/usr/share/gocode/src/thrift/tnumeric.go is in golang-thrift-dev 0.0~git20121118-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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* 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 thrift
import (
"math"
"strconv"
)
type Numeric interface {
Int64() int64
Int32() int32
Int16() int16
Byte() byte
Int() int
Float64() float64
Float32() float32
String() string
isNull() bool
}
type numeric struct {
iValue int64
dValue float64
sValue string
isNil bool
}
var (
INFINITY Numeric
NEGATIVE_INFINITY Numeric
NAN Numeric
ZERO Numeric
NUMERIC_NULL Numeric
)
func NewNumericFromDouble(dValue float64) Numeric {
if math.IsInf(dValue, 1) {
return INFINITY
}
if math.IsInf(dValue, -1) {
return NEGATIVE_INFINITY
}
if math.IsNaN(dValue) {
return NAN
}
iValue := int64(dValue)
sValue := strconv.FormatFloat(dValue, 'g', 10, 64)
isNil := false
return &numeric{iValue: iValue, dValue: dValue, sValue: sValue, isNil: isNil}
}
func NewNumericFromI64(iValue int64) Numeric {
dValue := float64(iValue)
sValue := string(iValue)
isNil := false
return &numeric{iValue: iValue, dValue: dValue, sValue: sValue, isNil: isNil}
}
func NewNumericFromI32(iValue int32) Numeric {
dValue := float64(iValue)
sValue := string(iValue)
isNil := false
return &numeric{iValue: int64(iValue), dValue: dValue, sValue: sValue, isNil: isNil}
}
func NewNumericFromString(sValue string) Numeric {
if sValue == INFINITY.String() {
return INFINITY
}
if sValue == NEGATIVE_INFINITY.String() {
return NEGATIVE_INFINITY
}
if sValue == NAN.String() {
return NAN
}
iValue, _ := strconv.ParseInt(sValue, 10, 64)
dValue, _ := strconv.ParseFloat(sValue, 64)
isNil := len(sValue) == 0
return &numeric{iValue: iValue, dValue: dValue, sValue: sValue, isNil: isNil}
}
func NewNumericFromJSONString(sValue string, isNull bool) Numeric {
if isNull {
return NewNullNumeric()
}
if sValue == JSON_INFINITY {
return INFINITY
}
if sValue == JSON_NEGATIVE_INFINITY {
return NEGATIVE_INFINITY
}
if sValue == JSON_NAN {
return NAN
}
iValue, _ := strconv.ParseInt(sValue, 10, 64)
dValue, _ := strconv.ParseFloat(sValue, 64)
return &numeric{iValue: iValue, dValue: dValue, sValue: sValue, isNil: isNull}
}
func NewNullNumeric() Numeric {
return &numeric{iValue: 0, dValue: 0.0, sValue: "", isNil: true}
}
func (p *numeric) Int64() int64 {
return p.iValue
}
func (p *numeric) Int32() int32 {
return int32(p.iValue)
}
func (p *numeric) Int16() int16 {
return int16(p.iValue)
}
func (p *numeric) Byte() byte {
return byte(p.iValue)
}
func (p *numeric) Int() int {
return int(p.iValue)
}
func (p *numeric) Float64() float64 {
return p.dValue
}
func (p *numeric) Float32() float32 {
return float32(p.dValue)
}
func (p *numeric) String() string {
return p.sValue
}
func (p *numeric) isNull() bool {
return p.isNil
}
func init() {
INFINITY = &numeric{iValue: 0, dValue: math.Inf(1), sValue: "Infinity", isNil: false}
NEGATIVE_INFINITY = &numeric{iValue: 0, dValue: math.Inf(-1), sValue: "-Infinity", isNil: false}
NAN = &numeric{iValue: 0, dValue: math.NaN(), sValue: "NaN", isNil: false}
ZERO = &numeric{iValue: 0, dValue: 0, sValue: "0", isNil: false}
NUMERIC_NULL = &numeric{iValue: 0, dValue: 0, sValue: "0", isNil: true}
}
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