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int.go
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/
int.go
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/*
* Copyright The OpenTelemetry Authors
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
*/
package builder
import (
"github.com/apache/arrow/go/v16/arrow/array"
"github.com/open-telemetry/otel-arrow/pkg/otel/common/schema"
"github.com/open-telemetry/otel-arrow/pkg/otel/common/schema/update"
)
// Int32Builder is a wrapper around the arrow Int32Builder.
type Int32Builder struct {
builder array.Builder
transformNode *schema.TransformNode
updateRequest *update.SchemaUpdateRequest
}
// Append appends a value to the underlying builder and updates the
// transform node if the builder is nil.
func (b *Int32Builder) Append(value int32) {
if b.builder != nil {
switch builder := b.builder.(type) {
case *array.Int32Builder:
builder.Append(value)
case *array.Int32DictionaryBuilder:
if err := builder.Append(value); err != nil {
// Should never happen.
panic(err)
}
default:
// Should never happen.
panic("unknown builder type")
}
return
}
if b.updateRequest != nil {
// If the builder is nil, then the transform node is not optional.
b.transformNode.RemoveOptional()
b.updateRequest.Inc(&update.NewFieldEvent{FieldName: b.transformNode.Path()})
b.updateRequest = nil // No need to report this again.
}
}
// AppendNonZero appends a value to the underlying builder and updates the
// transform node if the builder is nil.
// Note: 0 values are not appended to the builder.
func (b *Int32Builder) AppendNonZero(value int32) {
if b.builder != nil {
if value == 0 {
b.builder.AppendNull()
return
}
switch builder := b.builder.(type) {
case *array.Int32Builder:
builder.Append(value)
case *array.Int32DictionaryBuilder:
if err := builder.Append(value); err != nil {
// Should never happen.
panic(err)
}
default:
// Should never happen.
panic("unknown builder type")
}
return
}
if value != 0 && b.updateRequest != nil {
// If the builder is nil, then the transform node is not optional.
b.transformNode.RemoveOptional()
b.updateRequest.Inc(&update.NewFieldEvent{FieldName: b.transformNode.Path()})
b.updateRequest = nil // No need to report this again.
}
}
// AppendNull appends a null value to the underlying builder. If the builder is
// nil we do nothing as we have no information about the presence of this field
// in the data.
func (b *Int32Builder) AppendNull() {
if b.builder != nil {
b.builder.AppendNull()
return
}
}
// Int64Builder is a wrapper around the arrow Int64Builder.
type Int64Builder struct {
builder array.Builder
transformNode *schema.TransformNode
updateRequest *update.SchemaUpdateRequest
}
// Append appends a value to the underlying builder and updates the
// transform node if the builder is nil.
func (b *Int64Builder) Append(value int64) {
if b.builder != nil {
switch builder := b.builder.(type) {
case *array.Int64Builder:
builder.Append(value)
case *array.Int64DictionaryBuilder:
if err := builder.Append(value); err != nil {
// Should never happen.
panic(err)
}
default:
// Should never happen.
panic("unknown builder type")
}
return
}
if b.updateRequest != nil {
// If the builder is nil, then the transform node is not optional.
b.transformNode.RemoveOptional()
b.updateRequest.Inc(&update.NewFieldEvent{FieldName: b.transformNode.Path()})
b.updateRequest = nil // No need to report this again.
}
}
// AppendNonZero appends a value to the underlying builder and updates the
// transform node if the builder is nil.
// Note: 0 value are not appended.
func (b *Int64Builder) AppendNonZero(value int64) {
if b.builder != nil {
if value == 0 {
b.builder.AppendNull()
return
}
switch builder := b.builder.(type) {
case *array.Int64Builder:
builder.Append(value)
case *array.Int64DictionaryBuilder:
if err := builder.Append(value); err != nil {
// Should never happen.
panic(err)
}
default:
// Should never happen.
panic("unknown builder type")
}
return
}
if value != 0 && b.updateRequest != nil {
// If the builder is nil, then the transform node is not optional.
b.transformNode.RemoveOptional()
b.updateRequest.Inc(&update.NewFieldEvent{FieldName: b.transformNode.Path()})
b.updateRequest = nil // No need to report this again.
}
}
// AppendNull appends a null value to the underlying builder. If the builder is
// nil we do nothing as we have no information about the presence of this field
// in the data.
func (b *Int64Builder) AppendNull() {
if b.builder != nil {
b.builder.AppendNull()
return
}
}