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telegraf/plugins/inputs/opensearch_query/aggregation.bucket.go

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package opensearch_query
import (
"errors"
"fmt"
)
type bucketAggregationRequest map[string]*aggregationFunction
func (b bucketAggregationRequest) addAggregation(name, aggType, field string) error {
switch aggType {
case "terms":
default:
return fmt.Errorf("aggregation function %q not supported", aggType)
}
b[name] = &aggregationFunction{
aggType: aggType,
field: field,
}
return nil
}
func (b bucketAggregationRequest) addNestedAggregation(name string, a aggregationRequest) {
b[name].nested = a
}
func (b bucketAggregationRequest) bucketSize(name string, size int) error {
if size <= 0 {
return errors.New("invalid size; must be integer value > 0")
}
if _, ok := b[name]; !ok {
return fmt.Errorf("aggregation %q not found", name)
}
b[name].setSize(size)
return nil
}
func (b bucketAggregationRequest) missing(name, missing string) {
b[name].setMissing(missing)
}