a41f938cec
As we have seen, dependencies version can prevent the build. We should user lock versions on dependencies that we know work: * Packages are vendored * Add Godep support * Added addtional install step in readme * Fix travis build error
144 lignes
4,1 Kio
Go
144 lignes
4,1 Kio
Go
// Copyright 2012-present Oliver Eilhard. All rights reserved.
|
|
// Use of this source code is governed by a MIT-license.
|
|
// See http://olivere.mit-license.org/license.txt for details.
|
|
|
|
package elastic
|
|
|
|
// TopHitsAggregation keeps track of the most relevant document
|
|
// being aggregated. This aggregator is intended to be used as a
|
|
// sub aggregator, so that the top matching documents
|
|
// can be aggregated per bucket.
|
|
//
|
|
// It can effectively be used to group result sets by certain fields via
|
|
// a bucket aggregator. One or more bucket aggregators determines by
|
|
// which properties a result set get sliced into.
|
|
//
|
|
// See: https://www.elastic.co/guide/en/elasticsearch/reference/5.2/search-aggregations-metrics-top-hits-aggregation.html
|
|
type TopHitsAggregation struct {
|
|
searchSource *SearchSource
|
|
}
|
|
|
|
func NewTopHitsAggregation() *TopHitsAggregation {
|
|
return &TopHitsAggregation{
|
|
searchSource: NewSearchSource(),
|
|
}
|
|
}
|
|
|
|
func (a *TopHitsAggregation) From(from int) *TopHitsAggregation {
|
|
a.searchSource = a.searchSource.From(from)
|
|
return a
|
|
}
|
|
|
|
func (a *TopHitsAggregation) Size(size int) *TopHitsAggregation {
|
|
a.searchSource = a.searchSource.Size(size)
|
|
return a
|
|
}
|
|
|
|
func (a *TopHitsAggregation) TrackScores(trackScores bool) *TopHitsAggregation {
|
|
a.searchSource = a.searchSource.TrackScores(trackScores)
|
|
return a
|
|
}
|
|
|
|
func (a *TopHitsAggregation) Explain(explain bool) *TopHitsAggregation {
|
|
a.searchSource = a.searchSource.Explain(explain)
|
|
return a
|
|
}
|
|
|
|
func (a *TopHitsAggregation) Version(version bool) *TopHitsAggregation {
|
|
a.searchSource = a.searchSource.Version(version)
|
|
return a
|
|
}
|
|
|
|
func (a *TopHitsAggregation) NoStoredFields() *TopHitsAggregation {
|
|
a.searchSource = a.searchSource.NoStoredFields()
|
|
return a
|
|
}
|
|
|
|
func (a *TopHitsAggregation) FetchSource(fetchSource bool) *TopHitsAggregation {
|
|
a.searchSource = a.searchSource.FetchSource(fetchSource)
|
|
return a
|
|
}
|
|
|
|
func (a *TopHitsAggregation) FetchSourceContext(fetchSourceContext *FetchSourceContext) *TopHitsAggregation {
|
|
a.searchSource = a.searchSource.FetchSourceContext(fetchSourceContext)
|
|
return a
|
|
}
|
|
|
|
func (a *TopHitsAggregation) DocvalueFields(docvalueFields ...string) *TopHitsAggregation {
|
|
a.searchSource = a.searchSource.DocvalueFields(docvalueFields...)
|
|
return a
|
|
}
|
|
|
|
func (a *TopHitsAggregation) DocvalueField(docvalueField string) *TopHitsAggregation {
|
|
a.searchSource = a.searchSource.DocvalueField(docvalueField)
|
|
return a
|
|
}
|
|
|
|
func (a *TopHitsAggregation) ScriptFields(scriptFields ...*ScriptField) *TopHitsAggregation {
|
|
a.searchSource = a.searchSource.ScriptFields(scriptFields...)
|
|
return a
|
|
}
|
|
|
|
func (a *TopHitsAggregation) ScriptField(scriptField *ScriptField) *TopHitsAggregation {
|
|
a.searchSource = a.searchSource.ScriptField(scriptField)
|
|
return a
|
|
}
|
|
|
|
func (a *TopHitsAggregation) Sort(field string, ascending bool) *TopHitsAggregation {
|
|
a.searchSource = a.searchSource.Sort(field, ascending)
|
|
return a
|
|
}
|
|
|
|
func (a *TopHitsAggregation) SortWithInfo(info SortInfo) *TopHitsAggregation {
|
|
a.searchSource = a.searchSource.SortWithInfo(info)
|
|
return a
|
|
}
|
|
|
|
func (a *TopHitsAggregation) SortBy(sorter ...Sorter) *TopHitsAggregation {
|
|
a.searchSource = a.searchSource.SortBy(sorter...)
|
|
return a
|
|
}
|
|
|
|
func (a *TopHitsAggregation) Highlight(highlight *Highlight) *TopHitsAggregation {
|
|
a.searchSource = a.searchSource.Highlight(highlight)
|
|
return a
|
|
}
|
|
|
|
func (a *TopHitsAggregation) Highlighter() *Highlight {
|
|
return a.searchSource.Highlighter()
|
|
}
|
|
|
|
func (a *TopHitsAggregation) Source() (interface{}, error) {
|
|
// Example:
|
|
// {
|
|
// "aggs": {
|
|
// "top_tag_hits": {
|
|
// "top_hits": {
|
|
// "sort": [
|
|
// {
|
|
// "last_activity_date": {
|
|
// "order": "desc"
|
|
// }
|
|
// }
|
|
// ],
|
|
// "_source": {
|
|
// "include": [
|
|
// "title"
|
|
// ]
|
|
// },
|
|
// "size" : 1
|
|
// }
|
|
// }
|
|
// }
|
|
// }
|
|
// This method returns only the { "top_hits" : { ... } } part.
|
|
|
|
source := make(map[string]interface{})
|
|
src, err := a.searchSource.Source()
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
source["top_hits"] = src
|
|
return source, nil
|
|
}
|