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42 lines
1.2 KiB
42 lines
1.2 KiB
8 years ago
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// Copyright 2012-2015 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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// MatchAllQuery is the most simple query, which matches all documents,
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// giving them all a _score of 1.0.
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//
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// For more details, see
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// https://www.elastic.co/guide/en/elasticsearch/reference/master/query-dsl-match-all-query.html
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type MatchAllQuery struct {
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boost *float64
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}
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// NewMatchAllQuery creates and initializes a new match all query.
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func NewMatchAllQuery() *MatchAllQuery {
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return &MatchAllQuery{}
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}
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// Boost sets the boost for this query. Documents matching this query will
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// (in addition to the normal weightings) have their score multiplied by the
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// boost provided.
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func (q *MatchAllQuery) Boost(boost float64) *MatchAllQuery {
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q.boost = &boost
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return q
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}
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// Source returns JSON for the function score query.
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func (q MatchAllQuery) Source() (interface{}, error) {
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// {
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// "match_all" : { ... }
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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_all"] = params
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if q.boost != nil {
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params["boost"] = *q.boost
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}
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return source, nil
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}
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