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authorRuslan Kovalev <ruslan.a.kovalev@gmail.com>2022-02-10 16:46:45 +0300
committerDaniil Cherednik <dcherednik@yandex-team.ru>2022-02-10 16:46:45 +0300
commit9123176b341b6f2658cff5132482b8237c1416c8 (patch)
tree49e222ea1c5804306084bb3ae065bb702625360f /util/draft/datetime.h
parent59e19371de37995fcb36beb16cd6ec030af960bc (diff)
downloadydb-9123176b341b6f2658cff5132482b8237c1416c8.tar.gz
Restoring authorship annotation for Ruslan Kovalev <ruslan.a.kovalev@gmail.com>. Commit 2 of 2.
Diffstat (limited to 'util/draft/datetime.h')
-rw-r--r--util/draft/datetime.h150
1 files changed, 75 insertions, 75 deletions
diff --git a/util/draft/datetime.h b/util/draft/datetime.h
index 58a64b16ee..8a387ea6f1 100644
--- a/util/draft/datetime.h
+++ b/util/draft/datetime.h
@@ -1,32 +1,32 @@
-#pragma once
-
-#include <util/generic/algorithm.h>
+#pragma once
+
+#include <util/generic/algorithm.h>
#include <util/generic/string.h>
-#include <util/generic/yexception.h>
+#include <util/generic/yexception.h>
#include <util/generic/ymath.h>
#include <util/datetime/base.h>
-
+
#include <cstdlib>
#include <time.h>
-namespace NDatetime {
+namespace NDatetime {
extern const ui32 MonthDays[2][12]; // !leapYear; !!leapYear
extern const ui32 MonthDaysNewYear[2][13]; // !leapYear; !!leapYear
-
+
inline ui32 YearDaysAD(ui32 year) {
year = Max<ui32>(year, 1) - 1; //1 AD comes straight after 1 BC, no 0 AD
return year * 365 + year / 4 - year / 100 + year / 400;
}
-
+
inline bool LeapYearAD(ui32 year) {
- return (!(year % 4) && (year % 100)) || !(year % 400);
+ return (!(year % 4) && (year % 100)) || !(year % 400);
}
-
+
inline ui32 YDayFromMonthAndDay(ui32 month /*0 - based*/, ui32 mday /*1 - based*/, bool isleap) {
return MonthDaysNewYear[isleap][Min(month, (ui32)11u)] + mday - 1;
}
-
+
void YDayToMonthAndDay(ui32 yday /*0 - based*/, bool isleap, ui32* month /*0 - based*/, ui32* mday /*1 - based*/);
struct TSimpleTM {
@@ -39,111 +39,111 @@ namespace NDatetime {
F_MON,
F_YEAR
};
-
- i32 GMTOff = 0; // -43200 - 50400 seconds
- ui16 Year = 0; // from 1900
- ui16 YDay = 0; // 0-365
- ui8 Mon = 0; // 0-11
- ui8 MDay = 0; // 1-31
- ui8 WDay = 0; // 0-6
- ui8 Hour = 0; // 0-23
- ui8 Min = 0; // 0-59
- ui8 Sec = 0; // 0-60 - doesn't care for leap seconds. Most of the time it's ok.
- i8 IsDst = 0; // -1/0/1
- bool IsLeap = false;
-
- public:
- static TSimpleTM New(time_t t = 0, i32 gmtoff = 0, i8 isdst = 0);
- static TSimpleTM NewLocal(time_t = 0);
-
+
+ i32 GMTOff = 0; // -43200 - 50400 seconds
+ ui16 Year = 0; // from 1900
+ ui16 YDay = 0; // 0-365
+ ui8 Mon = 0; // 0-11
+ ui8 MDay = 0; // 1-31
+ ui8 WDay = 0; // 0-6
+ ui8 Hour = 0; // 0-23
+ ui8 Min = 0; // 0-59
+ ui8 Sec = 0; // 0-60 - doesn't care for leap seconds. Most of the time it's ok.
+ i8 IsDst = 0; // -1/0/1
+ bool IsLeap = false;
+
+ public:
+ static TSimpleTM New(time_t t = 0, i32 gmtoff = 0, i8 isdst = 0);
+ static TSimpleTM NewLocal(time_t = 0);
+
static TSimpleTM New(const struct tm&);
-
- static TSimpleTM CurrentUTC();
-
- TSimpleTM() = default;
-
+
+ static TSimpleTM CurrentUTC();
+
+ TSimpleTM() = default;
+
TSimpleTM(ui32 year, ui32 mon, ui32 day, ui32 h = 0, ui32 m = 0, ui32 s = 0) {
Zero(*this);
SetRealDate(year, mon, day, h, m, s);
}
-
+
// keeps the object consistent
TSimpleTM& Add(EField f, i32 amount = 1);
-
+
TString ToString(const char* fmt = "%a, %d %b %Y %H:%M:%S %z") const;
-
- TSimpleTM& ToUTC() {
+
+ TSimpleTM& ToUTC() {
return *this = New(AsTimeT());
- }
-
- bool IsUTC() const {
- return !IsDst && !GMTOff;
- }
-
- time_t AsTimeT() const;
-
- operator time_t() const {
- return AsTimeT();
- };
-
- struct tm AsStructTmLocal() const;
-
- struct tm AsStructTmUTC() const;
-
- operator struct tm() const {
- return AsStructTmLocal();
- }
-
+ }
+
+ bool IsUTC() const {
+ return !IsDst && !GMTOff;
+ }
+
+ time_t AsTimeT() const;
+
+ operator time_t() const {
+ return AsTimeT();
+ };
+
+ struct tm AsStructTmLocal() const;
+
+ struct tm AsStructTmUTC() const;
+
+ operator struct tm() const {
+ return AsStructTmLocal();
+ }
+
ui32 RealYear() const {
return ui32(Year + 1900);
}
-
+
ui32 RealMonth() const {
return ui32(Mon + 1);
}
-
- TSimpleTM& SetRealDate(ui32 year, ui32 mon, ui32 mday, ui32 hour = -1, ui32 min = -1, ui32 sec = -1, i32 isdst = 0);
-
- // regenerates all fields from Year, MDay, Hour, Min, Sec, IsDst, GMTOffset
- TSimpleTM& RegenerateFields();
-
+
+ TSimpleTM& SetRealDate(ui32 year, ui32 mon, ui32 mday, ui32 hour = -1, ui32 min = -1, ui32 sec = -1, i32 isdst = 0);
+
+ // regenerates all fields from Year, MDay, Hour, Min, Sec, IsDst, GMTOffset
+ TSimpleTM& RegenerateFields();
+
friend bool operator==(const TSimpleTM& a, const TSimpleTM& b) {
- return a.AsTimeT() == b.AsTimeT();
+ return a.AsTimeT() == b.AsTimeT();
}
-
+
friend bool operator==(const TSimpleTM& s, const struct tm& t) {
return s == New(t);
}
-
+
friend bool operator==(const struct tm& t, const TSimpleTM& s) {
return s == t;
}
-
+
friend bool operator!=(const TSimpleTM& a, const TSimpleTM& b) {
return !(a == b);
}
-
+
friend bool operator!=(const TSimpleTM& s, const struct tm& t) {
return !(s == t);
}
-
+
friend bool operator!=(const struct tm& t, const TSimpleTM& s) {
return s != t;
}
};
-}
+}
inline TString date2str(const time_t date) {
- struct tm dateTm;
- memset(&dateTm, 0, sizeof(dateTm));
- localtime_r(&date, &dateTm);
+ struct tm dateTm;
+ memset(&dateTm, 0, sizeof(dateTm));
+ localtime_r(&date, &dateTm);
char buf[9];
strftime(buf, sizeof(buf), "%Y%m%d", &dateTm);
return TString(buf);
}
inline time_t str2date(const TString& dateStr) {
- struct tm dateTm;
+ struct tm dateTm;
memset(&dateTm, 0, sizeof(tm));
strptime(dateStr.data(), "%Y%m%d", &dateTm);
return mktime(&dateTm);