchRequest) (output types.SearchResponse) {
if !engine.initialized {
Expand All @@ -296,13 +309,7 @@ func (engine *Engine) Search(request types.SearchRequest) (output types.SearchRe
// 收集关键词
tokens := []string{}
if request.Text != "" {
querySegments := engine.segmenter.Segment([]byte(request.Text))
for _, s := range querySegments {
token := s.Token().Text()
if !engine.stopTokens.IsStopToken(token) {
tokens = append(tokens, s.Token().Text())
}
}
tokens = engine.Tokens([]byte(request.Text))
} else {
for _, t := range request.Tokens {
tokens = append(tokens, t)
Expand Down