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r.go
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/*
* Copyright (c) 2000-2018, 达梦数据库有限公司.
* All rights reserved.
*/
package dm
import (
"database/sql/driver"
"math"
"strconv"
"strings"
"github.com/golfxiao/dm/util"
)
const (
LOADPREC_DEFAULT = 2
LOADPREC_MAX = 9
SECDPREC_DEFAULT = 6
SECDPREC_MAX = 6
QUA_D byte = 3
QUA_DH byte = 4
QUA_DHM byte = 5
QUA_DHMS byte = 6
QUA_H byte = 7
QUA_HM byte = 8
QUA_HMS byte = 9
QUA_M byte = 10
QUA_MS byte = 11
QUA_S byte = 12
)
type DmIntervalDT struct {
_type byte
leadScale int
secScale int
negative bool
days int
hours int
minutes int
seconds int
fraction int
scaleForSvr int
Valid bool
}
func (dt *DmIntervalDT) init() {
dt._type = QUA_D
dt.leadScale = 2
dt.secScale = 6
dt.negative = false
dt.days = 0
dt.hours = 0
dt.minutes = 0
dt.seconds = 0
dt.fraction = 0
dt.scaleForSvr = 0
dt.Valid = true
}
func newDmIntervalDTByBytes(bytes []byte) *DmIntervalDT {
dt := new(DmIntervalDT)
dt.init()
dt._type = bytes[21]
dt.scaleForSvr = int(Dm_build_890.Dm_build_992(bytes, 20))
dt.leadScale = (dt.scaleForSvr >> 4) & 0x0000000F
dt.secScale = dt.scaleForSvr & 0x0000000F
switch dt._type {
case QUA_D:
dt.days = int(Dm_build_890.Dm_build_992(bytes, 0))
case QUA_DH:
dt.days = int(Dm_build_890.Dm_build_992(bytes, 0))
dt.hours = int(Dm_build_890.Dm_build_992(bytes, 4))
case QUA_DHM:
dt.days = int(Dm_build_890.Dm_build_992(bytes, 0))
dt.hours = int(Dm_build_890.Dm_build_992(bytes, 4))
dt.minutes = int(Dm_build_890.Dm_build_992(bytes, 8))
case QUA_DHMS:
dt.days = int(Dm_build_890.Dm_build_992(bytes, 0))
dt.hours = int(Dm_build_890.Dm_build_992(bytes, 4))
dt.minutes = int(Dm_build_890.Dm_build_992(bytes, 8))
dt.seconds = int(Dm_build_890.Dm_build_992(bytes, 12))
dt.fraction = int(Dm_build_890.Dm_build_992(bytes, 16))
case QUA_H:
dt.hours = int(Dm_build_890.Dm_build_992(bytes, 4))
case QUA_HM:
dt.hours = int(Dm_build_890.Dm_build_992(bytes, 4))
dt.minutes = int(Dm_build_890.Dm_build_992(bytes, 8))
case QUA_HMS:
dt.hours = int(Dm_build_890.Dm_build_992(bytes, 4))
dt.minutes = int(Dm_build_890.Dm_build_992(bytes, 8))
dt.seconds = int(Dm_build_890.Dm_build_992(bytes, 12))
dt.fraction = int(Dm_build_890.Dm_build_992(bytes, 16))
case QUA_M:
dt.minutes = int(Dm_build_890.Dm_build_992(bytes, 8))
case QUA_MS:
dt.minutes = int(Dm_build_890.Dm_build_992(bytes, 8))
dt.seconds = int(Dm_build_890.Dm_build_992(bytes, 12))
dt.fraction = int(Dm_build_890.Dm_build_992(bytes, 16))
case QUA_S:
dt.seconds = int(Dm_build_890.Dm_build_992(bytes, 12))
dt.fraction = int(Dm_build_890.Dm_build_992(bytes, 16))
}
if dt.days < 0 {
dt.days = -dt.days
dt.negative = true
}
if dt.hours < 0 {
dt.hours = -dt.hours
dt.negative = true
}
if dt.minutes < 0 {
dt.minutes = -dt.minutes
dt.negative = true
}
if dt.seconds < 0 {
dt.seconds = -dt.seconds
dt.negative = true
}
if dt.fraction < 0 {
dt.fraction = -dt.fraction
dt.negative = true
}
return dt
}
func NewDmIntervalDTByString(str string) (dt *DmIntervalDT, err error) {
defer func() {
if p := recover(); p != nil {
err = ECGO_INVALID_TIME_INTERVAL.throw()
}
}()
dt = new(DmIntervalDT)
dt.init()
if str == "" {
return nil, ECGO_INVALID_TIME_INTERVAL.throw()
}
leadStr := strings.TrimSpace(strings.ToUpper(str))
if !(strings.Index(leadStr, "INTERVAL ") == 0) {
return nil, ECGO_INVALID_TIME_INTERVAL.throw()
}
leadStr = strings.TrimSpace(leadStr[strings.Index(leadStr, " "):])
endIndex := 0
var valueStr string
if endIndex = strings.Index(leadStr[1:], "'"); leadStr[0] == '\'' && endIndex != -1 {
endIndex += 1
valueStr = strings.TrimSpace(leadStr[1:endIndex])
valueStr = dt.checkSign(valueStr)
leadStr = strings.TrimSpace(leadStr[endIndex+1:])
}
if valueStr == "" {
leadStr = dt.checkSign(leadStr)
if endIndex = strings.Index(leadStr[1:], "'"); leadStr[0] != '\'' || endIndex == -1 {
return nil, ECGO_INVALID_TIME_INTERVAL.throw()
}
endIndex += 1
valueStr = strings.TrimSpace(leadStr[1:endIndex])
leadStr = strings.TrimSpace(leadStr[endIndex+1:])
}
strLeadPrec := ""
strSecPrec := ""
leadPrecIndex := 0
secPrecIndex := 0
toIndex := 0
if leadPrecIndex = strings.Index(leadStr, "DAY"); leadPrecIndex != -1 {
toIndex = strings.Index(leadStr[leadPrecIndex:], "TO")
if toIndex == -1 {
strLeadPrec = strings.TrimSpace(leadStr[leadPrecIndex:])
if err := dt.setDay(valueStr); err != nil {
return nil, ECGO_INVALID_TIME_INTERVAL.throw()
}
} else {
toIndex += leadPrecIndex
strLeadPrec = strings.TrimSpace(leadStr[leadPrecIndex:toIndex])
if strings.Index(leadStr[toIndex:], "HOUR") != -1 {
if err := dt.setDayToHour(valueStr); err != nil {
return nil, ECGO_INVALID_TIME_INTERVAL.throw()
}
} else if strings.Index(leadStr[toIndex:], "MINUTE") != -1 {
if err := dt.setDayToMinute(valueStr); err != nil {
return nil, ECGO_INVALID_TIME_INTERVAL.throw()
}
} else if secPrecIndex = strings.Index(leadStr[toIndex:], "SECOND"); secPrecIndex != -1 {
secPrecIndex += toIndex
strSecPrec = leadStr[secPrecIndex:]
if err := dt.setDayToSecond(valueStr); err != nil {
return nil, ECGO_INVALID_TIME_INTERVAL.throw()
}
} else {
return nil, ECGO_INVALID_TIME_INTERVAL.throw()
}
}
if err := dt.setPrecForSvr(leadStr, strLeadPrec, strSecPrec); err != nil {
return nil, ECGO_INVALID_TIME_INTERVAL.throw()
}
return dt, nil
}
if leadPrecIndex = strings.Index(leadStr, "HOUR"); leadPrecIndex != -1 {
toIndex = strings.Index(leadStr[leadPrecIndex:], "TO")
if toIndex == -1 {
toIndex += leadPrecIndex
strLeadPrec = leadStr[leadPrecIndex:]
if err := dt.setHour(valueStr); err != nil {
return nil, ECGO_INVALID_TIME_INTERVAL.throw()
}
} else {
strLeadPrec = leadStr[leadPrecIndex:toIndex]
if strings.Index(leadStr[toIndex:], "MINUTE") != -1 {
if err := dt.setHourToMinute(valueStr); err != nil {
return nil, ECGO_INVALID_TIME_INTERVAL.throw()
}
} else if secPrecIndex = strings.Index(leadStr[toIndex:], "SECOND"); secPrecIndex != -1 {
secPrecIndex += toIndex
strSecPrec = leadStr[secPrecIndex:]
if err := dt.setHourToSecond(valueStr); err != nil {
return nil, ECGO_INVALID_TIME_INTERVAL.throw()
}
} else {
return nil, ECGO_INVALID_TIME_INTERVAL.throw()
}
}
if err := dt.setPrecForSvr(leadStr, strLeadPrec, strSecPrec); err != nil {
return nil, ECGO_INVALID_TIME_INTERVAL.throw()
}
return dt, nil
}
if leadPrecIndex = strings.Index(leadStr, "MINUTE"); leadPrecIndex != -1 {
toIndex = strings.Index(leadStr, "TO")
if toIndex == -1 {
toIndex += leadPrecIndex
strLeadPrec = leadStr[leadPrecIndex:]
if err := dt.setMinute(valueStr); err != nil {
return nil, ECGO_INVALID_TIME_INTERVAL.throw()
}
} else {
strLeadPrec = leadStr[leadPrecIndex:toIndex]
if secPrecIndex = strings.Index(leadStr[toIndex:], "SECOND"); secPrecIndex != -1 {
strSecPrec = leadStr[secPrecIndex:]
if err := dt.setMinuteToSecond(valueStr); err != nil {
return nil, ECGO_INVALID_TIME_INTERVAL.throw()
}
} else {
return nil, ECGO_INVALID_TIME_INTERVAL.throw()
}
}
if err := dt.setPrecForSvr(leadStr, strLeadPrec, strSecPrec); err != nil {
return nil, ECGO_INVALID_TIME_INTERVAL.throw()
}
return dt, nil
}
if leadPrecIndex = strings.Index(leadStr, "SECOND"); leadPrecIndex != -1 {
if err := dt.setSecond(valueStr); err != nil {
return nil, ECGO_INVALID_TIME_INTERVAL.throw()
}
leadStr = strings.TrimSpace(leadStr[leadPrecIndex:])
colonIndex := strings.Index(leadStr, ",")
if colonIndex != -1 {
strLeadPrec = strings.TrimSpace(leadStr[:colonIndex]) + ")"
strSecPrec = "(" + strings.TrimSpace(leadStr[:colonIndex+1])
}
if err := dt.setPrecForSvr(leadStr, strLeadPrec, strSecPrec); err != nil {
return nil, ECGO_INVALID_TIME_INTERVAL.throw()
}
return dt, nil
}
return nil, ECGO_INVALID_TIME_INTERVAL.throw()
}
func (dt *DmIntervalDT) GetDay() int {
return dt.days
}
func (dt *DmIntervalDT) GetHour() int {
return dt.hours
}
func (dt *DmIntervalDT) GetMinute() int {
return dt.minutes
}
func (dt *DmIntervalDT) GetSecond() int {
return dt.seconds
}
func (dt *DmIntervalDT) GetMsec() int {
return dt.fraction
}
func (dt *DmIntervalDT) GetDTType() byte {
return dt._type
}
func (dt *DmIntervalDT) String() string {
if !dt.Valid {
return ""
}
var l, destLen int
var dStr, hStr, mStr, sStr, nStr string
interval := "INTERVAL "
switch dt._type {
case QUA_D:
dStr := strconv.FormatInt(int64(float64(dt.days)), 10)
if dt.negative {
interval += "-"
}
if len(dStr) < dt.leadScale {
l = len(dStr)
destLen = dt.leadScale
for destLen > l {
dStr = "0" + dStr
destLen--
}
}
interval += "'" + dStr + "' DAY(" + strconv.FormatInt(int64(dt.leadScale), 10) + ")"
case QUA_DH:
dStr = strconv.FormatInt(int64(float64(dt.days)), 10)
hStr = strconv.FormatInt(int64(float64(dt.hours)), 10)
if dt.negative {
interval += "-"
}
if len(dStr) < dt.leadScale {
l = len(dStr)
destLen = dt.leadScale
for destLen > l {
dStr = "0" + dStr
destLen--
}
}
if len(hStr) < 2 {
hStr = "0" + hStr
}
interval += "'" + dStr + " " + hStr + "' DAY(" + strconv.FormatInt(int64(dt.leadScale), 10) + ") TO HOUR"
case QUA_DHM:
dStr = strconv.FormatInt(int64(float64(dt.days)), 10)
hStr = strconv.FormatInt(int64(float64(dt.hours)), 10)
mStr = strconv.FormatInt(int64(float64(dt.minutes)), 10)
if dt.negative {
interval += "-"
}
if len(dStr) < dt.leadScale {
l = len(dStr)
destLen = dt.leadScale
for destLen > l {
dStr = "0" + dStr
destLen--
}
}
if len(hStr) < 2 {
hStr = "0" + hStr
}
if len(mStr) < 2 {
mStr = "0" + mStr
}
interval += "'" + dStr + " " + hStr + ":" + mStr + "' DAY(" + strconv.FormatInt(int64(dt.leadScale), 10) + ") TO MINUTE"
case QUA_DHMS:
dStr = strconv.FormatInt(int64(float64(dt.days)), 10)
hStr = strconv.FormatInt(int64(float64(dt.hours)), 10)
mStr = strconv.FormatInt(int64(float64(dt.minutes)), 10)
sStr = strconv.FormatInt(int64(float64(dt.seconds)), 10)
nStr = dt.getMsecString()
if dt.negative {
interval += "-"
}
if len(dStr) < dt.leadScale {
l = len(dStr)
destLen = dt.leadScale
for destLen > l {
dStr = "0" + dStr
destLen--
}
}
if len(hStr) < 2 {
hStr = "0" + hStr
}
if len(mStr) < 2 {
mStr = "0" + mStr
}
if len(sStr) < 2 {
sStr = "0" + sStr
}
interval += "'" + dStr + " " + hStr + ":" + mStr + ":" + sStr
if nStr != "" {
interval += "." + nStr
}
interval += "' DAY(" + strconv.FormatInt(int64(dt.leadScale), 10) + ") TO SECOND(" + strconv.FormatInt(int64(dt.secScale), 10) + ")"
case QUA_H:
hStr = strconv.FormatInt(int64(float64(dt.hours)), 10)
if dt.negative {
interval += "-"
}
if len(hStr) < dt.leadScale {
l = len(hStr)
destLen = dt.leadScale
for destLen > l {
hStr = "0" + hStr
destLen--
}
}
interval += "'" + hStr + "' HOUR(" + strconv.FormatInt(int64(dt.leadScale), 10) + ")"
case QUA_HM:
hStr = strconv.FormatInt(int64(float64(dt.hours)), 10)
mStr = strconv.FormatInt(int64(float64(dt.minutes)), 10)
if dt.negative {
interval += "-"
}
if len(hStr) < dt.leadScale {
l = len(hStr)
destLen = dt.leadScale
for destLen > l {
hStr = "0" + hStr
destLen--
}
}
if len(mStr) < 2 {
mStr = "0" + mStr
}
interval += "'" + hStr + ":" + mStr + "' HOUR(" + strconv.FormatInt(int64(dt.leadScale), 10) + ") TO MINUTE"
case QUA_HMS:
nStr = dt.getMsecString()
hStr = strconv.FormatInt(int64(float64(dt.hours)), 10)
mStr = strconv.FormatInt(int64(float64(dt.minutes)), 10)
sStr = strconv.FormatInt(int64(float64(dt.seconds)), 10)
if dt.negative {
interval += "-"
}
if len(hStr) < dt.leadScale {
l = len(hStr)
destLen = dt.leadScale
for destLen > l {
hStr = "0" + hStr
destLen--
}
}
if len(mStr) < 2 {
mStr = "0" + mStr
}
if len(sStr) < 2 {
sStr = "0" + sStr
}
interval += "'" + hStr + ":" + mStr + ":" + sStr
if nStr != "" {
interval += "." + nStr
}
interval += "' HOUR(" + strconv.FormatInt(int64(dt.leadScale), 10) + ") TO SECOND(" + strconv.FormatInt(int64(dt.secScale), 10) + ")"
case QUA_M:
mStr = strconv.FormatInt(int64(float64(dt.minutes)), 10)
if dt.negative {
interval += "-"
}
if len(mStr) < dt.leadScale {
l = len(mStr)
destLen = dt.leadScale
for destLen > l {
mStr = "0" + mStr
destLen--
}
}
interval += "'" + mStr + "' MINUTE(" + strconv.FormatInt(int64(dt.leadScale), 10) + ")"
case QUA_MS:
nStr = dt.getMsecString()
mStr = strconv.FormatInt(int64(float64(dt.minutes)), 10)
sStr = strconv.FormatInt(int64(float64(dt.seconds)), 10)
if dt.negative {
interval += "-"
}
if len(mStr) < dt.leadScale {
l = len(mStr)
destLen = dt.leadScale
for destLen > l {
mStr = "0" + mStr
destLen--
}
}
if len(sStr) < 2 {
sStr = "0" + sStr
}
interval += "'" + mStr + ":" + sStr
if nStr != "" {
interval += "." + nStr
}
interval += "' MINUTE(" + strconv.FormatInt(int64(dt.leadScale), 10) + ") TO SECOND(" + strconv.FormatInt(int64(dt.secScale), 10) + ")"
case QUA_S:
nStr = dt.getMsecString()
sStr = strconv.FormatInt(int64(float64(dt.seconds)), 10)
if dt.negative {
interval += "-"
}
if len(sStr) < dt.leadScale {
l = len(sStr)
destLen = dt.leadScale
for destLen > l {
sStr = "0" + sStr
destLen--
}
}
interval += "'" + sStr
if nStr != "" {
interval += "." + nStr
}
interval += "' SECOND(" + strconv.FormatInt(int64(dt.leadScale), 10) + ", " + strconv.FormatInt(int64(dt.secScale), 10) + ")"
}
return interval
}
func (dest *DmIntervalDT) Scan(src interface{}) error {
if dest == nil {
return ECGO_STORE_IN_NIL_POINTER.throw()
}
switch src := src.(type) {
case nil:
*dest = *new(DmIntervalDT)
(*dest).Valid = false
return nil
case *DmIntervalDT:
*dest = *src
return nil
case string:
ret, err := NewDmIntervalDTByString(src)
if err != nil {
return err
}
*dest = *ret
return nil
default:
return UNSUPPORTED_SCAN
}
}
func (dt DmIntervalDT) Value() (driver.Value, error) {
if !dt.Valid {
return nil, nil
}
return dt, nil
}
func (dt *DmIntervalDT) checkScale(leadScale int) (int, error) {
switch dt._type {
case QUA_D:
if leadScale == -1 {
leadScale = len(strconv.FormatInt(int64(math.Abs(float64(dt.days))), 10))
} else if leadScale < len(strconv.FormatInt(int64(math.Abs(float64(dt.days))), 10)) {
return 0, ECGO_INVALID_TIME_INTERVAL.throw()
}
case QUA_DH:
if leadScale == -1 {
leadScale = len(strconv.FormatInt(int64(math.Abs(float64(dt.days))), 10))
} else if leadScale < len(strconv.FormatInt(int64(math.Abs(float64(dt.days))), 10)) {
return 0, ECGO_INVALID_TIME_INTERVAL.throw()
}
if int64(math.Abs(float64(dt.hours))) > 23 {
return 0, ECGO_INVALID_TIME_INTERVAL.throw()
}
case QUA_DHM:
if leadScale == -1 {
leadScale = len(strconv.FormatInt(int64(math.Abs(float64(dt.days))), 10))
} else if leadScale < len(strconv.FormatInt(int64(math.Abs(float64(dt.days))), 10)) {
return 0, ECGO_INVALID_TIME_INTERVAL.throw()
}
if int64(math.Abs(float64(dt.hours))) > 23 || int64(math.Abs(float64(dt.minutes))) > 59 {
return 0, ECGO_INVALID_TIME_INTERVAL.throw()
}
case QUA_DHMS:
if leadScale == -1 {
leadScale = len(strconv.FormatInt(int64(math.Abs(float64(dt.days))), 10))
} else if leadScale < len(strconv.FormatInt(int64(math.Abs(float64(dt.days))), 10)) {
return 0, ECGO_INVALID_TIME_INTERVAL.throw()
}
if int64(math.Abs(float64(dt.hours))) > 23 || int64(math.Abs(float64(dt.minutes))) > 59 ||
int64(math.Abs(float64(dt.seconds))) > 59 {
return 0, ECGO_INVALID_TIME_INTERVAL.throw()
}
case QUA_H:
if leadScale == -1 {
leadScale = len(strconv.FormatInt(int64(math.Abs(float64(dt.hours))), 10))
} else if leadScale < len(strconv.FormatInt(int64(math.Abs(float64(dt.hours))), 10)) {
return 0, ECGO_INVALID_TIME_INTERVAL.throw()
}
case QUA_HM:
if leadScale == -1 {
leadScale = len(strconv.FormatInt(int64(math.Abs(float64(dt.hours))), 10))
} else if leadScale < len(strconv.FormatInt(int64(math.Abs(float64(dt.hours))), 10)) {
return 0, ECGO_INVALID_TIME_INTERVAL.throw()
}
if int64(math.Abs(float64(dt.minutes))) > 59 {
return 0, ECGO_INVALID_TIME_INTERVAL.throw()
}
case QUA_HMS:
if leadScale == -1 {
leadScale = len(strconv.FormatInt(int64(math.Abs(float64(dt.hours))), 10))
} else if leadScale < len(strconv.FormatInt(int64(math.Abs(float64(dt.hours))), 10)) {
return 0, ECGO_INVALID_TIME_INTERVAL.throw()
}
if int64(math.Abs(float64(dt.minutes))) > 59 || int64(math.Abs(float64(dt.seconds))) > 59 {
return 0, ECGO_INVALID_TIME_INTERVAL.throw()
}
case QUA_M:
if leadScale == -1 {
leadScale = len(strconv.FormatInt(int64(math.Abs(float64(dt.minutes))), 10))
} else if leadScale < len(strconv.FormatInt(int64(math.Abs(float64(dt.minutes))), 10)) {
return 0, ECGO_INVALID_TIME_INTERVAL.throw()
}
case QUA_MS:
if leadScale == -1 {
leadScale = len(strconv.FormatInt(int64(math.Abs(float64(dt.minutes))), 10))
} else if leadScale < len(strconv.FormatInt(int64(math.Abs(float64(dt.minutes))), 10)) {
return 0, ECGO_INVALID_TIME_INTERVAL.throw()
}
if int64(math.Abs(float64(dt.seconds))) > 59 {
return 0, ECGO_INVALID_TIME_INTERVAL.throw()
}
case QUA_S:
if leadScale == -1 {
leadScale = len(strconv.FormatInt(int64(math.Abs(float64(dt.minutes))), 10))
} else if leadScale < len(strconv.FormatInt(int64(math.Abs(float64(dt.minutes))), 10)) {
return 0, ECGO_INVALID_TIME_INTERVAL.throw()
}
}
if leadScale > LOADPREC_MAX {
return 0, ECGO_INVALID_TIME_INTERVAL.throw()
}
return leadScale, nil
}
func (dt *DmIntervalDT) parsePrec(leadStr string) (int, error) {
leftBtId := strings.Index(leadStr, "(")
rightBtId := strings.Index(leadStr, ")")
var prec int64 = -1
if rightBtId != -1 && leftBtId != -1 && rightBtId > leftBtId+1 {
strPrec := strings.TrimSpace(leadStr[leftBtId+1 : rightBtId])
var err error
prec, err = strconv.ParseInt(strPrec, 10, 32)
if err != nil {
return -1, err
}
}
return int(prec), nil
}
func (dt *DmIntervalDT) setPrecForSvr(fullStr string, leadScale string, secScale string) error {
prec, err := dt.parsePrec(leadScale)
if err != nil {
return err
}
prec, err = dt.checkScale(prec)
if err != nil {
return err
}
if prec < LOADPREC_DEFAULT {
dt.leadScale = LOADPREC_DEFAULT
} else {
dt.leadScale = prec
}
prec, err = dt.parsePrec(secScale)
if err != nil {
return err
}
if prec >= 0 && prec < SECDPREC_MAX {
dt.secScale = prec
} else {
dt.secScale = SECDPREC_DEFAULT
}
dt.scaleForSvr = int(dt._type<<8) + (dt.leadScale << 4) + dt.secScale
return nil
}
func (dt *DmIntervalDT) checkSign(str string) string {
if str[0] == '-' {
str = strings.TrimSpace(str[1:])
dt.negative = true
} else if str[0] == '+' {
str = strings.TrimSpace(str[1:])
dt.negative = false
}
return str
}
func (dt *DmIntervalDT) setDay(value string) error {
list := util.Split(value, " :.")
if len(list) > 1 {
return ECGO_INVALID_TIME_INTERVAL.throw()
}
dt._type = QUA_D
i, err := strconv.ParseInt(value, 10, 32)
if err != nil {
return err
}
if i < 0 {
dt.days = int(-i)
dt.negative = true
} else {
dt.days = int(i)
}
return nil
}
func (dt *DmIntervalDT) setHour(value string) error {
list := util.Split(value, " :.")
if len(list) > 1 {
return ECGO_INVALID_TIME_INTERVAL.throw()
}
dt._type = QUA_H
i, err := strconv.ParseInt(value, 10, 32)
if err != nil {
return err
}
if i < 0 {
dt.hours = int(-i)
dt.negative = true
} else {
dt.hours = int(i)
}
return nil
}
func (dt *DmIntervalDT) setMinute(value string) error {
list := util.Split(value, " :.")
if len(list) > 1 {
return ECGO_INVALID_TIME_INTERVAL.throw()
}
dt._type = QUA_M
i, err := strconv.ParseInt(value, 10, 32)
if err != nil {
return err
}
if i < 0 {
dt.minutes = int(-i)
dt.negative = true
} else {
dt.minutes = int(i)
}
return nil
}
func (dt *DmIntervalDT) setSecond(value string) error {
list := util.Split(value, " :.")
if len(list) > 2 {
return ECGO_INVALID_TIME_INTERVAL.throw()
}
dt._type = QUA_S
i, err := strconv.ParseInt(list[0], 10, 32)
if err != nil {
return err
}
nano := 0
if len(list) > 1 {
strNano := "0" + "." + list[1]
d_v, err := strconv.ParseFloat(strNano, 64)
if err != nil {
return err
}
nx := math.Pow10(dt.secScale)
nano = (int)(d_v * nx)
}
if i < 0 {
dt.seconds = int(-i)
} else {
dt.seconds = int(i)
}
if nano < 0 {
dt.fraction = -nano
} else {
dt.fraction = nano
}
if i < 0 || nano < 0 {
dt.negative = true
}
return nil
}
func (dt *DmIntervalDT) setHourToSecond(value string) error {
list := util.Split(value, " :.")
if len(list) > 4 {
return ECGO_INVALID_TIME_INTERVAL.throw()
}
dt._type = QUA_HMS
h, err := strconv.ParseInt(list[0], 10, 32)
if err != nil {
return err
}
m, err := strconv.ParseInt(list[1], 10, 32)
if err != nil {
return err
}
s, err := strconv.ParseInt(list[2], 10, 32)
if err != nil {
return err
}
nano := 0
if len(list) > 3 {
strNano := "0" + "." + list[3]
d_v, err := strconv.ParseFloat(strNano, 64)
if err != nil {
return err
}
nx := math.Pow10(dt.secScale)
nano = (int)(d_v * nx)
}
if h < 0 {
dt.hours = int(-h)
} else {
dt.hours = int(h)
}
if m < 0 {
dt.minutes = int(-m)
} else {
dt.minutes = int(m)
}
if s < 0 {
dt.seconds = int(-s)
} else {
dt.seconds = int(s)
}
if nano < 0 {
dt.fraction = -nano
} else {
dt.fraction = nano
}
if h < 0 || m < 0 || s < 0 || nano < 0 {
dt.negative = true
}
return nil
}
func (dt *DmIntervalDT) setHourToMinute(value string) error {
value = strings.TrimSpace(value)
list := util.Split(value, " :.")
if len(list) > 2 {
return ECGO_INVALID_TIME_INTERVAL.throw()
}
dt._type = QUA_HM
h, err := strconv.ParseInt(list[0], 10, 32)
if err != nil {
return err
}
m, err := strconv.ParseInt(list[1], 10, 32)
if err != nil {
return err
}
if h < 0 {
dt.hours = int(-h)
} else {
dt.hours = int(h)
}
if m < 0 {
dt.minutes = int(-m)
} else {
dt.minutes = int(m)
}
if h < 0 || m < 0 {
dt.negative = true
}
return nil
}
func (dt *DmIntervalDT) setMinuteToSecond(value string) error {
list := util.Split(value, " :.")
if len(list) > 3 {
return ECGO_INVALID_TIME_INTERVAL.throw()
}
dt._type = QUA_MS
m, err := strconv.ParseInt(list[0], 10, 32)
if err != nil {
return err
}
s, err := strconv.ParseInt(list[1], 10, 32)
if err != nil {
return err
}