f248089523
* Implement basic S3 notifications through queues Supports multiple queues and three basic queue types: 1. NilQueue -- messages don't get sent anywhere 2. LogQueue -- messages get logged 3. AmqpQueue -- messages are sent to an AMQP queue * api: Implement bucket notification. Supports two different queue types - AMQP - ElasticSearch. * Add support for redis
98 lines
2.6 KiB
Go
98 lines
2.6 KiB
Go
// 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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// HasParentQuery accepts a query and a parent type. The query is executed
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// in the parent document space which is specified by the parent type.
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// This query returns child documents which associated parents have matched.
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// For the rest has_parent query has the same options and works in the
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// same manner as has_child query.
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//
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// For more details, see
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// https://www.elastic.co/guide/en/elasticsearch/reference/current/query-dsl-has-parent-query.html
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type HasParentQuery struct {
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query Query
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parentType string
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boost *float64
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scoreType string
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queryName string
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innerHit *InnerHit
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}
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// NewHasParentQuery creates and initializes a new has_parent query.
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func NewHasParentQuery(parentType string, query Query) *HasParentQuery {
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return &HasParentQuery{
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query: query,
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parentType: parentType,
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}
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}
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// Boost sets the boost for this query.
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func (q *HasParentQuery) Boost(boost float64) *HasParentQuery {
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q.boost = &boost
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return q
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}
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// ScoreType defines how the parent score is mapped into the child documents.
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func (q *HasParentQuery) ScoreType(scoreType string) *HasParentQuery {
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q.scoreType = scoreType
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return q
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}
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// QueryName specifies the query name for the filter that can be used when
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// searching for matched filters per hit.
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func (q *HasParentQuery) QueryName(queryName string) *HasParentQuery {
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q.queryName = queryName
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return q
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}
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// InnerHit sets the inner hit definition in the scope of this query and
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// reusing the defined type and query.
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func (q *HasParentQuery) InnerHit(innerHit *InnerHit) *HasParentQuery {
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q.innerHit = innerHit
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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 *HasParentQuery) Source() (interface{}, error) {
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// {
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// "has_parent" : {
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// "parent_type" : "blog",
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// "query" : {
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// "term" : {
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// "tag" : "something"
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// }
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// }
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// }
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// }
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source := make(map[string]interface{})
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query := make(map[string]interface{})
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source["has_parent"] = query
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src, err := q.query.Source()
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if err != nil {
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return nil, err
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}
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query["query"] = src
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query["parent_type"] = q.parentType
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if q.boost != nil {
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query["boost"] = *q.boost
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}
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if q.scoreType != "" {
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query["score_type"] = q.scoreType
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}
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if q.queryName != "" {
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query["_name"] = q.queryName
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}
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if q.innerHit != nil {
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src, err := q.innerHit.Source()
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if err != nil {
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return nil, err
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}
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query["inner_hits"] = src
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}
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return source, nil
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}
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