40 lines
1.0 KiB
Go
40 lines
1.0 KiB
Go
// Copyright 2012-present Oliver Eilhard. All rights reserved.
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// Use of this source code is governed by a MIT-license.
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// See http://olivere.mit-license.org/license.txt for details.
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package elastic
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// MatchNoneQuery returns no documents. It is the inverse of
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// MatchAllQuery.
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//
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// For more details, see
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// https://www.elastic.co/guide/en/elasticsearch/reference/6.2/query-dsl-match-all-query.html
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type MatchNoneQuery struct {
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queryName string
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}
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// NewMatchNoneQuery creates and initializes a new match none query.
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func NewMatchNoneQuery() *MatchNoneQuery {
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return &MatchNoneQuery{}
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}
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// QueryName sets the query name.
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func (q *MatchNoneQuery) QueryName(name string) *MatchNoneQuery {
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q.queryName = name
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return q
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}
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// Source returns JSON for the match none query.
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func (q MatchNoneQuery) Source() (interface{}, error) {
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// {
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// "match_none" : { ... }
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// }
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source := make(map[string]interface{})
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params := make(map[string]interface{})
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source["match_none"] = params
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if q.queryName != "" {
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params["_name"] = q.queryName
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}
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return source, nil
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}
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