Source File
	numericbuilder.gen.go

Belonging Package
	github.com/apache/arrow-go/v18/arrow/array

// Code generated by array/numericbuilder.gen.go.tmpl. DO NOT EDIT.

// Licensed to the Apache Software Foundation (ASF) under one
// or more contributor license agreements.  See the NOTICE file
// distributed with this work for additional information
// regarding copyright ownership.  The ASF licenses this file
// to you 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 array

import (
	"bytes"
	"fmt"
	"reflect"
	"strconv"
	"strings"
	"time"

	"github.com/apache/arrow-go/v18/arrow"
	"github.com/apache/arrow-go/v18/arrow/bitutil"
	"github.com/apache/arrow-go/v18/arrow/internal/debug"
	"github.com/apache/arrow-go/v18/arrow/memory"
	"github.com/apache/arrow-go/v18/internal/json"
)

type Int64Builder struct {
	builder

	data    *memory.Buffer
	rawData []int64
}

func NewInt64Builder(mem memory.Allocator) *Int64Builder {
	b := &Int64Builder{builder: builder{mem: mem}}
	b.refCount.Add(1)
	return b
}

func (b *Int64Builder) Type() arrow.DataType { return arrow.PrimitiveTypes.Int64 }

// Release decreases the reference count by 1.
// When the reference count goes to zero, the memory is freed.
func (b *Int64Builder) Release() {
	debug.Assert(b.refCount.Load() > 0, "too many releases")

	if b.refCount.Add(-1) == 0 {
		if b.nullBitmap != nil {
			b.nullBitmap.Release()
			b.nullBitmap = nil
		}
		if b.data != nil {
			b.data.Release()
			b.data = nil
			b.rawData = nil
		}
	}
}

func (b *Int64Builder) Append(v int64) {
	b.Reserve(1)
	b.UnsafeAppend(v)
}

func (b *Int64Builder) AppendNull() {
	b.Reserve(1)
	b.UnsafeAppendBoolToBitmap(false)
}

func (b *Int64Builder) AppendNulls(n int) {
	for i := 0; i < n; i++ {
		b.AppendNull()
	}
}

func (b *Int64Builder) AppendEmptyValue() {
	b.Append(0)
}

func (b *Int64Builder) AppendEmptyValues(n int) {
	for i := 0; i < n; i++ {
		b.AppendEmptyValue()
	}
}

func (b *Int64Builder) UnsafeAppend(v int64) {
	bitutil.SetBit(b.nullBitmap.Bytes(), b.length)
	b.rawData[b.length] = v
	b.length++
}

func (b *Int64Builder) UnsafeAppendBoolToBitmap(isValid bool) {
	if isValid {
		bitutil.SetBit(b.nullBitmap.Bytes(), b.length)
	} else {
		b.nulls++
	}
	b.length++
}

// AppendValues will append the values in the v slice. The valid slice determines which values
// in v are valid (not null). The valid slice must either be empty or be equal in length to v. If empty,
// all values in v are appended and considered valid.
func (b *Int64Builder) AppendValues(v []int64, valid []bool) {
	if len(v) != len(valid) && len(valid) != 0 {
		panic("len(v) != len(valid) && len(valid) != 0")
	}

	if len(v) == 0 {
		return
	}

	b.Reserve(len(v))
	arrow.Int64Traits.Copy(b.rawData[b.length:], v)
	b.builder.unsafeAppendBoolsToBitmap(valid, len(v))
}

func (b *Int64Builder) init(capacity int) {
	b.builder.init(capacity)

	b.data = memory.NewResizableBuffer(b.mem)
	bytesN := arrow.Int64Traits.BytesRequired(capacity)
	b.data.Resize(bytesN)
	b.rawData = arrow.Int64Traits.CastFromBytes(b.data.Bytes())
}

// Reserve ensures there is enough space for appending n elements
// by checking the capacity and calling Resize if necessary.
func (b *Int64Builder) Reserve(n int) {
	b.builder.reserve(n, b.Resize)
}

// Resize adjusts the space allocated by b to n elements. If n is greater than b.Cap(),
// additional memory will be allocated. If n is smaller, the allocated memory may reduced.
func (b *Int64Builder) Resize(n int) {
	nBuilder := n
	if n < minBuilderCapacity {
		n = minBuilderCapacity
	}

	if b.capacity == 0 {
		b.init(n)
	} else {
		b.builder.resize(nBuilder, b.init)
		b.data.Resize(arrow.Int64Traits.BytesRequired(n))
		b.rawData = arrow.Int64Traits.CastFromBytes(b.data.Bytes())
	}
}

func (b *Int64Builder) Value(i int) int64 {
	return b.rawData[i]
}

// NewArray creates a Int64 array from the memory buffers used by the builder and resets the Int64Builder
// so it can be used to build a new array.
func (b *Int64Builder) NewArray() arrow.Array {
	return b.NewInt64Array()
}

// NewInt64Array creates a Int64 array from the memory buffers used by the builder and resets the Int64Builder
// so it can be used to build a new array.
func (b *Int64Builder) NewInt64Array() (a *Int64) {
	data := b.newData()
	a = NewInt64Data(data)
	data.Release()
	return
}

func (b *Int64Builder) newData() (data *Data) {
	bytesRequired := arrow.Int64Traits.BytesRequired(b.length)
	if bytesRequired > 0 && bytesRequired < b.data.Len() {
		// trim buffers
		b.data.Resize(bytesRequired)
	}
	data = NewData(arrow.PrimitiveTypes.Int64, b.length, []*memory.Buffer{b.nullBitmap, b.data}, nil, b.nulls, 0)
	b.reset()

	if b.data != nil {
		b.data.Release()
		b.data = nil
		b.rawData = nil
	}

	return
}

func (b *Int64Builder) AppendValueFromString(s string) error {
	if s == NullValueStr {
		b.AppendNull()
		return nil
	}
	v, err := strconv.ParseInt(s, 10, 8*8)
	if err != nil {
		b.AppendNull()
		return err
	}
	b.Append(int64(v))
	return nil
}

func (b *Int64Builder) UnmarshalOne(dec *json.Decoder) error {
	t, err := dec.Token()
	if err != nil {
		return err
	}

	switch v := t.(type) {
	case nil:
		b.AppendNull()

	case string:
		f, err := strconv.ParseInt(v, 10, 8*8)
		if err != nil {
			return &json.UnmarshalTypeError{
				Value:  v,
				Type:   reflect.TypeOf(int64(0)),
				Offset: dec.InputOffset(),
			}
		}
		b.Append(int64(f))
	case float64:
		b.Append(int64(v))
	case json.Number:
		f, err := strconv.ParseInt(v.String(), 10, 8*8)
		if err != nil {
			return &json.UnmarshalTypeError{
				Value:  v.String(),
				Type:   reflect.TypeOf(int64(0)),
				Offset: dec.InputOffset(),
			}
		}
		b.Append(int64(f))

	default:
		return &json.UnmarshalTypeError{
			Value:  fmt.Sprint(t),
			Type:   reflect.TypeOf(int64(0)),
			Offset: dec.InputOffset(),
		}
	}

	return nil
}

func (b *Int64Builder) Unmarshal(dec *json.Decoder) error {
	for dec.More() {
		if err := b.UnmarshalOne(dec); err != nil {
			return err
		}
	}
	return nil
}

func (b *Int64Builder) UnmarshalJSON(data []byte) error {
	dec := json.NewDecoder(bytes.NewReader(data))
	t, err := dec.Token()
	if err != nil {
		return err
	}

	if delim, ok := t.(json.Delim); !ok || delim != '[' {
		return fmt.Errorf("binary builder must unpack from json array, found %s", delim)
	}

	return b.Unmarshal(dec)
}

type Uint64Builder struct {
	builder

	data    *memory.Buffer
	rawData []uint64
}

func NewUint64Builder(mem memory.Allocator) *Uint64Builder {
	b := &Uint64Builder{builder: builder{mem: mem}}
	b.refCount.Add(1)
	return b
}

func (b *Uint64Builder) Type() arrow.DataType { return arrow.PrimitiveTypes.Uint64 }

// Release decreases the reference count by 1.
// When the reference count goes to zero, the memory is freed.
func (b *Uint64Builder) Release() {
	debug.Assert(b.refCount.Load() > 0, "too many releases")

	if b.refCount.Add(-1) == 0 {
		if b.nullBitmap != nil {
			b.nullBitmap.Release()
			b.nullBitmap = nil
		}
		if b.data != nil {
			b.data.Release()
			b.data = nil
			b.rawData = nil
		}
	}
}

func (b *Uint64Builder) Append(v uint64) {
	b.Reserve(1)
	b.UnsafeAppend(v)
}

func (b *Uint64Builder) AppendNull() {
	b.Reserve(1)
	b.UnsafeAppendBoolToBitmap(false)
}

func (b *Uint64Builder) AppendNulls(n int) {
	for i := 0; i < n; i++ {
		b.AppendNull()
	}
}

func (b *Uint64Builder) AppendEmptyValue() {
	b.Append(0)
}

func (b *Uint64Builder) AppendEmptyValues(n int) {
	for i := 0; i < n; i++ {
		b.AppendEmptyValue()
	}
}

func (b *Uint64Builder) UnsafeAppend(v uint64) {
	bitutil.SetBit(b.nullBitmap.Bytes(), b.length)
	b.rawData[b.length] = v
	b.length++
}

func (b *Uint64Builder) UnsafeAppendBoolToBitmap(isValid bool) {
	if isValid {
		bitutil.SetBit(b.nullBitmap.Bytes(), b.length)
	} else {
		b.nulls++
	}
	b.length++
}

// AppendValues will append the values in the v slice. The valid slice determines which values
// in v are valid (not null). The valid slice must either be empty or be equal in length to v. If empty,
// all values in v are appended and considered valid.
func (b *Uint64Builder) AppendValues(v []uint64, valid []bool) {
	if len(v) != len(valid) && len(valid) != 0 {
		panic("len(v) != len(valid) && len(valid) != 0")
	}

	if len(v) == 0 {
		return
	}

	b.Reserve(len(v))
	arrow.Uint64Traits.Copy(b.rawData[b.length:], v)
	b.builder.unsafeAppendBoolsToBitmap(valid, len(v))
}

func (b *Uint64Builder) init(capacity int) {
	b.builder.init(capacity)

	b.data = memory.NewResizableBuffer(b.mem)
	bytesN := arrow.Uint64Traits.BytesRequired(capacity)
	b.data.Resize(bytesN)
	b.rawData = arrow.Uint64Traits.CastFromBytes(b.data.Bytes())
}

// Reserve ensures there is enough space for appending n elements
// by checking the capacity and calling Resize if necessary.
func (b *Uint64Builder) Reserve(n int) {
	b.builder.reserve(n, b.Resize)
}

// Resize adjusts the space allocated by b to n elements. If n is greater than b.Cap(),
// additional memory will be allocated. If n is smaller, the allocated memory may reduced.
func (b *Uint64Builder) Resize(n int) {
	nBuilder := n
	if n < minBuilderCapacity {
		n = minBuilderCapacity
	}

	if b.capacity == 0 {
		b.init(n)
	} else {
		b.builder.resize(nBuilder, b.init)
		b.data.Resize(arrow.Uint64Traits.BytesRequired(n))
		b.rawData = arrow.Uint64Traits.CastFromBytes(b.data.Bytes())
	}
}

func (b *Uint64Builder) Value(i int) uint64 {
	return b.rawData[i]
}

// NewArray creates a Uint64 array from the memory buffers used by the builder and resets the Uint64Builder
// so it can be used to build a new array.
func (b *Uint64Builder) NewArray() arrow.Array {
	return b.NewUint64Array()
}

// NewUint64Array creates a Uint64 array from the memory buffers used by the builder and resets the Uint64Builder
// so it can be used to build a new array.
func (b *Uint64Builder) NewUint64Array() (a *Uint64) {
	data := b.newData()
	a = NewUint64Data(data)
	data.Release()
	return
}

func (b *Uint64Builder) newData() (data *Data) {
	bytesRequired := arrow.Uint64Traits.BytesRequired(b.length)
	if bytesRequired > 0 && bytesRequired < b.data.Len() {
		// trim buffers
		b.data.Resize(bytesRequired)
	}
	data = NewData(arrow.PrimitiveTypes.Uint64, b.length, []*memory.Buffer{b.nullBitmap, b.data}, nil, b.nulls, 0)
	b.reset()

	if b.data != nil {
		b.data.Release()
		b.data = nil
		b.rawData = nil
	}

	return
}

func (b *Uint64Builder) AppendValueFromString(s string) error {
	if s == NullValueStr {
		b.AppendNull()
		return nil
	}
	v, err := strconv.ParseUint(s, 10, 8*8)
	if err != nil {
		b.AppendNull()
		return err
	}
	b.Append(uint64(v))
	return nil
}

func (b *Uint64Builder) UnmarshalOne(dec *json.Decoder) error {
	t, err := dec.Token()
	if err != nil {
		return err
	}

	switch v := t.(type) {
	case nil:
		b.AppendNull()

	case string:
		f, err := strconv.ParseUint(v, 10, 8*8)
		if err != nil {
			return &json.UnmarshalTypeError{
				Value:  v,
				Type:   reflect.TypeOf(uint64(0)),
				Offset: dec.InputOffset(),
			}
		}
		b.Append(uint64(f))
	case float64:
		b.Append(uint64(v))
	case json.Number:
		f, err := strconv.ParseUint(v.String(), 10, 8*8)
		if err != nil {
			return &json.UnmarshalTypeError{
				Value:  v.String(),
				Type:   reflect.TypeOf(uint64(0)),
				Offset: dec.InputOffset(),
			}
		}
		b.Append(uint64(f))

	default:
		return &json.UnmarshalTypeError{
			Value:  fmt.Sprint(t),
			Type:   reflect.TypeOf(uint64(0)),
			Offset: dec.InputOffset(),
		}
	}

	return nil
}

func (b *Uint64Builder) Unmarshal(dec *json.Decoder) error {
	for dec.More() {
		if err := b.UnmarshalOne(dec); err != nil {
			return err
		}
	}
	return nil
}

func (b *Uint64Builder) UnmarshalJSON(data []byte) error {
	dec := json.NewDecoder(bytes.NewReader(data))
	t, err := dec.Token()
	if err != nil {
		return err
	}

	if delim, ok := t.(json.Delim); !ok || delim != '[' {
		return fmt.Errorf("binary builder must unpack from json array, found %s", delim)
	}

	return b.Unmarshal(dec)
}

type Float64Builder struct {
	builder

	data    *memory.Buffer
	rawData []float64
}

func NewFloat64Builder(mem memory.Allocator) *Float64Builder {
	b := &Float64Builder{builder: builder{mem: mem}}
	b.refCount.Add(1)
	return b
}

func (b *Float64Builder) Type() arrow.DataType { return arrow.PrimitiveTypes.Float64 }

// Release decreases the reference count by 1.
// When the reference count goes to zero, the memory is freed.
func (b *Float64Builder) Release() {
	debug.Assert(b.refCount.Load() > 0, "too many releases")

	if b.refCount.Add(-1) == 0 {
		if b.nullBitmap != nil {
			b.nullBitmap.Release()
			b.nullBitmap = nil
		}
		if b.data != nil {
			b.data.Release()
			b.data = nil
			b.rawData = nil
		}
	}
}

func (b *Float64Builder) Append(v float64) {
	b.Reserve(1)
	b.UnsafeAppend(v)
}

func (b *Float64Builder) AppendNull() {
	b.Reserve(1)
	b.UnsafeAppendBoolToBitmap(false)
}

func (b *Float64Builder) AppendNulls(n int) {
	for i := 0; i < n; i++ {
		b.AppendNull()
	}
}

func (b *Float64Builder) AppendEmptyValue() {
	b.Append(0)
}

func (b *Float64Builder) AppendEmptyValues(n int) {
	for i := 0; i < n; i++ {
		b.AppendEmptyValue()
	}
}

func (b *Float64Builder) UnsafeAppend(v float64) {
	bitutil.SetBit(b.nullBitmap.Bytes(), b.length)
	b.rawData[b.length] = v
	b.length++
}

func (b *Float64Builder) UnsafeAppendBoolToBitmap(isValid bool) {
	if isValid {
		bitutil.SetBit(b.nullBitmap.Bytes(), b.length)
	} else {
		b.nulls++
	}
	b.length++
}

// AppendValues will append the values in the v slice. The valid slice determines which values
// in v are valid (not null). The valid slice must either be empty or be equal in length to v. If empty,
// all values in v are appended and considered valid.
func (b *Float64Builder) AppendValues(v []float64, valid []bool) {
	if len(v) != len(valid) && len(valid) != 0 {
		panic("len(v) != len(valid) && len(valid) != 0")
	}

	if len(v) == 0 {
		return
	}

	b.Reserve(len(v))
	arrow.Float64Traits.Copy(b.rawData[b.length:], v)
	b.builder.unsafeAppendBoolsToBitmap(valid, len(v))
}

func (b *Float64Builder) init(capacity int) {
	b.builder.init(capacity)

	b.data = memory.NewResizableBuffer(b.mem)
	bytesN := arrow.Float64Traits.BytesRequired(capacity)
	b.data.Resize(bytesN)
	b.rawData = arrow.Float64Traits.CastFromBytes(b.data.Bytes())
}

// Reserve ensures there is enough space for appending n elements
// by checking the capacity and calling Resize if necessary.
func (b *Float64Builder) Reserve(n int) {
	b.builder.reserve(n, b.Resize)
}

// Resize adjusts the space allocated by b to n elements. If n is greater than b.Cap(),
// additional memory will be allocated. If n is smaller, the allocated memory may reduced.
func (b *Float64Builder) Resize(n int) {
	nBuilder := n
	if n < minBuilderCapacity {
		n = minBuilderCapacity
	}

	if b.capacity == 0 {
		b.init(n)
	} else {
		b.builder.resize(nBuilder, b.init)
		b.data.Resize(arrow.Float64Traits.BytesRequired(n))
		b.rawData = arrow.Float64Traits.CastFromBytes(b.data.Bytes())
	}
}

func (b *Float64Builder) Value(i int) float64 {
	return b.rawData[i]
}

// NewArray creates a Float64 array from the memory buffers used by the builder and resets the Float64Builder
// so it can be used to build a new array.
func (b *Float64Builder) NewArray() arrow.Array {
	return b.NewFloat64Array()
}

// NewFloat64Array creates a Float64 array from the memory buffers used by the builder and resets the Float64Builder
// so it can be used to build a new array.
func (b *Float64Builder) NewFloat64Array() (a *Float64) {
	data := b.newData()
	a = NewFloat64Data(data)
	data.Release()
	return
}

func (b *Float64Builder) newData() (data *Data) {
	bytesRequired := arrow.Float64Traits.BytesRequired(b.length)
	if bytesRequired > 0 && bytesRequired < b.data.Len() {
		// trim buffers
		b.data.Resize(bytesRequired)
	}
	data = NewData(arrow.PrimitiveTypes.Float64, b.length, []*memory.Buffer{b.nullBitmap, b.data}, nil, b.nulls, 0)
	b.reset()

	if b.data != nil {
		b.data.Release()
		b.data = nil
		b.rawData = nil
	}

	return
}

func (b *Float64Builder) AppendValueFromString(s string) error {
	if s == NullValueStr {
		b.AppendNull()
		return nil
	}
	v, err := strconv.ParseFloat(s, 8*8)
	if err != nil {
		b.AppendNull()
		return err
	}
	b.Append(float64(v))
	return nil
}

func (b *Float64Builder) UnmarshalOne(dec *json.Decoder) error {
	t, err := dec.Token()
	if err != nil {
		return err
	}

	switch v := t.(type) {
	case nil:
		b.AppendNull()

	case string:
		f, err := strconv.ParseFloat(v, 8*8)
		if err != nil {
			return &json.UnmarshalTypeError{
				Value:  v,
				Type:   reflect.TypeOf(float64(0)),
				Offset: dec.InputOffset(),
			}
		}
		b.Append(float64(f))
	case float64:
		b.Append(float64(v))
	case json.Number:
		f, err := strconv.ParseFloat(v.String(), 8*8)
		if err != nil {
			return &json.UnmarshalTypeError{
				Value:  v.String(),
				Type:   reflect.TypeOf(float64(0)),
				Offset: dec.InputOffset(),
			}
		}
		b.Append(float64(f))

	default:
		return &json.UnmarshalTypeError{
			Value:  fmt.Sprint(t),
			Type:   reflect.TypeOf(float64(0)),
			Offset: dec.InputOffset(),
		}
	}

	return nil
}

func (b *Float64Builder) Unmarshal(dec *json.Decoder) error {
	for dec.More() {
		if err := b.UnmarshalOne(dec); err != nil {
			return err
		}
	}
	return nil
}

func (b *Float64Builder) UnmarshalJSON(data []byte) error {
	dec := json.NewDecoder(bytes.NewReader(data))
	t, err := dec.Token()
	if err != nil {
		return err
	}

	if delim, ok := t.(json.Delim); !ok || delim != '[' {
		return fmt.Errorf("binary builder must unpack from json array, found %s", delim)
	}

	return b.Unmarshal(dec)
}

type Int32Builder struct {
	builder

	data    *memory.Buffer
	rawData []int32
}

func NewInt32Builder(mem memory.Allocator) *Int32Builder {
	b := &Int32Builder{builder: builder{mem: mem}}
	b.refCount.Add(1)
	return b
}

func (b *Int32Builder) Type() arrow.DataType { return arrow.PrimitiveTypes.Int32 }

// Release decreases the reference count by 1.
// When the reference count goes to zero, the memory is freed.
func (b *Int32Builder) Release() {
	debug.Assert(b.refCount.Load() > 0, "too many releases")

	if b.refCount.Add(-1) == 0 {
		if b.nullBitmap != nil {
			b.nullBitmap.Release()
			b.nullBitmap = nil
		}
		if b.data != nil {
			b.data.Release()
			b.data = nil
			b.rawData = nil
		}
	}
}

func (b *Int32Builder) Append(v int32) {
	b.Reserve(1)
	b.UnsafeAppend(v)
}

func (b *Int32Builder) AppendNull() {
	b.Reserve(1)
	b.UnsafeAppendBoolToBitmap(false)
}

func (b *Int32Builder) AppendNulls(n int) {
	for i := 0; i < n; i++ {
		b.AppendNull()
	}
}

func (b *Int32Builder) AppendEmptyValue() {
	b.Append(0)
}

func (b *Int32Builder) AppendEmptyValues(n int) {
	for i := 0; i < n; i++ {
		b.AppendEmptyValue()
	}
}

func (b *Int32Builder) UnsafeAppend(v int32) {
	bitutil.SetBit(b.nullBitmap.Bytes(), b.length)
	b.rawData[b.length] = v
	b.length++
}

func (b *Int32Builder) UnsafeAppendBoolToBitmap(isValid bool) {
	if isValid {
		bitutil.SetBit(b.nullBitmap.Bytes(), b.length)
	} else {
		b.nulls++
	}
	b.length++
}

// AppendValues will append the values in the v slice. The valid slice determines which values
// in v are valid (not null). The valid slice must either be empty or be equal in length to v. If empty,
// all values in v are appended and considered valid.
func (b *Int32Builder) AppendValues(v []int32, valid []bool) {
	if len(v) != len(valid) && len(valid) != 0 {
		panic("len(v) != len(valid) && len(valid) != 0")
	}

	if len(v) == 0 {
		return
	}

	b.Reserve(len(v))
	arrow.Int32Traits.Copy(b.rawData[b.length:], v)
	b.builder.unsafeAppendBoolsToBitmap(valid, len(v))
}

func (b *Int32Builder) init(capacity int) {
	b.builder.init(capacity)

	b.data = memory.NewResizableBuffer(b.mem)
	bytesN := arrow.Int32Traits.BytesRequired(capacity)
	b.data.Resize(bytesN)
	b.rawData = arrow.Int32Traits.CastFromBytes(b.data.Bytes())
}

// Reserve ensures there is enough space for appending n elements
// by checking the capacity and calling Resize if necessary.
func (b *Int32Builder) Reserve(n int) {
	b.builder.reserve(n, b.Resize)
}

// Resize adjusts the space allocated by b to n elements. If n is greater than b.Cap(),
// additional memory will be allocated. If n is smaller, the allocated memory may reduced.
func (b *Int32Builder) Resize(n int) {
	nBuilder := n
	if n < minBuilderCapacity {
		n = minBuilderCapacity
	}

	if b.capacity == 0 {
		b.init(n)
	} else {
		b.builder.resize(nBuilder, b.init)
		b.data.Resize(arrow.Int32Traits.BytesRequired(n))
		b.rawData = arrow.Int32Traits.CastFromBytes(b.data.Bytes())
	}
}

func (b *Int32Builder) Value(i int) int32 {
	return b.rawData[i]
}

// NewArray creates a Int32 array from the memory buffers used by the builder and resets the Int32Builder
// so it can be used to build a new array.
func (b *Int32Builder) NewArray() arrow.Array {
	return b.NewInt32Array()
}

// NewInt32Array creates a Int32 array from the memory buffers used by the builder and resets the Int32Builder
// so it can be used to build a new array.
func (b *Int32Builder) NewInt32Array() (a *Int32) {
	data := b.newData()
	a = NewInt32Data(data)
	data.Release()
	return
}

func (b *Int32Builder) newData() (data *Data) {
	bytesRequired := arrow.Int32Traits.BytesRequired(b.length)
	if bytesRequired > 0 && bytesRequired < b.data.Len() {
		// trim buffers
		b.data.Resize(bytesRequired)
	}
	data = NewData(arrow.PrimitiveTypes.Int32, b.length, []*memory.Buffer{b.nullBitmap, b.data}, nil, b.nulls, 0)
	b.reset()

	if b.data != nil {
		b.data.Release()
		b.data = nil
		b.rawData = nil
	}

	return
}

func (b *Int32Builder) AppendValueFromString(s string) error {
	if s == NullValueStr {
		b.AppendNull()
		return nil
	}
	v, err := strconv.ParseInt(s, 10, 4*8)
	if err != nil {
		b.AppendNull()
		return err
	}
	b.Append(int32(v))
	return nil
}

func (b *Int32Builder) UnmarshalOne(dec *json.Decoder) error {
	t, err := dec.Token()
	if err != nil {
		return err
	}

	switch v := t.(type) {
	case nil:
		b.AppendNull()

	case string:
		f, err := strconv.ParseInt(v, 10, 4*8)
		if err != nil {
			return &json.UnmarshalTypeError{
				Value:  v,
				Type:   reflect.TypeOf(int32(0)),
				Offset: dec.InputOffset(),
			}
		}
		b.Append(int32(f))
	case float64:
		b.Append(int32(v))
	case json.Number:
		f, err := strconv.ParseInt(v.String(), 10, 4*8)
		if err != nil {
			return &json.UnmarshalTypeError{
				Value:  v.String(),
				Type:   reflect.TypeOf(int32(0)),
				Offset: dec.InputOffset(),
			}
		}
		b.Append(int32(f))

	default:
		return &json.UnmarshalTypeError{
			Value:  fmt.Sprint(t),
			Type:   reflect.TypeOf(int32(0)),
			Offset: dec.InputOffset(),
		}
	}

	return nil
}

func (b *Int32Builder) Unmarshal(dec *json.Decoder) error {
	for dec.More() {
		if err := b.UnmarshalOne(dec); err != nil {
			return err
		}
	}
	return nil
}

func (b *Int32Builder) UnmarshalJSON(data []byte) error {
	dec := json.NewDecoder(bytes.NewReader(data))
	t, err := dec.Token()
	if err != nil {
		return err
	}

	if delim, ok := t.(json.Delim); !ok || delim != '[' {
		return fmt.Errorf("binary builder must unpack from json array, found %s", delim)
	}

	return b.Unmarshal(dec)
}

type Uint32Builder struct {
	builder

	data    *memory.Buffer
	rawData []uint32
}

func NewUint32Builder(mem memory.Allocator) *Uint32Builder {
	b := &Uint32Builder{builder: builder{mem: mem}}
	b.refCount.Add(1)
	return b
}

func (b *Uint32Builder) Type() arrow.DataType { return arrow.PrimitiveTypes.Uint32 }

// Release decreases the reference count by 1.
// When the reference count goes to zero, the memory is freed.
func (b *Uint32Builder) Release() {
	debug.Assert(b.refCount.Load() > 0, "too many releases")

	if b.refCount.Add(-1) == 0 {
		if b.nullBitmap != nil {
			b.nullBitmap.Release()
			b.nullBitmap = nil
		}
		if b.data != nil {
			b.data.Release()
			b.data = nil
			b.rawData = nil
		}
	}
}

func (b *Uint32Builder) Append(v uint32) {
	b.Reserve(1)
	b.UnsafeAppend(v)
}

func (b *Uint32Builder) AppendNull() {
	b.Reserve(1)
	b.UnsafeAppendBoolToBitmap(false)
}

func (b *Uint32Builder) AppendNulls(n int) {
	for i := 0; i < n; i++ {
		b.AppendNull()
	}
}

func (b *Uint32Builder) AppendEmptyValue() {
	b.Append(0)
}

func (b *Uint32Builder) AppendEmptyValues(n int) {
	for i := 0; i < n; i++ {
		b.AppendEmptyValue()
	}
}

func (b *Uint32Builder) UnsafeAppend(v uint32) {
	bitutil.SetBit(b.nullBitmap.Bytes(), b.length)
	b.rawData[b.length] = v
	b.length++
}

func (b *Uint32Builder) UnsafeAppendBoolToBitmap(isValid bool) {
	if isValid {
		bitutil.SetBit(b.nullBitmap.Bytes(), b.length)
	} else {
		b.nulls++
	}
	b.length++
}

// AppendValues will append the values in the v slice. The valid slice determines which values
// in v are valid (not null). The valid slice must either be empty or be equal in length to v. If empty,
// all values in v are appended and considered valid.
func (b *Uint32Builder) AppendValues(v []uint32, valid []bool) {
	if len(v) != len(valid) && len(valid) != 0 {
		panic("len(v) != len(valid) && len(valid) != 0")
	}

	if len(v) == 0 {
		return
	}

	b.Reserve(len(v))
	arrow.Uint32Traits.Copy(b.rawData[b.length:], v)
	b.builder.unsafeAppendBoolsToBitmap(valid, len(v))
}

func (b *Uint32Builder) init(capacity int) {
	b.builder.init(capacity)

	b.data = memory.NewResizableBuffer(b.mem)
	bytesN := arrow.Uint32Traits.BytesRequired(capacity)
	b.data.Resize(bytesN)
	b.rawData = arrow.Uint32Traits.CastFromBytes(b.data.Bytes())
}

// Reserve ensures there is enough space for appending n elements
// by checking the capacity and calling Resize if necessary.
func (b *Uint32Builder) Reserve(n int) {
	b.builder.reserve(n, b.Resize)
}

// Resize adjusts the space allocated by b to n elements. If n is greater than b.Cap(),
// additional memory will be allocated. If n is smaller, the allocated memory may reduced.
func (b *Uint32Builder) Resize(n int) {
	nBuilder := n
	if n < minBuilderCapacity {
		n = minBuilderCapacity
	}

	if b.capacity == 0 {
		b.init(n)
	} else {
		b.builder.resize(nBuilder, b.init)
		b.data.Resize(arrow.Uint32Traits.BytesRequired(n))
		b.rawData = arrow.Uint32Traits.CastFromBytes(b.data.Bytes())
	}
}

func (b *Uint32Builder) Value(i int) uint32 {
	return b.rawData[i]
}

// NewArray creates a Uint32 array from the memory buffers used by the builder and resets the Uint32Builder
// so it can be used to build a new array.
func (b *Uint32Builder) NewArray() arrow.Array {
	return b.NewUint32Array()
}

// NewUint32Array creates a Uint32 array from the memory buffers used by the builder and resets the Uint32Builder
// so it can be used to build a new array.
func (b *Uint32Builder) NewUint32Array() (a *Uint32) {
	data := b.newData()
	a = NewUint32Data(data)
	data.Release()
	return
}

func (b *Uint32Builder) newData() (data *Data) {
	bytesRequired := arrow.Uint32Traits.BytesRequired(b.length)
	if bytesRequired > 0 && bytesRequired < b.data.Len() {
		// trim buffers
		b.data.Resize(bytesRequired)
	}
	data = NewData(arrow.PrimitiveTypes.Uint32, b.length, []*memory.Buffer{b.nullBitmap, b.data}, nil, b.nulls, 0)
	b.reset()

	if b.data != nil {
		b.data.Release()
		b.data = nil
		b.rawData = nil
	}

	return
}

func (b *Uint32Builder) AppendValueFromString(s string) error {
	if s == NullValueStr {
		b.AppendNull()
		return nil
	}
	v, err := strconv.ParseUint(s, 10, 4*8)
	if err != nil {
		b.AppendNull()
		return err
	}
	b.Append(uint32(v))
	return nil
}

func (b *Uint32Builder) UnmarshalOne(dec *json.Decoder) error {
	t, err := dec.Token()
	if err != nil {
		return err
	}

	switch v := t.(type) {
	case nil:
		b.AppendNull()

	case string:
		f, err := strconv.ParseUint(v, 10, 4*8)
		if err != nil {
			return &json.UnmarshalTypeError{
				Value:  v,
				Type:   reflect.TypeOf(uint32(0)),
				Offset: dec.InputOffset(),
			}
		}
		b.Append(uint32(f))
	case float64:
		b.Append(uint32(v))
	case json.Number:
		f, err := strconv.ParseUint(v.String(), 10, 4*8)
		if err != nil {
			return &json.UnmarshalTypeError{
				Value:  v.String(),
				Type:   reflect.TypeOf(uint32(0)),
				Offset: dec.InputOffset(),
			}
		}
		b.Append(uint32(f))

	default:
		return &json.UnmarshalTypeError{
			Value:  fmt.Sprint(t),
			Type:   reflect.TypeOf(uint32(0)),
			Offset: dec.InputOffset(),
		}
	}

	return nil
}

func (b *Uint32Builder) Unmarshal(dec *json.Decoder) error {
	for dec.More() {
		if err := b.UnmarshalOne(dec); err != nil {
			return err
		}
	}
	return nil
}

func (b *Uint32Builder) UnmarshalJSON(data []byte) error {
	dec := json.NewDecoder(bytes.NewReader(data))
	t, err := dec.Token()
	if err != nil {
		return err
	}

	if delim, ok := t.(json.Delim); !ok || delim != '[' {
		return fmt.Errorf("binary builder must unpack from json array, found %s", delim)
	}

	return b.Unmarshal(dec)
}

type Float32Builder struct {
	builder

	data    *memory.Buffer
	rawData []float32
}

func NewFloat32Builder(mem memory.Allocator) *Float32Builder {
	b := &Float32Builder{builder: builder{mem: mem}}
	b.refCount.Add(1)
	return b
}

func (b *Float32Builder) Type() arrow.DataType { return arrow.PrimitiveTypes.Float32 }

// Release decreases the reference count by 1.
// When the reference count goes to zero, the memory is freed.
func (b *Float32Builder) Release() {
	debug.Assert(b.refCount.Load() > 0, "too many releases")

	if b.refCount.Add(-1) == 0 {
		if b.nullBitmap != nil {
			b.nullBitmap.Release()
			b.nullBitmap = nil
		}
		if b.data != nil {
			b.data.Release()
			b.data = nil
			b.rawData = nil
		}
	}
}

func (b *Float32Builder) Append(v float32) {
	b.Reserve(1)
	b.UnsafeAppend(v)
}

func (b *Float32Builder) AppendNull() {
	b.Reserve(1)
	b.UnsafeAppendBoolToBitmap(false)
}

func (b *Float32Builder) AppendNulls(n int) {
	for i := 0; i < n; i++ {
		b.AppendNull()
	}
}

func (b *Float32Builder) AppendEmptyValue() {
	b.Append(0)
}

func (b *Float32Builder) AppendEmptyValues(n int) {
	for i := 0; i < n; i++ {
		b.AppendEmptyValue()
	}
}

func (b *Float32Builder) UnsafeAppend(v float32) {
	bitutil.SetBit(b.nullBitmap.Bytes(), b.length)
	b.rawData[b.length] = v
	b.length++
}

func (b *Float32Builder) UnsafeAppendBoolToBitmap(isValid bool) {
	if isValid {
		bitutil.SetBit(b.nullBitmap.Bytes(), b.length)
	} else {
		b.nulls++
	}
	b.length++
}

// AppendValues will append the values in the v slice. The valid slice determines which values
// in v are valid (not null). The valid slice must either be empty or be equal in length to v. If empty,
// all values in v are appended and considered valid.
func (b *Float32Builder) AppendValues(v []float32, valid []bool) {
	if len(v) != len(valid) && len(valid) != 0 {
		panic("len(v) != len(valid) && len(valid) != 0")
	}

	if len(v) == 0 {
		return
	}

	b.Reserve(len(v))
	arrow.Float32Traits.Copy(b.rawData[b.length:], v)
	b.builder.unsafeAppendBoolsToBitmap(valid, len(v))
}

func (b *Float32Builder) init(capacity int) {
	b.builder.init(capacity)

	b.data = memory.NewResizableBuffer(b.mem)
	bytesN := arrow.Float32Traits.BytesRequired(capacity)
	b.data.Resize(bytesN)
	b.rawData = arrow.Float32Traits.CastFromBytes(b.data.Bytes())
}

// Reserve ensures there is enough space for appending n elements
// by checking the capacity and calling Resize if necessary.
func (b *Float32Builder) Reserve(n int) {
	b.builder.reserve(n, b.Resize)
}

// Resize adjusts the space allocated by b to n elements. If n is greater than b.Cap(),
// additional memory will be allocated. If n is smaller, the allocated memory may reduced.
func (b *Float32Builder) Resize(n int) {
	nBuilder := n
	if n < minBuilderCapacity {
		n = minBuilderCapacity
	}

	if b.capacity == 0 {
		b.init(n)
	} else {
		b.builder.resize(nBuilder, b.init)
		b.data.Resize(arrow.Float32Traits.BytesRequired(n))
		b.rawData = arrow.Float32Traits.CastFromBytes(b.data.Bytes())
	}
}

func (b *Float32Builder) Value(i int) float32 {
	return b.rawData[i]
}

// NewArray creates a Float32 array from the memory buffers used by the builder and resets the Float32Builder
// so it can be used to build a new array.
func (b *Float32Builder) NewArray() arrow.Array {
	return b.NewFloat32Array()
}

// NewFloat32Array creates a Float32 array from the memory buffers used by the builder and resets the Float32Builder
// so it can be used to build a new array.
func (b *Float32Builder) NewFloat32Array() (a *Float32) {
	data := b.newData()
	a = NewFloat32Data(data)
	data.Release()
	return
}

func (b *Float32Builder) newData() (data *Data) {
	bytesRequired := arrow.Float32Traits.BytesRequired(b.length)
	if bytesRequired > 0 && bytesRequired < b.data.Len() {
		// trim buffers
		b.data.Resize(bytesRequired)
	}
	data = NewData(arrow.PrimitiveTypes.Float32, b.length, []*memory.Buffer{b.nullBitmap, b.data}, nil, b.nulls, 0)
	b.reset()

	if b.data != nil {
		b.data.Release()
		b.data = nil
		b.rawData = nil
	}

	return
}

func (b *Float32Builder) AppendValueFromString(s string) error {
	if s == NullValueStr {
		b.AppendNull()
		return nil
	}
	v, err := strconv.ParseFloat(s, 4*8)
	if err != nil {
		b.AppendNull()
		return err
	}
	b.Append(float32(v))
	return nil
}

func (b *Float32Builder) UnmarshalOne(dec *json.Decoder) error {
	t, err := dec.Token()
	if err != nil {
		return err
	}

	switch v := t.(type) {
	case nil:
		b.AppendNull()

	case string:
		f, err := strconv.ParseFloat(v, 4*8)
		if err != nil {
			return &json.UnmarshalTypeError{
				Value:  v,
				Type:   reflect.TypeOf(float32(0)),
				Offset: dec.InputOffset(),
			}
		}
		b.Append(float32(f))
	case float64:
		b.Append(float32(v))
	case json.Number:
		f, err := strconv.ParseFloat(v.String(), 4*8)
		if err != nil {
			return &json.UnmarshalTypeError{
				Value:  v.String(),
				Type:   reflect.TypeOf(float32(0)),
				Offset: dec.InputOffset(),
			}
		}
		b.Append(float32(f))

	default:
		return &json.UnmarshalTypeError{
			Value:  fmt.Sprint(t),
			Type:   reflect.TypeOf(float32(0)),
			Offset: dec.InputOffset(),
		}
	}

	return nil
}

func (b *Float32Builder) Unmarshal(dec *json.Decoder) error {
	for dec.More() {
		if err := b.UnmarshalOne(dec); err != nil {
			return err
		}
	}
	return nil
}

func (b *Float32Builder) UnmarshalJSON(data []byte) error {
	dec := json.NewDecoder(bytes.NewReader(data))
	t, err := dec.Token()
	if err != nil {
		return err
	}

	if delim, ok := t.(json.Delim); !ok || delim != '[' {
		return fmt.Errorf("binary builder must unpack from json array, found %s", delim)
	}

	return b.Unmarshal(dec)
}

type Int16Builder struct {
	builder

	data    *memory.Buffer
	rawData []int16
}

func NewInt16Builder(mem memory.Allocator) *Int16Builder {
	b := &Int16Builder{builder: builder{mem: mem}}
	b.refCount.Add(1)
	return b
}

func (b *Int16Builder) Type() arrow.DataType { return arrow.PrimitiveTypes.Int16 }

// Release decreases the reference count by 1.
// When the reference count goes to zero, the memory is freed.
func (b *Int16Builder) Release() {
	debug.Assert(b.refCount.Load() > 0, "too many releases")

	if b.refCount.Add(-1) == 0 {
		if b.nullBitmap != nil {
			b.nullBitmap.Release()
			b.nullBitmap = nil
		}
		if b.data != nil {
			b.data.Release()
			b.data = nil
			b.rawData = nil
		}
	}
}

func (b *Int16Builder) Append(v int16) {
	b.Reserve(1)
	b.UnsafeAppend(v)
}

func (b *Int16Builder) AppendNull() {
	b.Reserve(1)
	b.UnsafeAppendBoolToBitmap(false)
}

func (b *Int16Builder) AppendNulls(n int) {
	for i := 0; i < n; i++ {
		b.AppendNull()
	}
}

func (b *Int16Builder) AppendEmptyValue() {
	b.Append(0)
}

func (b *Int16Builder) AppendEmptyValues(n int) {
	for i := 0; i < n; i++ {
		b.AppendEmptyValue()
	}
}

func (b *Int16Builder) UnsafeAppend(v int16) {
	bitutil.SetBit(b.nullBitmap.Bytes(), b.length)
	b.rawData[b.length] = v
	b.length++
}

func (b *Int16Builder) UnsafeAppendBoolToBitmap(isValid bool) {
	if isValid {
		bitutil.SetBit(b.nullBitmap.Bytes(), b.length)
	} else {
		b.nulls++
	}
	b.length++
}

// AppendValues will append the values in the v slice. The valid slice determines which values
// in v are valid (not null). The valid slice must either be empty or be equal in length to v. If empty,
// all values in v are appended and considered valid.
func (b *Int16Builder) AppendValues(v []int16, valid []bool) {
	if len(v) != len(valid) && len(valid) != 0 {
		panic("len(v) != len(valid) && len(valid) != 0")
	}

	if len(v) == 0 {
		return
	}

	b.Reserve(len(v))
	arrow.Int16Traits.Copy(b.rawData[b.length:], v)
	b.builder.unsafeAppendBoolsToBitmap(valid, len(v))
}

func (b *Int16Builder) init(capacity int) {
	b.builder.init(capacity)

	b.data = memory.NewResizableBuffer(b.mem)
	bytesN := arrow.Int16Traits.BytesRequired(capacity)
	b.data.Resize(bytesN)
	b.rawData = arrow.Int16Traits.CastFromBytes(b.data.Bytes())
}

// Reserve ensures there is enough space for appending n elements
// by checking the capacity and calling Resize if necessary.
func (b *Int16Builder) Reserve(n int) {
	b.builder.reserve(n, b.Resize)
}

// Resize adjusts the space allocated by b to n elements. If n is greater than b.Cap(),
// additional memory will be allocated. If n is smaller, the allocated memory may reduced.
func (b *Int16Builder) Resize(n int) {
	nBuilder := n
	if n < minBuilderCapacity {
		n = minBuilderCapacity
	}

	if b.capacity == 0 {
		b.init(n)
	} else {
		b.builder.resize(nBuilder, b.init)
		b.data.Resize(arrow.Int16Traits.BytesRequired(n))
		b.rawData = arrow.Int16Traits.CastFromBytes(b.data.Bytes())
	}
}

func (b *Int16Builder) Value(i int) int16 {
	return b.rawData[i]
}

// NewArray creates a Int16 array from the memory buffers used by the builder and resets the Int16Builder
// so it can be used to build a new array.
func (b *Int16Builder) NewArray() arrow.Array {
	return b.NewInt16Array()
}

// NewInt16Array creates a Int16 array from the memory buffers used by the builder and resets the Int16Builder
// so it can be used to build a new array.
func (b *Int16Builder) NewInt16Array() (a *Int16) {
	data := b.newData()
	a = NewInt16Data(data)
	data.Release()
	return
}

func (b *Int16Builder) newData() (data *Data) {
	bytesRequired := arrow.Int16Traits.BytesRequired(b.length)
	if bytesRequired > 0 && bytesRequired < b.data.Len() {
		// trim buffers
		b.data.Resize(bytesRequired)
	}
	data = NewData(arrow.PrimitiveTypes.Int16, b.length, []*memory.Buffer{b.nullBitmap, b.data}, nil, b.nulls, 0)
	b.reset()

	if b.data != nil {
		b.data.Release()
		b.data = nil
		b.rawData = nil
	}

	return
}

func (b *Int16Builder) AppendValueFromString(s string) error {
	if s == NullValueStr {
		b.AppendNull()
		return nil
	}
	v, err := strconv.ParseInt(s, 10, 2*8)
	if err != nil {
		b.AppendNull()
		return err
	}
	b.Append(int16(v))
	return nil
}

func (b *Int16Builder) UnmarshalOne(dec *json.Decoder) error {
	t, err := dec.Token()
	if err != nil {
		return err
	}

	switch v := t.(type) {
	case nil:
		b.AppendNull()

	case string:
		f, err := strconv.ParseInt(v, 10, 2*8)
		if err != nil {
			return &json.UnmarshalTypeError{
				Value:  v,
				Type:   reflect.TypeOf(int16(0)),
				Offset: dec.InputOffset(),
			}
		}
		b.Append(int16(f))
	case float64:
		b.Append(int16(v))
	case json.Number:
		f, err := strconv.ParseInt(v.String(), 10, 2*8)
		if err != nil {
			return &json.UnmarshalTypeError{
				Value:  v.String(),
				Type:   reflect.TypeOf(int16(0)),
				Offset: dec.InputOffset(),
			}
		}
		b.Append(int16(f))

	default:
		return &json.UnmarshalTypeError{
			Value:  fmt.Sprint(t),
			Type:   reflect.TypeOf(int16(0)),
			Offset: dec.InputOffset(),
		}
	}

	return nil
}

func (b *Int16Builder) Unmarshal(dec *json.Decoder) error {
	for dec.More() {
		if err := b.UnmarshalOne(dec); err != nil {
			return err
		}
	}
	return nil
}

func (b *Int16Builder) UnmarshalJSON(data []byte) error {
	dec := json.NewDecoder(bytes.NewReader(data))
	t, err := dec.Token()
	if err != nil {
		return err
	}

	if delim, ok := t.(json.Delim); !ok || delim != '[' {
		return fmt.Errorf("binary builder must unpack from json array, found %s", delim)
	}

	return b.Unmarshal(dec)
}

type Uint16Builder struct {
	builder

	data    *memory.Buffer
	rawData []uint16
}

func NewUint16Builder(mem memory.Allocator) *Uint16Builder {
	b := &Uint16Builder{builder: builder{mem: mem}}
	b.refCount.Add(1)
	return b
}

func (b *Uint16Builder) Type() arrow.DataType { return arrow.PrimitiveTypes.Uint16 }

// Release decreases the reference count by 1.
// When the reference count goes to zero, the memory is freed.
func (b *Uint16Builder) Release() {
	debug.Assert(b.refCount.Load() > 0, "too many releases")

	if b.refCount.Add(-1) == 0 {
		if b.nullBitmap != nil {
			b.nullBitmap.Release()
			b.nullBitmap = nil
		}
		if b.data != nil {
			b.data.Release()
			b.data = nil
			b.rawData = nil
		}
	}
}

func (b *Uint16Builder) Append(v uint16) {
	b.Reserve(1)
	b.UnsafeAppend(v)
}

func (b *Uint16Builder) AppendNull() {
	b.Reserve(1)
	b.UnsafeAppendBoolToBitmap(false)
}

func (b *Uint16Builder) AppendNulls(n int) {
	for i := 0; i < n; i++ {
		b.AppendNull()
	}
}

func (b *Uint16Builder) AppendEmptyValue() {
	b.Append(0)
}

func (b *Uint16Builder) AppendEmptyValues(n int) {
	for i := 0; i < n; i++ {
		b.AppendEmptyValue()
	}
}

func (b *Uint16Builder) UnsafeAppend(v uint16) {
	bitutil.SetBit(b.nullBitmap.Bytes(), b.length)
	b.rawData[b.length] = v
	b.length++
}

func (b *Uint16Builder) UnsafeAppendBoolToBitmap(isValid bool) {
	if isValid {
		bitutil.SetBit(b.nullBitmap.Bytes(), b.length)
	} else {
		b.nulls++
	}
	b.length++
}

// AppendValues will append the values in the v slice. The valid slice determines which values
// in v are valid (not null). The valid slice must either be empty or be equal in length to v. If empty,
// all values in v are appended and considered valid.
func (b *Uint16Builder) AppendValues(v []uint16, valid []bool) {
	if len(v) != len(valid) && len(valid) != 0 {
		panic("len(v) != len(valid) && len(valid) != 0")
	}

	if len(v) == 0 {
		return
	}

	b.Reserve(len(v))
	arrow.Uint16Traits.Copy(b.rawData[b.length:], v)
	b.builder.unsafeAppendBoolsToBitmap(valid, len(v))
}

func (b *Uint16Builder) init(capacity int) {
	b.builder.init(capacity)

	b.data = memory.NewResizableBuffer(b.mem)
	bytesN := arrow.Uint16Traits.BytesRequired(capacity)
	b.data.Resize(bytesN)
	b.rawData = arrow.Uint16Traits.CastFromBytes(b.data.Bytes())
}

// Reserve ensures there is enough space for appending n elements
// by checking the capacity and calling Resize if necessary.
func (b *Uint16Builder) Reserve(n int) {
	b.builder.reserve(n, b.Resize)
}

// Resize adjusts the space allocated by b to n elements. If n is greater than b.Cap(),
// additional memory will be allocated. If n is smaller, the allocated memory may reduced.
func (b *Uint16Builder) Resize(n int) {
	nBuilder := n
	if n < minBuilderCapacity {
		n = minBuilderCapacity
	}

	if b.capacity == 0 {
		b.init(n)
	} else {
		b.builder.resize(nBuilder, b.init)
		b.data.Resize(arrow.Uint16Traits.BytesRequired(n))
		b.rawData = arrow.Uint16Traits.CastFromBytes(b.data.Bytes())
	}
}

func (b *Uint16Builder) Value(i int) uint16 {
	return b.rawData[i]
}

// NewArray creates a Uint16 array from the memory buffers used by the builder and resets the Uint16Builder
// so it can be used to build a new array.
func (b *Uint16Builder) NewArray() arrow.Array {
	return b.NewUint16Array()
}

// NewUint16Array creates a Uint16 array from the memory buffers used by the builder and resets the Uint16Builder
// so it can be used to build a new array.
func (b *Uint16Builder) NewUint16Array() (a *Uint16) {
	data := b.newData()
	a = NewUint16Data(data)
	data.Release()
	return
}

func (b *Uint16Builder) newData() (data *Data) {
	bytesRequired := arrow.Uint16Traits.BytesRequired(b.length)
	if bytesRequired > 0 && bytesRequired < b.data.Len() {
		// trim buffers
		b.data.Resize(bytesRequired)
	}
	data = NewData(arrow.PrimitiveTypes.Uint16, b.length, []*memory.Buffer{b.nullBitmap, b.data}, nil, b.nulls, 0)
	b.reset()

	if b.data != nil {
		b.data.Release()
		b.data = nil
		b.rawData = nil
	}

	return
}

func (b *Uint16Builder) AppendValueFromString(s string) error {
	if s == NullValueStr {
		b.AppendNull()
		return nil
	}
	v, err := strconv.ParseUint(s, 10, 2*8)
	if err != nil {
		b.AppendNull()
		return err
	}
	b.Append(uint16(v))
	return nil
}

func (b *Uint16Builder) UnmarshalOne(dec *json.Decoder) error {
	t, err := dec.Token()
	if err != nil {
		return err
	}

	switch v := t.(type) {
	case nil:
		b.AppendNull()

	case string:
		f, err := strconv.ParseUint(v, 10, 2*8)
		if err != nil {
			return &json.UnmarshalTypeError{
				Value:  v,
				Type:   reflect.TypeOf(uint16(0)),
				Offset: dec.InputOffset(),
			}
		}
		b.Append(uint16(f))
	case float64:
		b.Append(uint16(v))
	case json.Number:
		f, err := strconv.ParseUint(v.String(), 10, 2*8)
		if err != nil {
			return &json.UnmarshalTypeError{
				Value:  v.String(),
				Type:   reflect.TypeOf(uint16(0)),
				Offset: dec.InputOffset(),
			}
		}
		b.Append(uint16(f))

	default:
		return &json.UnmarshalTypeError{
			Value:  fmt.Sprint(t),
			Type:   reflect.TypeOf(uint16(0)),
			Offset: dec.InputOffset(),
		}
	}

	return nil
}

func (b *Uint16Builder) Unmarshal(dec *json.Decoder) error {
	for dec.More() {
		if err := b.UnmarshalOne(dec); err != nil {
			return err
		}
	}
	return nil
}

func (b *Uint16Builder) UnmarshalJSON(data []byte) error {
	dec := json.NewDecoder(bytes.NewReader(data))
	t, err := dec.Token()
	if err != nil {
		return err
	}

	if delim, ok := t.(json.Delim); !ok || delim != '[' {
		return fmt.Errorf("binary builder must unpack from json array, found %s", delim)
	}

	return b.Unmarshal(dec)
}

type Int8Builder struct {
	builder

	data    *memory.Buffer
	rawData []int8
}

func NewInt8Builder(mem memory.Allocator) *Int8Builder {
	b := &Int8Builder{builder: builder{mem: mem}}
	b.refCount.Add(1)
	return b
}

func (b *Int8Builder) Type() arrow.DataType { return arrow.PrimitiveTypes.Int8 }

// Release decreases the reference count by 1.
// When the reference count goes to zero, the memory is freed.
func (b *Int8Builder) Release() {
	debug.Assert(b.refCount.Load() > 0, "too many releases")

	if b.refCount.Add(-1) == 0 {
		if b.nullBitmap != nil {
			b.nullBitmap.Release()
			b.nullBitmap = nil
		}
		if b.data != nil {
			b.data.Release()
			b.data = nil
			b.rawData = nil
		}
	}
}

func (b *Int8Builder) Append(v int8) {
	b.Reserve(1)
	b.UnsafeAppend(v)
}

func (b *Int8Builder) AppendNull() {
	b.Reserve(1)
	b.UnsafeAppendBoolToBitmap(false)
}

func (b *Int8Builder) AppendNulls(n int) {
	for i := 0; i < n; i++ {
		b.AppendNull()
	}
}

func (b *Int8Builder) AppendEmptyValue() {
	b.Append(0)
}

func (b *Int8Builder) AppendEmptyValues(n int) {
	for i := 0; i < n; i++ {
		b.AppendEmptyValue()
	}
}

func (b *Int8Builder) UnsafeAppend(v int8) {
	bitutil.SetBit(b.nullBitmap.Bytes(), b.length)
	b.rawData[b.length] = v
	b.length++
}

func (b *Int8Builder) UnsafeAppendBoolToBitmap(isValid bool) {
	if isValid {
		bitutil.SetBit(b.nullBitmap.Bytes(), b.length)
	} else {
		b.nulls++
	}
	b.length++
}

// AppendValues will append the values in the v slice. The valid slice determines which values
// in v are valid (not null). The valid slice must either be empty or be equal in length to v. If empty,
// all values in v are appended and considered valid.
func (b *Int8Builder) AppendValues(v []int8, valid []bool) {
	if len(v) != len(valid) && len(valid) != 0 {
		panic("len(v) != len(valid) && len(valid) != 0")
	}

	if len(v) == 0 {
		return
	}

	b.Reserve(len(v))
	arrow.Int8Traits.Copy(b.rawData[b.length:], v)
	b.builder.unsafeAppendBoolsToBitmap(valid, len(v))
}

func (b *Int8Builder) init(capacity int) {
	b.builder.init(capacity)

	b.data = memory.NewResizableBuffer(b.mem)
	bytesN := arrow.Int8Traits.BytesRequired(capacity)
	b.data.Resize(bytesN)
	b.rawData = arrow.Int8Traits.CastFromBytes(b.data.Bytes())
}

// Reserve ensures there is enough space for appending n elements
// by checking the capacity and calling Resize if necessary.
func (b *Int8Builder) Reserve(n int) {
	b.builder.reserve(n, b.Resize)
}

// Resize adjusts the space allocated by b to n elements. If n is greater than b.Cap(),
// additional memory will be allocated. If n is smaller, the allocated memory may reduced.
func (b *Int8Builder) Resize(n int) {
	nBuilder := n
	if n < minBuilderCapacity {
		n = minBuilderCapacity
	}

	if b.capacity == 0 {
		b.init(n)
	} else {
		b.builder.resize(nBuilder, b.init)
		b.data.Resize(arrow.Int8Traits.BytesRequired(n))
		b.rawData = arrow.Int8Traits.CastFromBytes(b.data.Bytes())
	}
}

func (b *Int8Builder) Value(i int) int8 {
	return b.rawData[i]
}

// NewArray creates a Int8 array from the memory buffers used by the builder and resets the Int8Builder
// so it can be used to build a new array.
func (b *Int8Builder) NewArray() arrow.Array {
	return b.NewInt8Array()
}

// NewInt8Array creates a Int8 array from the memory buffers used by the builder and resets the Int8Builder
// so it can be used to build a new array.
func (b *Int8Builder) NewInt8Array() (a *Int8) {
	data := b.newData()
	a = NewInt8Data(data)
	data.Release()
	return
}

func (b *Int8Builder) newData() (data *Data) {
	bytesRequired := arrow.Int8Traits.BytesRequired(b.length)
	if bytesRequired > 0 && bytesRequired < b.data.Len() {
		// trim buffers
		b.data.Resize(bytesRequired)
	}
	data = NewData(arrow.PrimitiveTypes.Int8, b.length, []*memory.Buffer{b.nullBitmap, b.data}, nil, b.nulls, 0)
	b.reset()

	if b.data != nil {
		b.data.Release()
		b.data = nil
		b.rawData = nil
	}

	return
}

func (b *Int8Builder) AppendValueFromString(s string) error {
	if s == NullValueStr {
		b.AppendNull()
		return nil
	}
	v, err := strconv.ParseInt(s, 10, 1*8)
	if err != nil {
		b.AppendNull()
		return err
	}
	b.Append(int8(v))
	return nil
}

func (b *Int8Builder) UnmarshalOne(dec *json.Decoder) error {
	t, err := dec.Token()
	if err != nil {
		return err
	}

	switch v := t.(type) {
	case nil:
		b.AppendNull()

	case string:
		f, err := strconv.ParseInt(v, 10, 1*8)
		if err != nil {
			return &json.UnmarshalTypeError{
				Value:  v,
				Type:   reflect.TypeOf(int8(0)),
				Offset: dec.InputOffset(),
			}
		}
		b.Append(int8(f))
	case float64:
		b.Append(int8(v))
	case json.Number:
		f, err := strconv.ParseInt(v.String(), 10, 1*8)
		if err != nil {
			return &json.UnmarshalTypeError{
				Value:  v.String(),
				Type:   reflect.TypeOf(int8(0)),
				Offset: dec.InputOffset(),
			}
		}
		b.Append(int8(f))

	default:
		return &json.UnmarshalTypeError{
			Value:  fmt.Sprint(t),
			Type:   reflect.TypeOf(int8(0)),
			Offset: dec.InputOffset(),
		}
	}

	return nil
}

func (b *Int8Builder) Unmarshal(dec *json.Decoder) error {
	for dec.More() {
		if err := b.UnmarshalOne(dec); err != nil {
			return err
		}
	}
	return nil
}

func (b *Int8Builder) UnmarshalJSON(data []byte) error {
	dec := json.NewDecoder(bytes.NewReader(data))
	t, err := dec.Token()
	if err != nil {
		return err
	}

	if delim, ok := t.(json.Delim); !ok || delim != '[' {
		return fmt.Errorf("binary builder must unpack from json array, found %s", delim)
	}

	return b.Unmarshal(dec)
}

type Uint8Builder struct {
	builder

	data    *memory.Buffer
	rawData []uint8
}

func NewUint8Builder(mem memory.Allocator) *Uint8Builder {
	b := &Uint8Builder{builder: builder{mem: mem}}
	b.refCount.Add(1)
	return b
}

func (b *Uint8Builder) Type() arrow.DataType { return arrow.PrimitiveTypes.Uint8 }

// Release decreases the reference count by 1.
// When the reference count goes to zero, the memory is freed.
func (b *Uint8Builder) Release() {
	debug.Assert(b.refCount.Load() > 0, "too many releases")

	if b.refCount.Add(-1) == 0 {
		if b.nullBitmap != nil {
			b.nullBitmap.Release()
			b.nullBitmap = nil
		}
		if b.data != nil {
			b.data.Release()
			b.data = nil
			b.rawData = nil
		}
	}
}

func (b *Uint8Builder) Append(v uint8) {
	b.Reserve(1)
	b.UnsafeAppend(v)
}

func (b *Uint8Builder) AppendNull() {
	b.Reserve(1)
	b.UnsafeAppendBoolToBitmap(false)
}

func (b *Uint8Builder) AppendNulls(n int) {
	for i := 0; i < n; i++ {
		b.AppendNull()
	}
}

func (b *Uint8Builder) AppendEmptyValue() {
	b.Append(0)
}

func (b *Uint8Builder) AppendEmptyValues(n int) {
	for i := 0; i < n; i++ {
		b.AppendEmptyValue()
	}
}

func (b *Uint8Builder) UnsafeAppend(v uint8) {
	bitutil.SetBit(b.nullBitmap.Bytes(), b.length)
	b.rawData[b.length] = v
	b.length++
}

func (b *Uint8Builder) UnsafeAppendBoolToBitmap(isValid bool) {
	if isValid {
		bitutil.SetBit(b.nullBitmap.Bytes(), b.length)
	} else {
		b.nulls++
	}
	b.length++
}

// AppendValues will append the values in the v slice. The valid slice determines which values
// in v are valid (not null). The valid slice must either be empty or be equal in length to v. If empty,
// all values in v are appended and considered valid.
func (b *Uint8Builder) AppendValues(v []uint8, valid []bool) {
	if len(v) != len(valid) && len(valid) != 0 {
		panic("len(v) != len(valid) && len(valid) != 0")
	}

	if len(v) == 0 {
		return
	}

	b.Reserve(len(v))
	arrow.Uint8Traits.Copy(b.rawData[b.length:], v)
	b.builder.unsafeAppendBoolsToBitmap(valid, len(v))
}

func (b *Uint8Builder) init(capacity int) {
	b.builder.init(capacity)

	b.data = memory.NewResizableBuffer(b.mem)
	bytesN := arrow.Uint8Traits.BytesRequired(capacity)
	b.data.Resize(bytesN)
	b.rawData = arrow.Uint8Traits.CastFromBytes(b.data.Bytes())
}

// Reserve ensures there is enough space for appending n elements
// by checking the capacity and calling Resize if necessary.
func (b *Uint8Builder) Reserve(n int) {
	b.builder.reserve(n, b.Resize)
}

// Resize adjusts the space allocated by b to n elements. If n is greater than b.Cap(),
// additional memory will be allocated. If n is smaller, the allocated memory may reduced.
func (b *Uint8Builder) Resize(n int) {
	nBuilder := n
	if n < minBuilderCapacity {
		n = minBuilderCapacity
	}

	if b.capacity == 0 {
		b.init(n)
	} else {
		b.builder.resize(nBuilder, b.init)
		b.data.Resize(arrow.Uint8Traits.BytesRequired(n))
		b.rawData = arrow.Uint8Traits.CastFromBytes(b.data.Bytes())
	}
}

func (b *Uint8Builder) Value(i int) uint8 {
	return b.rawData[i]
}

// NewArray creates a Uint8 array from the memory buffers used by the builder and resets the Uint8Builder
// so it can be used to build a new array.
func (b *Uint8Builder) NewArray() arrow.Array {
	return b.NewUint8Array()
}

// NewUint8Array creates a Uint8 array from the memory buffers used by the builder and resets the Uint8Builder
// so it can be used to build a new array.
func (b *Uint8Builder) NewUint8Array() (a *Uint8) {
	data := b.newData()
	a = NewUint8Data(data)
	data.Release()
	return
}

func (b *Uint8Builder) newData() (data *Data) {
	bytesRequired := arrow.Uint8Traits.BytesRequired(b.length)
	if bytesRequired > 0 && bytesRequired < b.data.Len() {
		// trim buffers
		b.data.Resize(bytesRequired)
	}
	data = NewData(arrow.PrimitiveTypes.Uint8, b.length, []*memory.Buffer{b.nullBitmap, b.data}, nil, b.nulls, 0)
	b.reset()

	if b.data != nil {
		b.data.Release()
		b.data = nil
		b.rawData = nil
	}

	return
}

func (b *Uint8Builder) AppendValueFromString(s string) error {
	if s == NullValueStr {
		b.AppendNull()
		return nil
	}
	v, err := strconv.ParseUint(s, 10, 1*8)
	if err != nil {
		b.AppendNull()
		return err
	}
	b.Append(uint8(v))
	return nil
}

func (b *Uint8Builder) UnmarshalOne(dec *json.Decoder) error {
	t, err := dec.Token()
	if err != nil {
		return err
	}

	switch v := t.(type) {
	case nil:
		b.AppendNull()

	case string:
		f, err := strconv.ParseUint(v, 10, 1*8)
		if err != nil {
			return &json.UnmarshalTypeError{
				Value:  v,
				Type:   reflect.TypeOf(uint8(0)),
				Offset: dec.InputOffset(),
			}
		}
		b.Append(uint8(f))
	case float64:
		b.Append(uint8(v))
	case json.Number:
		f, err := strconv.ParseUint(v.String(), 10, 1*8)
		if err != nil {
			return &json.UnmarshalTypeError{
				Value:  v.String(),
				Type:   reflect.TypeOf(uint8(0)),
				Offset: dec.InputOffset(),
			}
		}
		b.Append(uint8(f))

	default:
		return &json.UnmarshalTypeError{
			Value:  fmt.Sprint(t),
			Type:   reflect.TypeOf(uint8(0)),
			Offset: dec.InputOffset(),
		}
	}

	return nil
}

func (b *Uint8Builder) Unmarshal(dec *json.Decoder) error {
	for dec.More() {
		if err := b.UnmarshalOne(dec); err != nil {
			return err
		}
	}
	return nil
}

func (b *Uint8Builder) UnmarshalJSON(data []byte) error {
	dec := json.NewDecoder(bytes.NewReader(data))
	t, err := dec.Token()
	if err != nil {
		return err
	}

	if delim, ok := t.(json.Delim); !ok || delim != '[' {
		return fmt.Errorf("binary builder must unpack from json array, found %s", delim)
	}

	return b.Unmarshal(dec)
}

type Time32Builder struct {
	builder

	dtype   *arrow.Time32Type
	data    *memory.Buffer
	rawData []arrow.Time32
}

func NewTime32Builder(mem memory.Allocator, dtype *arrow.Time32Type) *Time32Builder {
	b := &Time32Builder{builder: builder{mem: mem}, dtype: dtype}
	b.refCount.Add(1)
	return b
}

func (b *Time32Builder) Type() arrow.DataType { return b.dtype }

// Release decreases the reference count by 1.
// When the reference count goes to zero, the memory is freed.
func (b *Time32Builder) Release() {
	debug.Assert(b.refCount.Load() > 0, "too many releases")

	if b.refCount.Add(-1) == 0 {
		if b.nullBitmap != nil {
			b.nullBitmap.Release()
			b.nullBitmap = nil
		}
		if b.data != nil {
			b.data.Release()
			b.data = nil
			b.rawData = nil
		}
	}
}

func (b *Time32Builder) Append(v arrow.Time32) {
	b.Reserve(1)
	b.UnsafeAppend(v)
}

func (b *Time32Builder) AppendNull() {
	b.Reserve(1)
	b.UnsafeAppendBoolToBitmap(false)
}

func (b *Time32Builder) AppendNulls(n int) {
	for i := 0; i < n; i++ {
		b.AppendNull()
	}
}

func (b *Time32Builder) AppendEmptyValue() {
	b.Append(0)
}

func (b *Time32Builder) AppendEmptyValues(n int) {
	for i := 0; i < n; i++ {
		b.AppendEmptyValue()
	}
}

func (b *Time32Builder) UnsafeAppend(v arrow.Time32) {
	bitutil.SetBit(b.nullBitmap.Bytes(), b.length)
	b.rawData[b.length] = v
	b.length++
}

func (b *Time32Builder) UnsafeAppendBoolToBitmap(isValid bool) {
	if isValid {
		bitutil.SetBit(b.nullBitmap.Bytes(), b.length)
	} else {
		b.nulls++
	}
	b.length++
}

// AppendValues will append the values in the v slice. The valid slice determines which values
// in v are valid (not null). The valid slice must either be empty or be equal in length to v. If empty,
// all values in v are appended and considered valid.
func (b *Time32Builder) AppendValues(v []arrow.Time32, valid []bool) {
	if len(v) != len(valid) && len(valid) != 0 {
		panic("len(v) != len(valid) && len(valid) != 0")
	}

	if len(v) == 0 {
		return
	}

	b.Reserve(len(v))
	arrow.Time32Traits.Copy(b.rawData[b.length:], v)
	b.builder.unsafeAppendBoolsToBitmap(valid, len(v))
}

func (b *Time32Builder) init(capacity int) {
	b.builder.init(capacity)

	b.data = memory.NewResizableBuffer(b.mem)
	bytesN := arrow.Time32Traits.BytesRequired(capacity)
	b.data.Resize(bytesN)
	b.rawData = arrow.Time32Traits.CastFromBytes(b.data.Bytes())
}

// Reserve ensures there is enough space for appending n elements
// by checking the capacity and calling Resize if necessary.
func (b *Time32Builder) Reserve(n int) {
	b.builder.reserve(n, b.Resize)
}

// Resize adjusts the space allocated by b to n elements. If n is greater than b.Cap(),
// additional memory will be allocated. If n is smaller, the allocated memory may reduced.
func (b *Time32Builder) Resize(n int) {
	nBuilder := n
	if n < minBuilderCapacity {
		n = minBuilderCapacity
	}

	if b.capacity == 0 {
		b.init(n)
	} else {
		b.builder.resize(nBuilder, b.init)
		b.data.Resize(arrow.Time32Traits.BytesRequired(n))
		b.rawData = arrow.Time32Traits.CastFromBytes(b.data.Bytes())
	}
}

func (b *Time32Builder) Value(i int) arrow.Time32 {
	return b.rawData[i]
}

// NewArray creates a Time32 array from the memory buffers used by the builder and resets the Time32Builder
// so it can be used to build a new array.
func (b *Time32Builder) NewArray() arrow.Array {
	return b.NewTime32Array()
}

// NewTime32Array creates a Time32 array from the memory buffers used by the builder and resets the Time32Builder
// so it can be used to build a new array.
func (b *Time32Builder) NewTime32Array() (a *Time32) {
	data := b.newData()
	a = NewTime32Data(data)
	data.Release()
	return
}

func (b *Time32Builder) newData() (data *Data) {
	bytesRequired := arrow.Time32Traits.BytesRequired(b.length)
	if bytesRequired > 0 && bytesRequired < b.data.Len() {
		// trim buffers
		b.data.Resize(bytesRequired)
	}
	data = NewData(b.dtype, b.length, []*memory.Buffer{b.nullBitmap, b.data}, nil, b.nulls, 0)
	b.reset()

	if b.data != nil {
		b.data.Release()
		b.data = nil
		b.rawData = nil
	}

	return
}

func (b *Time32Builder) AppendValueFromString(s string) error {
	if s == NullValueStr {
		b.AppendNull()
		return nil
	}
	val, err := arrow.Time32FromString(s, b.dtype.Unit)
	if err != nil {
		b.AppendNull()
		return err
	}
	b.Append(val)
	return nil
}

func (b *Time32Builder) UnmarshalOne(dec *json.Decoder) error {
	t, err := dec.Token()
	if err != nil {
		return err
	}

	switch v := t.(type) {
	case nil:
		b.AppendNull()
	case string:
		tm, err := arrow.Time32FromString(v, b.dtype.Unit)
		if err != nil {
			return &json.UnmarshalTypeError{
				Value:  v,
				Type:   reflect.TypeOf(arrow.Time32(0)),
				Offset: dec.InputOffset(),
			}
		}

		b.Append(tm)
	case json.Number:
		n, err := v.Int64()
		if err != nil {
			return &json.UnmarshalTypeError{
				Value:  v.String(),
				Type:   reflect.TypeOf(arrow.Time32(0)),
				Offset: dec.InputOffset(),
			}
		}
		b.Append(arrow.Time32(n))
	case float64:
		b.Append(arrow.Time32(v))

	default:
		return &json.UnmarshalTypeError{
			Value:  fmt.Sprint(t),
			Type:   reflect.TypeOf(arrow.Time32(0)),
			Offset: dec.InputOffset(),
		}
	}

	return nil
}

func (b *Time32Builder) Unmarshal(dec *json.Decoder) error {
	for dec.More() {
		if err := b.UnmarshalOne(dec); err != nil {
			return err
		}
	}
	return nil
}

func (b *Time32Builder) UnmarshalJSON(data []byte) error {
	dec := json.NewDecoder(bytes.NewReader(data))
	t, err := dec.Token()
	if err != nil {
		return err
	}

	if delim, ok := t.(json.Delim); !ok || delim != '[' {
		return fmt.Errorf("binary builder must unpack from json array, found %s", delim)
	}

	return b.Unmarshal(dec)
}

type Time64Builder struct {
	builder

	dtype   *arrow.Time64Type
	data    *memory.Buffer
	rawData []arrow.Time64
}

func NewTime64Builder(mem memory.Allocator, dtype *arrow.Time64Type) *Time64Builder {
	b := &Time64Builder{builder: builder{mem: mem}, dtype: dtype}
	b.refCount.Add(1)
	return b
}

func (b *Time64Builder) Type() arrow.DataType { return b.dtype }

// Release decreases the reference count by 1.
// When the reference count goes to zero, the memory is freed.
func (b *Time64Builder) Release() {
	debug.Assert(b.refCount.Load() > 0, "too many releases")

	if b.refCount.Add(-1) == 0 {
		if b.nullBitmap != nil {
			b.nullBitmap.Release()
			b.nullBitmap = nil
		}
		if b.data != nil {
			b.data.Release()
			b.data = nil
			b.rawData = nil
		}
	}
}

func (b *Time64Builder) Append(v arrow.Time64) {
	b.Reserve(1)
	b.UnsafeAppend(v)
}

func (b *Time64Builder) AppendNull() {
	b.Reserve(1)
	b.UnsafeAppendBoolToBitmap(false)
}

func (b *Time64Builder) AppendNulls(n int) {
	for i := 0; i < n; i++ {
		b.AppendNull()
	}
}

func (b *Time64Builder) AppendEmptyValue() {
	b.Append(0)
}

func (b *Time64Builder) AppendEmptyValues(n int) {
	for i := 0; i < n; i++ {
		b.AppendEmptyValue()
	}
}

func (b *Time64Builder) UnsafeAppend(v arrow.Time64) {
	bitutil.SetBit(b.nullBitmap.Bytes(), b.length)
	b.rawData[b.length] = v
	b.length++
}

func (b *Time64Builder) UnsafeAppendBoolToBitmap(isValid bool) {
	if isValid {
		bitutil.SetBit(b.nullBitmap.Bytes(), b.length)
	} else {
		b.nulls++
	}
	b.length++
}

// AppendValues will append the values in the v slice. The valid slice determines which values
// in v are valid (not null). The valid slice must either be empty or be equal in length to v. If empty,
// all values in v are appended and considered valid.
func (b *Time64Builder) AppendValues(v []arrow.Time64, valid []bool) {
	if len(v) != len(valid) && len(valid) != 0 {
		panic("len(v) != len(valid) && len(valid) != 0")
	}

	if len(v) == 0 {
		return
	}

	b.Reserve(len(v))
	arrow.Time64Traits.Copy(b.rawData[b.length:], v)
	b.builder.unsafeAppendBoolsToBitmap(valid, len(v))
}

func (b *Time64Builder) init(capacity int) {
	b.builder.init(capacity)

	b.data = memory.NewResizableBuffer(b.mem)
	bytesN := arrow.Time64Traits.BytesRequired(capacity)
	b.data.Resize(bytesN)
	b.rawData = arrow.Time64Traits.CastFromBytes(b.data.Bytes())
}

// Reserve ensures there is enough space for appending n elements
// by checking the capacity and calling Resize if necessary.
func (b *Time64Builder) Reserve(n int) {
	b.builder.reserve(n, b.Resize)
}

// Resize adjusts the space allocated by b to n elements. If n is greater than b.Cap(),
// additional memory will be allocated. If n is smaller, the allocated memory may reduced.
func (b *Time64Builder) Resize(n int) {
	nBuilder := n
	if n < minBuilderCapacity {
		n = minBuilderCapacity
	}

	if b.capacity == 0 {
		b.init(n)
	} else {
		b.builder.resize(nBuilder, b.init)
		b.data.Resize(arrow.Time64Traits.BytesRequired(n))
		b.rawData = arrow.Time64Traits.CastFromBytes(b.data.Bytes())
	}
}

func (b *Time64Builder) Value(i int) arrow.Time64 {
	return b.rawData[i]
}

// NewArray creates a Time64 array from the memory buffers used by the builder and resets the Time64Builder
// so it can be used to build a new array.
func (b *Time64Builder) NewArray() arrow.Array {
	return b.NewTime64Array()
}

// NewTime64Array creates a Time64 array from the memory buffers used by the builder and resets the Time64Builder
// so it can be used to build a new array.
func (b *Time64Builder) NewTime64Array() (a *Time64) {
	data := b.newData()
	a = NewTime64Data(data)
	data.Release()
	return
}

func (b *Time64Builder) newData() (data *Data) {
	bytesRequired := arrow.Time64Traits.BytesRequired(b.length)
	if bytesRequired > 0 && bytesRequired < b.data.Len() {
		// trim buffers
		b.data.Resize(bytesRequired)
	}
	data = NewData(b.dtype, b.length, []*memory.Buffer{b.nullBitmap, b.data}, nil, b.nulls, 0)
	b.reset()

	if b.data != nil {
		b.data.Release()
		b.data = nil
		b.rawData = nil
	}

	return
}

func (b *Time64Builder) AppendValueFromString(s string) error {
	if s == NullValueStr {
		b.AppendNull()
		return nil
	}
	val, err := arrow.Time64FromString(s, b.dtype.Unit)
	if err != nil {
		b.AppendNull()
		return err
	}
	b.Append(val)
	return nil
}

func (b *Time64Builder) UnmarshalOne(dec *json.Decoder) error {
	t, err := dec.Token()
	if err != nil {
		return err
	}

	switch v := t.(type) {
	case nil:
		b.AppendNull()
	case string:
		tm, err := arrow.Time64FromString(v, b.dtype.Unit)
		if err != nil {
			return &json.UnmarshalTypeError{
				Value:  v,
				Type:   reflect.TypeOf(arrow.Time64(0)),
				Offset: dec.InputOffset(),
			}
		}

		b.Append(tm)
	case json.Number:
		n, err := v.Int64()
		if err != nil {
			return &json.UnmarshalTypeError{
				Value:  v.String(),
				Type:   reflect.TypeOf(arrow.Time64(0)),
				Offset: dec.InputOffset(),
			}
		}
		b.Append(arrow.Time64(n))
	case float64:
		b.Append(arrow.Time64(v))

	default:
		return &json.UnmarshalTypeError{
			Value:  fmt.Sprint(t),
			Type:   reflect.TypeOf(arrow.Time64(0)),
			Offset: dec.InputOffset(),
		}
	}

	return nil
}

func (b *Time64Builder) Unmarshal(dec *json.Decoder) error {
	for dec.More() {
		if err := b.UnmarshalOne(dec); err != nil {
			return err
		}
	}
	return nil
}

func (b *Time64Builder) UnmarshalJSON(data []byte) error {
	dec := json.NewDecoder(bytes.NewReader(data))
	t, err := dec.Token()
	if err != nil {
		return err
	}

	if delim, ok := t.(json.Delim); !ok || delim != '[' {
		return fmt.Errorf("binary builder must unpack from json array, found %s", delim)
	}

	return b.Unmarshal(dec)
}

type Date32Builder struct {
	builder

	data    *memory.Buffer
	rawData []arrow.Date32
}

func NewDate32Builder(mem memory.Allocator) *Date32Builder {
	b := &Date32Builder{builder: builder{mem: mem}}
	b.refCount.Add(1)
	return b
}

func (b *Date32Builder) Type() arrow.DataType { return arrow.PrimitiveTypes.Date32 }

// Release decreases the reference count by 1.
// When the reference count goes to zero, the memory is freed.
func (b *Date32Builder) Release() {
	debug.Assert(b.refCount.Load() > 0, "too many releases")

	if b.refCount.Add(-1) == 0 {
		if b.nullBitmap != nil {
			b.nullBitmap.Release()
			b.nullBitmap = nil
		}
		if b.data != nil {
			b.data.Release()
			b.data = nil
			b.rawData = nil
		}
	}
}

func (b *Date32Builder) Append(v arrow.Date32) {
	b.Reserve(1)
	b.UnsafeAppend(v)
}

func (b *Date32Builder) AppendNull() {
	b.Reserve(1)
	b.UnsafeAppendBoolToBitmap(false)
}

func (b *Date32Builder) AppendNulls(n int) {
	for i := 0; i < n; i++ {
		b.AppendNull()
	}
}

func (b *Date32Builder) AppendEmptyValue() {
	b.Append(0)
}

func (b *Date32Builder) AppendEmptyValues(n int) {
	for i := 0; i < n; i++ {
		b.AppendEmptyValue()
	}
}

func (b *Date32Builder) UnsafeAppend(v arrow.Date32) {
	bitutil.SetBit(b.nullBitmap.Bytes(), b.length)
	b.rawData[b.length] = v
	b.length++
}

func (b *Date32Builder) UnsafeAppendBoolToBitmap(isValid bool) {
	if isValid {
		bitutil.SetBit(b.nullBitmap.Bytes(), b.length)
	} else {
		b.nulls++
	}
	b.length++
}

// AppendValues will append the values in the v slice. The valid slice determines which values
// in v are valid (not null). The valid slice must either be empty or be equal in length to v. If empty,
// all values in v are appended and considered valid.
func (b *Date32Builder) AppendValues(v []arrow.Date32, valid []bool) {
	if len(v) != len(valid) && len(valid) != 0 {
		panic("len(v) != len(valid) && len(valid) != 0")
	}

	if len(v) == 0 {
		return
	}

	b.Reserve(len(v))
	arrow.Date32Traits.Copy(b.rawData[b.length:], v)
	b.builder.unsafeAppendBoolsToBitmap(valid, len(v))
}

func (b *Date32Builder) init(capacity int) {
	b.builder.init(capacity)

	b.data = memory.NewResizableBuffer(b.mem)
	bytesN := arrow.Date32Traits.BytesRequired(capacity)
	b.data.Resize(bytesN)
	b.rawData = arrow.Date32Traits.CastFromBytes(b.data.Bytes())
}

// Reserve ensures there is enough space for appending n elements
// by checking the capacity and calling Resize if necessary.
func (b *Date32Builder) Reserve(n int) {
	b.builder.reserve(n, b.Resize)
}

// Resize adjusts the space allocated by b to n elements. If n is greater than b.Cap(),
// additional memory will be allocated. If n is smaller, the allocated memory may reduced.
func (b *Date32Builder) Resize(n int) {
	nBuilder := n
	if n < minBuilderCapacity {
		n = minBuilderCapacity
	}

	if b.capacity == 0 {
		b.init(n)
	} else {
		b.builder.resize(nBuilder, b.init)
		b.data.Resize(arrow.Date32Traits.BytesRequired(n))
		b.rawData = arrow.Date32Traits.CastFromBytes(b.data.Bytes())
	}
}

func (b *Date32Builder) Value(i int) arrow.Date32 {
	return b.rawData[i]
}

// NewArray creates a Date32 array from the memory buffers used by the builder and resets the Date32Builder
// so it can be used to build a new array.
func (b *Date32Builder) NewArray() arrow.Array {
	return b.NewDate32Array()
}

// NewDate32Array creates a Date32 array from the memory buffers used by the builder and resets the Date32Builder
// so it can be used to build a new array.
func (b *Date32Builder) NewDate32Array() (a *Date32) {
	data := b.newData()
	a = NewDate32Data(data)
	data.Release()
	return
}

func (b *Date32Builder) newData() (data *Data) {
	bytesRequired := arrow.Date32Traits.BytesRequired(b.length)
	if bytesRequired > 0 && bytesRequired < b.data.Len() {
		// trim buffers
		b.data.Resize(bytesRequired)
	}
	data = NewData(arrow.PrimitiveTypes.Date32, b.length, []*memory.Buffer{b.nullBitmap, b.data}, nil, b.nulls, 0)
	b.reset()

	if b.data != nil {
		b.data.Release()
		b.data = nil
		b.rawData = nil
	}

	return
}

func (b *Date32Builder) AppendValueFromString(s string) error {
	if s == NullValueStr {
		b.AppendNull()
		return nil
	}
	tm, err := time.Parse("2006-01-02", s)
	if err != nil {
		b.AppendNull()
		return err
	}
	b.Append(arrow.Date32FromTime(tm))
	return nil
}

func (b *Date32Builder) UnmarshalOne(dec *json.Decoder) error {
	t, err := dec.Token()
	if err != nil {
		return err
	}

	switch v := t.(type) {
	case nil:
		b.AppendNull()
	case string:
		tm, err := time.Parse("2006-01-02", v)
		if err != nil {
			return &json.UnmarshalTypeError{
				Value:  v,
				Type:   reflect.TypeOf(arrow.Date32(0)),
				Offset: dec.InputOffset(),
			}
		}

		b.Append(arrow.Date32FromTime(tm))
	case json.Number:
		n, err := v.Int64()
		if err != nil {
			return &json.UnmarshalTypeError{
				Value:  v.String(),
				Type:   reflect.TypeOf(arrow.Date32(0)),
				Offset: dec.InputOffset(),
			}
		}
		b.Append(arrow.Date32(n))
	case float64:
		b.Append(arrow.Date32(v))

	default:
		return &json.UnmarshalTypeError{
			Value:  fmt.Sprint(t),
			Type:   reflect.TypeOf(arrow.Date32(0)),
			Offset: dec.InputOffset(),
		}
	}

	return nil
}

func (b *Date32Builder) Unmarshal(dec *json.Decoder) error {
	for dec.More() {
		if err := b.UnmarshalOne(dec); err != nil {
			return err
		}
	}
	return nil
}

func (b *Date32Builder) UnmarshalJSON(data []byte) error {
	dec := json.NewDecoder(bytes.NewReader(data))
	t, err := dec.Token()
	if err != nil {
		return err
	}

	if delim, ok := t.(json.Delim); !ok || delim != '[' {
		return fmt.Errorf("binary builder must unpack from json array, found %s", delim)
	}

	return b.Unmarshal(dec)
}

type Date64Builder struct {
	builder

	data    *memory.Buffer
	rawData []arrow.Date64
}

func NewDate64Builder(mem memory.Allocator) *Date64Builder {
	b := &Date64Builder{builder: builder{mem: mem}}
	b.refCount.Add(1)
	return b
}

func (b *Date64Builder) Type() arrow.DataType { return arrow.PrimitiveTypes.Date64 }

// Release decreases the reference count by 1.
// When the reference count goes to zero, the memory is freed.
func (b *Date64Builder) Release() {
	debug.Assert(b.refCount.Load() > 0, "too many releases")

	if b.refCount.Add(-1) == 0 {
		if b.nullBitmap != nil {
			b.nullBitmap.Release()
			b.nullBitmap = nil
		}
		if b.data != nil {
			b.data.Release()
			b.data = nil
			b.rawData = nil
		}
	}
}

func (b *Date64Builder) Append(v arrow.Date64) {
	b.Reserve(1)
	b.UnsafeAppend(v)
}

func (b *Date64Builder) AppendNull() {
	b.Reserve(1)
	b.UnsafeAppendBoolToBitmap(false)
}

func (b *Date64Builder) AppendNulls(n int) {
	for i := 0; i < n; i++ {
		b.AppendNull()
	}
}

func (b *Date64Builder) AppendEmptyValue() {
	b.Append(0)
}

func (b *Date64Builder) AppendEmptyValues(n int) {
	for i := 0; i < n; i++ {
		b.AppendEmptyValue()
	}
}

func (b *Date64Builder) UnsafeAppend(v arrow.Date64) {
	bitutil.SetBit(b.nullBitmap.Bytes(), b.length)
	b.rawData[b.length] = v
	b.length++
}

func (b *Date64Builder) UnsafeAppendBoolToBitmap(isValid bool) {
	if isValid {
		bitutil.SetBit(b.nullBitmap.Bytes(), b.length)
	} else {
		b.nulls++
	}
	b.length++
}

// AppendValues will append the values in the v slice. The valid slice determines which values
// in v are valid (not null). The valid slice must either be empty or be equal in length to v. If empty,
// all values in v are appended and considered valid.
func (b *Date64Builder) AppendValues(v []arrow.Date64, valid []bool) {
	if len(v) != len(valid) && len(valid) != 0 {
		panic("len(v) != len(valid) && len(valid) != 0")
	}

	if len(v) == 0 {
		return
	}

	b.Reserve(len(v))
	arrow.Date64Traits.Copy(b.rawData[b.length:], v)
	b.builder.unsafeAppendBoolsToBitmap(valid, len(v))
}

func (b *Date64Builder) init(capacity int) {
	b.builder.init(capacity)

	b.data = memory.NewResizableBuffer(b.mem)
	bytesN := arrow.Date64Traits.BytesRequired(capacity)
	b.data.Resize(bytesN)
	b.rawData = arrow.Date64Traits.CastFromBytes(b.data.Bytes())
}

// Reserve ensures there is enough space for appending n elements
// by checking the capacity and calling Resize if necessary.
func (b *Date64Builder) Reserve(n int) {
	b.builder.reserve(n, b.Resize)
}

// Resize adjusts the space allocated by b to n elements. If n is greater than b.Cap(),
// additional memory will be allocated. If n is smaller, the allocated memory may reduced.
func (b *Date64Builder) Resize(n int) {
	nBuilder := n
	if n < minBuilderCapacity {
		n = minBuilderCapacity
	}

	if b.capacity == 0 {
		b.init(n)
	} else {
		b.builder.resize(nBuilder, b.init)
		b.data.Resize(arrow.Date64Traits.BytesRequired(n))
		b.rawData = arrow.Date64Traits.CastFromBytes(b.data.Bytes())
	}
}

func (b *Date64Builder) Value(i int) arrow.Date64 {
	return b.rawData[i]
}

// NewArray creates a Date64 array from the memory buffers used by the builder and resets the Date64Builder
// so it can be used to build a new array.
func (b *Date64Builder) NewArray() arrow.Array {
	return b.NewDate64Array()
}

// NewDate64Array creates a Date64 array from the memory buffers used by the builder and resets the Date64Builder
// so it can be used to build a new array.
func (b *Date64Builder) NewDate64Array() (a *Date64) {
	data := b.newData()
	a = NewDate64Data(data)
	data.Release()
	return
}

func (b *Date64Builder) newData() (data *Data) {
	bytesRequired := arrow.Date64Traits.BytesRequired(b.length)
	if bytesRequired > 0 && bytesRequired < b.data.Len() {
		// trim buffers
		b.data.Resize(bytesRequired)
	}
	data = NewData(arrow.PrimitiveTypes.Date64, b.length, []*memory.Buffer{b.nullBitmap, b.data}, nil, b.nulls, 0)
	b.reset()

	if b.data != nil {
		b.data.Release()
		b.data = nil
		b.rawData = nil
	}

	return
}

func (b *Date64Builder) AppendValueFromString(s string) error {
	if s == NullValueStr {
		b.AppendNull()
		return nil
	}
	tm, err := time.Parse("2006-01-02", s)
	if err != nil {
		b.AppendNull()
		return err
	}
	b.Append(arrow.Date64FromTime(tm))
	return nil
}

func (b *Date64Builder) UnmarshalOne(dec *json.Decoder) error {
	t, err := dec.Token()
	if err != nil {
		return err
	}

	switch v := t.(type) {
	case nil:
		b.AppendNull()
	case string:
		tm, err := time.Parse("2006-01-02", v)
		if err != nil {
			return &json.UnmarshalTypeError{
				Value:  v,
				Type:   reflect.TypeOf(arrow.Date64(0)),
				Offset: dec.InputOffset(),
			}
		}

		b.Append(arrow.Date64FromTime(tm))
	case json.Number:
		n, err := v.Int64()
		if err != nil {
			return &json.UnmarshalTypeError{
				Value:  v.String(),
				Type:   reflect.TypeOf(arrow.Date64(0)),
				Offset: dec.InputOffset(),
			}
		}
		b.Append(arrow.Date64(n))
	case float64:
		b.Append(arrow.Date64(v))

	default:
		return &json.UnmarshalTypeError{
			Value:  fmt.Sprint(t),
			Type:   reflect.TypeOf(arrow.Date64(0)),
			Offset: dec.InputOffset(),
		}
	}

	return nil
}

func (b *Date64Builder) Unmarshal(dec *json.Decoder) error {
	for dec.More() {
		if err := b.UnmarshalOne(dec); err != nil {
			return err
		}
	}
	return nil
}

func (b *Date64Builder) UnmarshalJSON(data []byte) error {
	dec := json.NewDecoder(bytes.NewReader(data))
	t, err := dec.Token()
	if err != nil {
		return err
	}

	if delim, ok := t.(json.Delim); !ok || delim != '[' {
		return fmt.Errorf("binary builder must unpack from json array, found %s", delim)
	}

	return b.Unmarshal(dec)
}

type DurationBuilder struct {
	builder

	dtype   *arrow.DurationType
	data    *memory.Buffer
	rawData []arrow.Duration
}

func NewDurationBuilder(mem memory.Allocator, dtype *arrow.DurationType) *DurationBuilder {
	b := &DurationBuilder{builder: builder{mem: mem}, dtype: dtype}
	b.refCount.Add(1)
	return b
}

func (b *DurationBuilder) Type() arrow.DataType { return b.dtype }

// Release decreases the reference count by 1.
// When the reference count goes to zero, the memory is freed.
func (b *DurationBuilder) Release() {
	debug.Assert(b.refCount.Load() > 0, "too many releases")

	if b.refCount.Add(-1) == 0 {
		if b.nullBitmap != nil {
			b.nullBitmap.Release()
			b.nullBitmap = nil
		}
		if b.data != nil {
			b.data.Release()
			b.data = nil
			b.rawData = nil
		}
	}
}

func (b *DurationBuilder) Append(v arrow.Duration) {
	b.Reserve(1)
	b.UnsafeAppend(v)
}

func (b *DurationBuilder) AppendNull() {
	b.Reserve(1)
	b.UnsafeAppendBoolToBitmap(false)
}

func (b *DurationBuilder) AppendNulls(n int) {
	for i := 0; i < n; i++ {
		b.AppendNull()
	}
}

func (b *DurationBuilder) AppendEmptyValue() {
	b.Append(0)
}

func (b *DurationBuilder) AppendEmptyValues(n int) {
	for i := 0; i < n; i++ {
		b.AppendEmptyValue()
	}
}

func (b *DurationBuilder) UnsafeAppend(v arrow.Duration) {
	bitutil.SetBit(b.nullBitmap.Bytes(), b.length)
	b.rawData[b.length] = v
	b.length++
}

func (b *DurationBuilder) UnsafeAppendBoolToBitmap(isValid bool) {
	if isValid {
		bitutil.SetBit(b.nullBitmap.Bytes(), b.length)
	} else {
		b.nulls++
	}
	b.length++
}

// AppendValues will append the values in the v slice. The valid slice determines which values
// in v are valid (not null). The valid slice must either be empty or be equal in length to v. If empty,
// all values in v are appended and considered valid.
func (b *DurationBuilder) AppendValues(v []arrow.Duration, valid []bool) {
	if len(v) != len(valid) && len(valid) != 0 {
		panic("len(v) != len(valid) && len(valid) != 0")
	}

	if len(v) == 0 {
		return
	}

	b.Reserve(len(v))
	arrow.DurationTraits.Copy(b.rawData[b.length:], v)
	b.builder.unsafeAppendBoolsToBitmap(valid, len(v))
}

func (b *DurationBuilder) init(capacity int) {
	b.builder.init(capacity)

	b.data = memory.NewResizableBuffer(b.mem)
	bytesN := arrow.DurationTraits.BytesRequired(capacity)
	b.data.Resize(bytesN)
	b.rawData = arrow.DurationTraits.CastFromBytes(b.data.Bytes())
}

// Reserve ensures there is enough space for appending n elements
// by checking the capacity and calling Resize if necessary.
func (b *DurationBuilder) Reserve(n int) {
	b.builder.reserve(n, b.Resize)
}

// Resize adjusts the space allocated by b to n elements. If n is greater than b.Cap(),
// additional memory will be allocated. If n is smaller, the allocated memory may reduced.
func (b *DurationBuilder) Resize(n int) {
	nBuilder := n
	if n < minBuilderCapacity {
		n = minBuilderCapacity
	}

	if b.capacity == 0 {
		b.init(n)
	} else {
		b.builder.resize(nBuilder, b.init)
		b.data.Resize(arrow.DurationTraits.BytesRequired(n))
		b.rawData = arrow.DurationTraits.CastFromBytes(b.data.Bytes())
	}
}

func (b *DurationBuilder) Value(i int) arrow.Duration {
	return b.rawData[i]
}

// NewArray creates a Duration array from the memory buffers used by the builder and resets the DurationBuilder
// so it can be used to build a new array.
func (b *DurationBuilder) NewArray() arrow.Array {
	return b.NewDurationArray()
}

// NewDurationArray creates a Duration array from the memory buffers used by the builder and resets the DurationBuilder
// so it can be used to build a new array.
func (b *DurationBuilder) NewDurationArray() (a *Duration) {
	data := b.newData()
	a = NewDurationData(data)
	data.Release()
	return
}

func (b *DurationBuilder) newData() (data *Data) {
	bytesRequired := arrow.DurationTraits.BytesRequired(b.length)
	if bytesRequired > 0 && bytesRequired < b.data.Len() {
		// trim buffers
		b.data.Resize(bytesRequired)
	}
	data = NewData(b.dtype, b.length, []*memory.Buffer{b.nullBitmap, b.data}, nil, b.nulls, 0)
	b.reset()

	if b.data != nil {
		b.data.Release()
		b.data = nil
		b.rawData = nil
	}

	return
}

func (b *DurationBuilder) AppendValueFromString(s string) error {
	if s == NullValueStr {
		b.AppendNull()
		return nil
	}
	dur, err := time.ParseDuration(s)
	if err != nil {
		return err
	}

	b.Append(arrow.Duration(dur / b.dtype.Unit.Multiplier()))
	return nil
}

func (b *DurationBuilder) UnmarshalOne(dec *json.Decoder) error {
	t, err := dec.Token()
	if err != nil {
		return err
	}

	switch v := t.(type) {
	case nil:
		b.AppendNull()
	case json.Number:
		n, err := v.Int64()
		if err != nil {
			return &json.UnmarshalTypeError{
				Value:  v.String(),
				Type:   reflect.TypeOf(arrow.Duration(0)),
				Offset: dec.InputOffset(),
			}
		}
		b.Append(arrow.Duration(n))
	case float64:
		b.Append(arrow.Duration(v))
	case string:
		// be flexible for specifying durations by accepting forms like
		// 3h2m0.5s regardless of the unit and converting it to the proper
		// precision.
		val, err := time.ParseDuration(v)
		if err != nil {
			// if we got an error, maybe it was because the attempt to create
			// a time.Duration (int64) in nanoseconds would overflow. check if
			// the string is just a large number followed by the unit suffix
			if strings.HasSuffix(v, b.dtype.Unit.String()) {
				value, err := strconv.ParseInt(v[:len(v)-len(b.dtype.Unit.String())], 10, 64)
				if err == nil {
					b.Append(arrow.Duration(value))
					break
				}
			}

			return &json.UnmarshalTypeError{
				Value:  v,
				Type:   reflect.TypeOf(arrow.Duration(0)),
				Offset: dec.InputOffset(),
			}
		}

		switch b.dtype.Unit {
		case arrow.Nanosecond:
			b.Append(arrow.Duration(val.Nanoseconds()))
		case arrow.Microsecond:
			b.Append(arrow.Duration(val.Microseconds()))
		case arrow.Millisecond:
			b.Append(arrow.Duration(val.Milliseconds()))
		case arrow.Second:
			b.Append(arrow.Duration(val.Seconds()))
		}

	default:
		return &json.UnmarshalTypeError{
			Value:  fmt.Sprint(t),
			Type:   reflect.TypeOf(arrow.Duration(0)),
			Offset: dec.InputOffset(),
		}
	}

	return nil
}

func (b *DurationBuilder) Unmarshal(dec *json.Decoder) error {
	for dec.More() {
		if err := b.UnmarshalOne(dec); err != nil {
			return err
		}
	}
	return nil
}

func (b *DurationBuilder) UnmarshalJSON(data []byte) error {
	dec := json.NewDecoder(bytes.NewReader(data))
	t, err := dec.Token()
	if err != nil {
		return err
	}

	if delim, ok := t.(json.Delim); !ok || delim != '[' {
		return fmt.Errorf("binary builder must unpack from json array, found %s", delim)
	}

	return b.Unmarshal(dec)
}

var (
	_ Builder = (*Int64Builder)(nil)
	_ Builder = (*Uint64Builder)(nil)
	_ Builder = (*Float64Builder)(nil)
	_ Builder = (*Int32Builder)(nil)
	_ Builder = (*Uint32Builder)(nil)
	_ Builder = (*Float32Builder)(nil)
	_ Builder = (*Int16Builder)(nil)
	_ Builder = (*Uint16Builder)(nil)
	_ Builder = (*Int8Builder)(nil)
	_ Builder = (*Uint8Builder)(nil)
	_ Builder = (*Time32Builder)(nil)
	_ Builder = (*Time64Builder)(nil)
	_ Builder = (*Date32Builder)(nil)
	_ Builder = (*Date64Builder)(nil)
	_ Builder = (*DurationBuilder)(nil)
)

The pages are generated with Golds v0.8.2. (GOOS=linux GOARCH=amd64)
Golds is a Go 101 project developed by Tapir Liu.
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