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// _ _
// __ _____ __ ___ ___ __ _| |_ ___
// \ \ /\ / / _ \/ _` \ \ / / |/ _` | __/ _ \
// \ V V / __/ (_| |\ V /| | (_| | || __/
// \_/\_/ \___|\__,_| \_/ |_|\__,_|\__\___|
//
// Copyright © 2016 - 2024 Weaviate B.V. All rights reserved.
//
// CONTACT: [email protected]
//
package aggregator
import (
"bytes"
"encoding/binary"
"github.com/pkg/errors"
"github.com/weaviate/weaviate/entities/aggregation"
)
func newBoolAggregator() *boolAggregator {
return &boolAggregator{}
}
type boolAggregator struct {
countTrue uint64
countFalse uint64
}
func (a *boolAggregator) AddBoolRow(value []byte, count uint64) error {
var valueParsed bool
if err := binary.Read(bytes.NewReader(value), binary.LittleEndian,
&valueParsed); err != nil {
return errors.Wrap(err, "read bool")
}
if count == 0 {
// skip
return nil
}
if valueParsed {
a.countTrue += count
} else {
a.countFalse += count
}
return nil
}
func (a *boolAggregator) AddBool(value bool) error {
if value {
a.countTrue++
} else {
a.countFalse++
}
return nil
}
func (a *boolAggregator) Res() aggregation.Boolean {
out := aggregation.Boolean{}
count := int(a.countTrue) + int(a.countFalse)
if count == 0 {
return out
}
out.Count = count
out.TotalFalse = int(a.countFalse)
out.TotalTrue = int(a.countTrue)
out.PercentageTrue = float64(a.countTrue) / float64(count)
out.PercentageFalse = float64(a.countFalse) / float64(count)
return out
}
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