// Code generated by type_traits_numeric.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 arrow // import "github.com/apache/arrow/go/v6/arrow" import ( "math" "reflect" "unsafe" "github.com/apache/arrow/go/v6/arrow/endian" ) var ( Int64Traits int64Traits Uint64Traits uint64Traits Float64Traits float64Traits Int32Traits int32Traits Uint32Traits uint32Traits Float32Traits float32Traits Int16Traits int16Traits Uint16Traits uint16Traits Int8Traits int8Traits Uint8Traits uint8Traits TimestampTraits timestampTraits Time32Traits time32Traits Time64Traits time64Traits Date32Traits date32Traits Date64Traits date64Traits DurationTraits durationTraits ) // Int64 traits const ( // Int64SizeBytes specifies the number of bytes required to store a single int64 in memory Int64SizeBytes = int(unsafe.Sizeof(int64(0))) ) type int64Traits struct{} // BytesRequired returns the number of bytes required to store n elements in memory. func (int64Traits) BytesRequired(n int) int { return Int64SizeBytes * n } // PutValue func (int64Traits) PutValue(b []byte, v int64) { endian.Native.PutUint64(b, uint64(v)) } // CastFromBytes reinterprets the slice b to a slice of type int64. // // NOTE: len(b) must be a multiple of Int64SizeBytes. func (int64Traits) CastFromBytes(b []byte) []int64 { h := (*reflect.SliceHeader)(unsafe.Pointer(&b)) var res []int64 s := (*reflect.SliceHeader)(unsafe.Pointer(&res)) s.Data = h.Data s.Len = h.Len / Int64SizeBytes s.Cap = h.Cap / Int64SizeBytes return res } // CastToBytes reinterprets the slice b to a slice of bytes. func (int64Traits) CastToBytes(b []int64) []byte { h := (*reflect.SliceHeader)(unsafe.Pointer(&b)) var res []byte s := (*reflect.SliceHeader)(unsafe.Pointer(&res)) s.Data = h.Data s.Len = h.Len * Int64SizeBytes s.Cap = h.Cap * Int64SizeBytes return res } // Copy copies src to dst. func (int64Traits) Copy(dst, src []int64) { copy(dst, src) } // Uint64 traits const ( // Uint64SizeBytes specifies the number of bytes required to store a single uint64 in memory Uint64SizeBytes = int(unsafe.Sizeof(uint64(0))) ) type uint64Traits struct{} // BytesRequired returns the number of bytes required to store n elements in memory. func (uint64Traits) BytesRequired(n int) int { return Uint64SizeBytes * n } // PutValue func (uint64Traits) PutValue(b []byte, v uint64) { endian.Native.PutUint64(b, uint64(v)) } // CastFromBytes reinterprets the slice b to a slice of type uint64. // // NOTE: len(b) must be a multiple of Uint64SizeBytes. func (uint64Traits) CastFromBytes(b []byte) []uint64 { h := (*reflect.SliceHeader)(unsafe.Pointer(&b)) var res []uint64 s := (*reflect.SliceHeader)(unsafe.Pointer(&res)) s.Data = h.Data s.Len = h.Len / Uint64SizeBytes s.Cap = h.Cap / Uint64SizeBytes return res } // CastToBytes reinterprets the slice b to a slice of bytes. func (uint64Traits) CastToBytes(b []uint64) []byte { h := (*reflect.SliceHeader)(unsafe.Pointer(&b)) var res []byte s := (*reflect.SliceHeader)(unsafe.Pointer(&res)) s.Data = h.Data s.Len = h.Len * Uint64SizeBytes s.Cap = h.Cap * Uint64SizeBytes return res } // Copy copies src to dst. func (uint64Traits) Copy(dst, src []uint64) { copy(dst, src) } // Float64 traits const ( // Float64SizeBytes specifies the number of bytes required to store a single float64 in memory Float64SizeBytes = int(unsafe.Sizeof(float64(0))) ) type float64Traits struct{} // BytesRequired returns the number of bytes required to store n elements in memory. func (float64Traits) BytesRequired(n int) int { return Float64SizeBytes * n } // PutValue func (float64Traits) PutValue(b []byte, v float64) { endian.Native.PutUint64(b, math.Float64bits(v)) } // CastFromBytes reinterprets the slice b to a slice of type float64. // // NOTE: len(b) must be a multiple of Float64SizeBytes. func (float64Traits) CastFromBytes(b []byte) []float64 { h := (*reflect.SliceHeader)(unsafe.Pointer(&b)) var res []float64 s := (*reflect.SliceHeader)(unsafe.Pointer(&res)) s.Data = h.Data s.Len = h.Len / Float64SizeBytes s.Cap = h.Cap / Float64SizeBytes return res } // CastToBytes reinterprets the slice b to a slice of bytes. func (float64Traits) CastToBytes(b []float64) []byte { h := (*reflect.SliceHeader)(unsafe.Pointer(&b)) var res []byte s := (*reflect.SliceHeader)(unsafe.Pointer(&res)) s.Data = h.Data s.Len = h.Len * Float64SizeBytes s.Cap = h.Cap * Float64SizeBytes return res } // Copy copies src to dst. func (float64Traits) Copy(dst, src []float64) { copy(dst, src) } // Int32 traits const ( // Int32SizeBytes specifies the number of bytes required to store a single int32 in memory Int32SizeBytes = int(unsafe.Sizeof(int32(0))) ) type int32Traits struct{} // BytesRequired returns the number of bytes required to store n elements in memory. func (int32Traits) BytesRequired(n int) int { return Int32SizeBytes * n } // PutValue func (int32Traits) PutValue(b []byte, v int32) { endian.Native.PutUint32(b, uint32(v)) } // CastFromBytes reinterprets the slice b to a slice of type int32. // // NOTE: len(b) must be a multiple of Int32SizeBytes. func (int32Traits) CastFromBytes(b []byte) []int32 { h := (*reflect.SliceHeader)(unsafe.Pointer(&b)) var res []int32 s := (*reflect.SliceHeader)(unsafe.Pointer(&res)) s.Data = h.Data s.Len = h.Len / Int32SizeBytes s.Cap = h.Cap / Int32SizeBytes return res } // CastToBytes reinterprets the slice b to a slice of bytes. func (int32Traits) CastToBytes(b []int32) []byte { h := (*reflect.SliceHeader)(unsafe.Pointer(&b)) var res []byte s := (*reflect.SliceHeader)(unsafe.Pointer(&res)) s.Data = h.Data s.Len = h.Len * Int32SizeBytes s.Cap = h.Cap * Int32SizeBytes return res } // Copy copies src to dst. func (int32Traits) Copy(dst, src []int32) { copy(dst, src) } // Uint32 traits const ( // Uint32SizeBytes specifies the number of bytes required to store a single uint32 in memory Uint32SizeBytes = int(unsafe.Sizeof(uint32(0))) ) type uint32Traits struct{} // BytesRequired returns the number of bytes required to store n elements in memory. func (uint32Traits) BytesRequired(n int) int { return Uint32SizeBytes * n } // PutValue func (uint32Traits) PutValue(b []byte, v uint32) { endian.Native.PutUint32(b, uint32(v)) } // CastFromBytes reinterprets the slice b to a slice of type uint32. // // NOTE: len(b) must be a multiple of Uint32SizeBytes. func (uint32Traits) CastFromBytes(b []byte) []uint32 { h := (*reflect.SliceHeader)(unsafe.Pointer(&b)) var res []uint32 s := (*reflect.SliceHeader)(unsafe.Pointer(&res)) s.Data = h.Data s.Len = h.Len / Uint32SizeBytes s.Cap = h.Cap / Uint32SizeBytes return res } // CastToBytes reinterprets the slice b to a slice of bytes. func (uint32Traits) CastToBytes(b []uint32) []byte { h := (*reflect.SliceHeader)(unsafe.Pointer(&b)) var res []byte s := (*reflect.SliceHeader)(unsafe.Pointer(&res)) s.Data = h.Data s.Len = h.Len * Uint32SizeBytes s.Cap = h.Cap * Uint32SizeBytes return res } // Copy copies src to dst. func (uint32Traits) Copy(dst, src []uint32) { copy(dst, src) } // Float32 traits const ( // Float32SizeBytes specifies the number of bytes required to store a single float32 in memory Float32SizeBytes = int(unsafe.Sizeof(float32(0))) ) type float32Traits struct{} // BytesRequired returns the number of bytes required to store n elements in memory. func (float32Traits) BytesRequired(n int) int { return Float32SizeBytes * n } // PutValue func (float32Traits) PutValue(b []byte, v float32) { endian.Native.PutUint32(b, math.Float32bits(v)) } // CastFromBytes reinterprets the slice b to a slice of type float32. // // NOTE: len(b) must be a multiple of Float32SizeBytes. func (float32Traits) CastFromBytes(b []byte) []float32 { h := (*reflect.SliceHeader)(unsafe.Pointer(&b)) var res []float32 s := (*reflect.SliceHeader)(unsafe.Pointer(&res)) s.Data = h.Data s.Len = h.Len / Float32SizeBytes s.Cap = h.Cap / Float32SizeBytes return res } // CastToBytes reinterprets the slice b to a slice of bytes. func (float32Traits) CastToBytes(b []float32) []byte { h := (*reflect.SliceHeader)(unsafe.Pointer(&b)) var res []byte s := (*reflect.SliceHeader)(unsafe.Pointer(&res)) s.Data = h.Data s.Len = h.Len * Float32SizeBytes s.Cap = h.Cap * Float32SizeBytes return res } // Copy copies src to dst. func (float32Traits) Copy(dst, src []float32) { copy(dst, src) } // Int16 traits const ( // Int16SizeBytes specifies the number of bytes required to store a single int16 in memory Int16SizeBytes = int(unsafe.Sizeof(int16(0))) ) type int16Traits struct{} // BytesRequired returns the number of bytes required to store n elements in memory. func (int16Traits) BytesRequired(n int) int { return Int16SizeBytes * n } // PutValue func (int16Traits) PutValue(b []byte, v int16) { endian.Native.PutUint16(b, uint16(v)) } // CastFromBytes reinterprets the slice b to a slice of type int16. // // NOTE: len(b) must be a multiple of Int16SizeBytes. func (int16Traits) CastFromBytes(b []byte) []int16 { h := (*reflect.SliceHeader)(unsafe.Pointer(&b)) var res []int16 s := (*reflect.SliceHeader)(unsafe.Pointer(&res)) s.Data = h.Data s.Len = h.Len / Int16SizeBytes s.Cap = h.Cap / Int16SizeBytes return res } // CastToBytes reinterprets the slice b to a slice of bytes. func (int16Traits) CastToBytes(b []int16) []byte { h := (*reflect.SliceHeader)(unsafe.Pointer(&b)) var res []byte s := (*reflect.SliceHeader)(unsafe.Pointer(&res)) s.Data = h.Data s.Len = h.Len * Int16SizeBytes s.Cap = h.Cap * Int16SizeBytes return res } // Copy copies src to dst. func (int16Traits) Copy(dst, src []int16) { copy(dst, src) } // Uint16 traits const ( // Uint16SizeBytes specifies the number of bytes required to store a single uint16 in memory Uint16SizeBytes = int(unsafe.Sizeof(uint16(0))) ) type uint16Traits struct{} // BytesRequired returns the number of bytes required to store n elements in memory. func (uint16Traits) BytesRequired(n int) int { return Uint16SizeBytes * n } // PutValue func (uint16Traits) PutValue(b []byte, v uint16) { endian.Native.PutUint16(b, uint16(v)) } // CastFromBytes reinterprets the slice b to a slice of type uint16. // // NOTE: len(b) must be a multiple of Uint16SizeBytes. func (uint16Traits) CastFromBytes(b []byte) []uint16 { h := (*reflect.SliceHeader)(unsafe.Pointer(&b)) var res []uint16 s := (*reflect.SliceHeader)(unsafe.Pointer(&res)) s.Data = h.Data s.Len = h.Len / Uint16SizeBytes s.Cap = h.Cap / Uint16SizeBytes return res } // CastToBytes reinterprets the slice b to a slice of bytes. func (uint16Traits) CastToBytes(b []uint16) []byte { h := (*reflect.SliceHeader)(unsafe.Pointer(&b)) var res []byte s := (*reflect.SliceHeader)(unsafe.Pointer(&res)) s.Data = h.Data s.Len = h.Len * Uint16SizeBytes s.Cap = h.Cap * Uint16SizeBytes return res } // Copy copies src to dst. func (uint16Traits) Copy(dst, src []uint16) { copy(dst, src) } // Int8 traits const ( // Int8SizeBytes specifies the number of bytes required to store a single int8 in memory Int8SizeBytes = int(unsafe.Sizeof(int8(0))) ) type int8Traits struct{} // BytesRequired returns the number of bytes required to store n elements in memory. func (int8Traits) BytesRequired(n int) int { return Int8SizeBytes * n } // PutValue func (int8Traits) PutValue(b []byte, v int8) { b[0] = byte(v) } // CastFromBytes reinterprets the slice b to a slice of type int8. // // NOTE: len(b) must be a multiple of Int8SizeBytes. func (int8Traits) CastFromBytes(b []byte) []int8 { h := (*reflect.SliceHeader)(unsafe.Pointer(&b)) var res []int8 s := (*reflect.SliceHeader)(unsafe.Pointer(&res)) s.Data = h.Data s.Len = h.Len / Int8SizeBytes s.Cap = h.Cap / Int8SizeBytes return res } // CastToBytes reinterprets the slice b to a slice of bytes. func (int8Traits) CastToBytes(b []int8) []byte { h := (*reflect.SliceHeader)(unsafe.Pointer(&b)) var res []byte s := (*reflect.SliceHeader)(unsafe.Pointer(&res)) s.Data = h.Data s.Len = h.Len * Int8SizeBytes s.Cap = h.Cap * Int8SizeBytes return res } // Copy copies src to dst. func (int8Traits) Copy(dst, src []int8) { copy(dst, src) } // Uint8 traits const ( // Uint8SizeBytes specifies the number of bytes required to store a single uint8 in memory Uint8SizeBytes = int(unsafe.Sizeof(uint8(0))) ) type uint8Traits struct{} // BytesRequired returns the number of bytes required to store n elements in memory. func (uint8Traits) BytesRequired(n int) int { return Uint8SizeBytes * n } // PutValue func (uint8Traits) PutValue(b []byte, v uint8) { b[0] = byte(v) } // CastFromBytes reinterprets the slice b to a slice of type uint8. // // NOTE: len(b) must be a multiple of Uint8SizeBytes. func (uint8Traits) CastFromBytes(b []byte) []uint8 { h := (*reflect.SliceHeader)(unsafe.Pointer(&b)) var res []uint8 s := (*reflect.SliceHeader)(unsafe.Pointer(&res)) s.Data = h.Data s.Len = h.Len / Uint8SizeBytes s.Cap = h.Cap / Uint8SizeBytes return res } // CastToBytes reinterprets the slice b to a slice of bytes. func (uint8Traits) CastToBytes(b []uint8) []byte { h := (*reflect.SliceHeader)(unsafe.Pointer(&b)) var res []byte s := (*reflect.SliceHeader)(unsafe.Pointer(&res)) s.Data = h.Data s.Len = h.Len * Uint8SizeBytes s.Cap = h.Cap * Uint8SizeBytes return res } // Copy copies src to dst. func (uint8Traits) Copy(dst, src []uint8) { copy(dst, src) } // Timestamp traits const ( // TimestampSizeBytes specifies the number of bytes required to store a single Timestamp in memory TimestampSizeBytes = int(unsafe.Sizeof(Timestamp(0))) ) type timestampTraits struct{} // BytesRequired returns the number of bytes required to store n elements in memory. func (timestampTraits) BytesRequired(n int) int { return TimestampSizeBytes * n } // PutValue func (timestampTraits) PutValue(b []byte, v Timestamp) { endian.Native.PutUint64(b, uint64(v)) } // CastFromBytes reinterprets the slice b to a slice of type Timestamp. // // NOTE: len(b) must be a multiple of TimestampSizeBytes. func (timestampTraits) CastFromBytes(b []byte) []Timestamp { h := (*reflect.SliceHeader)(unsafe.Pointer(&b)) var res []Timestamp s := (*reflect.SliceHeader)(unsafe.Pointer(&res)) s.Data = h.Data s.Len = h.Len / TimestampSizeBytes s.Cap = h.Cap / TimestampSizeBytes return res } // CastToBytes reinterprets the slice b to a slice of bytes. func (timestampTraits) CastToBytes(b []Timestamp) []byte { h := (*reflect.SliceHeader)(unsafe.Pointer(&b)) var res []byte s := (*reflect.SliceHeader)(unsafe.Pointer(&res)) s.Data = h.Data s.Len = h.Len * TimestampSizeBytes s.Cap = h.Cap * TimestampSizeBytes return res } // Copy copies src to dst. func (timestampTraits) Copy(dst, src []Timestamp) { copy(dst, src) } // Time32 traits const ( // Time32SizeBytes specifies the number of bytes required to store a single Time32 in memory Time32SizeBytes = int(unsafe.Sizeof(Time32(0))) ) type time32Traits struct{} // BytesRequired returns the number of bytes required to store n elements in memory. func (time32Traits) BytesRequired(n int) int { return Time32SizeBytes * n } // PutValue func (time32Traits) PutValue(b []byte, v Time32) { endian.Native.PutUint32(b, uint32(v)) } // CastFromBytes reinterprets the slice b to a slice of type Time32. // // NOTE: len(b) must be a multiple of Time32SizeBytes. func (time32Traits) CastFromBytes(b []byte) []Time32 { h := (*reflect.SliceHeader)(unsafe.Pointer(&b)) var res []Time32 s := (*reflect.SliceHeader)(unsafe.Pointer(&res)) s.Data = h.Data s.Len = h.Len / Time32SizeBytes s.Cap = h.Cap / Time32SizeBytes return res } // CastToBytes reinterprets the slice b to a slice of bytes. func (time32Traits) CastToBytes(b []Time32) []byte { h := (*reflect.SliceHeader)(unsafe.Pointer(&b)) var res []byte s := (*reflect.SliceHeader)(unsafe.Pointer(&res)) s.Data = h.Data s.Len = h.Len * Time32SizeBytes s.Cap = h.Cap * Time32SizeBytes return res } // Copy copies src to dst. func (time32Traits) Copy(dst, src []Time32) { copy(dst, src) } // Time64 traits const ( // Time64SizeBytes specifies the number of bytes required to store a single Time64 in memory Time64SizeBytes = int(unsafe.Sizeof(Time64(0))) ) type time64Traits struct{} // BytesRequired returns the number of bytes required to store n elements in memory. func (time64Traits) BytesRequired(n int) int { return Time64SizeBytes * n } // PutValue func (time64Traits) PutValue(b []byte, v Time64) { endian.Native.PutUint64(b, uint64(v)) } // CastFromBytes reinterprets the slice b to a slice of type Time64. // // NOTE: len(b) must be a multiple of Time64SizeBytes. func (time64Traits) CastFromBytes(b []byte) []Time64 { h := (*reflect.SliceHeader)(unsafe.Pointer(&b)) var res []Time64 s := (*reflect.SliceHeader)(unsafe.Pointer(&res)) s.Data = h.Data s.Len = h.Len / Time64SizeBytes s.Cap = h.Cap / Time64SizeBytes return res } // CastToBytes reinterprets the slice b to a slice of bytes. func (time64Traits) CastToBytes(b []Time64) []byte { h := (*reflect.SliceHeader)(unsafe.Pointer(&b)) var res []byte s := (*reflect.SliceHeader)(unsafe.Pointer(&res)) s.Data = h.Data s.Len = h.Len * Time64SizeBytes s.Cap = h.Cap * Time64SizeBytes return res } // Copy copies src to dst. func (time64Traits) Copy(dst, src []Time64) { copy(dst, src) } // Date32 traits const ( // Date32SizeBytes specifies the number of bytes required to store a single Date32 in memory Date32SizeBytes = int(unsafe.Sizeof(Date32(0))) ) type date32Traits struct{} // BytesRequired returns the number of bytes required to store n elements in memory. func (date32Traits) BytesRequired(n int) int { return Date32SizeBytes * n } // PutValue func (date32Traits) PutValue(b []byte, v Date32) { endian.Native.PutUint32(b, uint32(v)) } // CastFromBytes reinterprets the slice b to a slice of type Date32. // // NOTE: len(b) must be a multiple of Date32SizeBytes. func (date32Traits) CastFromBytes(b []byte) []Date32 { h := (*reflect.SliceHeader)(unsafe.Pointer(&b)) var res []Date32 s := (*reflect.SliceHeader)(unsafe.Pointer(&res)) s.Data = h.Data s.Len = h.Len / Date32SizeBytes s.Cap = h.Cap / Date32SizeBytes return res } // CastToBytes reinterprets the slice b to a slice of bytes. func (date32Traits) CastToBytes(b []Date32) []byte { h := (*reflect.SliceHeader)(unsafe.Pointer(&b)) var res []byte s := (*reflect.SliceHeader)(unsafe.Pointer(&res)) s.Data = h.Data s.Len = h.Len * Date32SizeBytes s.Cap = h.Cap * Date32SizeBytes return res } // Copy copies src to dst. func (date32Traits) Copy(dst, src []Date32) { copy(dst, src) } // Date64 traits const ( // Date64SizeBytes specifies the number of bytes required to store a single Date64 in memory Date64SizeBytes = int(unsafe.Sizeof(Date64(0))) ) type date64Traits struct{} // BytesRequired returns the number of bytes required to store n elements in memory. func (date64Traits) BytesRequired(n int) int { return Date64SizeBytes * n } // PutValue func (date64Traits) PutValue(b []byte, v Date64) { endian.Native.PutUint64(b, uint64(v)) } // CastFromBytes reinterprets the slice b to a slice of type Date64. // // NOTE: len(b) must be a multiple of Date64SizeBytes. func (date64Traits) CastFromBytes(b []byte) []Date64 { h := (*reflect.SliceHeader)(unsafe.Pointer(&b)) var res []Date64 s := (*reflect.SliceHeader)(unsafe.Pointer(&res)) s.Data = h.Data s.Len = h.Len / Date64SizeBytes s.Cap = h.Cap / Date64SizeBytes return res } // CastToBytes reinterprets the slice b to a slice of bytes. func (date64Traits) CastToBytes(b []Date64) []byte { h := (*reflect.SliceHeader)(unsafe.Pointer(&b)) var res []byte s := (*reflect.SliceHeader)(unsafe.Pointer(&res)) s.Data = h.Data s.Len = h.Len * Date64SizeBytes s.Cap = h.Cap * Date64SizeBytes return res } // Copy copies src to dst. func (date64Traits) Copy(dst, src []Date64) { copy(dst, src) } // Duration traits const ( // DurationSizeBytes specifies the number of bytes required to store a single Duration in memory DurationSizeBytes = int(unsafe.Sizeof(Duration(0))) ) type durationTraits struct{} // BytesRequired returns the number of bytes required to store n elements in memory. func (durationTraits) BytesRequired(n int) int { return DurationSizeBytes * n } // PutValue func (durationTraits) PutValue(b []byte, v Duration) { endian.Native.PutUint64(b, uint64(v)) } // CastFromBytes reinterprets the slice b to a slice of type Duration. // // NOTE: len(b) must be a multiple of DurationSizeBytes. func (durationTraits) CastFromBytes(b []byte) []Duration { h := (*reflect.SliceHeader)(unsafe.Pointer(&b)) var res []Duration s := (*reflect.SliceHeader)(unsafe.Pointer(&res)) s.Data = h.Data s.Len = h.Len / DurationSizeBytes s.Cap = h.Cap / DurationSizeBytes return res } // CastToBytes reinterprets the slice b to a slice of bytes. func (durationTraits) CastToBytes(b []Duration) []byte { h := (*reflect.SliceHeader)(unsafe.Pointer(&b)) var res []byte s := (*reflect.SliceHeader)(unsafe.Pointer(&res)) s.Data = h.Data s.Len = h.Len * DurationSizeBytes s.Cap = h.Cap * DurationSizeBytes return res } // Copy copies src to dst. func (durationTraits) Copy(dst, src []Duration) { copy(dst, src) }