mirror of https://github.com/poanetwork/quorum.git
165 lines
3.8 KiB
Go
165 lines
3.8 KiB
Go
/*
|
|
* 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}
|
|
}
|