Es++ Class: LocalDateTime
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Source code
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*
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*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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*
*
* LocalDateTime.h
*
*****************************************************************************/
#pragma once
#include <es++/Object.h>
#include <es++/CharString.h>
#include <sys/time.h>
namespace Es {
/*
Get a localTime by using API getLocalTime and return a string expression of a format
"YYYY/MM/DD HH:MM:SS" or "YYYY/MM/DD HH:MM:SS ssss"
*/
class LocalDateTime :public Object {
public:
LocalDateTime()
{
}
public:
CharString nowToSeconds() {
char buff[128];
memset(buff, (char)0, sizeof(buff));
nowToSeconds(buff, sizeof(buff));
return CharString(buff);
}
public:
const char* nowToSeconds(CharString& dateTime) {
char buff[128];
memset(buff, (char)0, sizeof(buff));
nowToSeconds(buff, sizeof(buff));
dateTime = buff;
return (const char*)dateTime;
}
public:
CharString nowToMilliseconds()
{
char buff[128];
memset(buff, (char)0, sizeof(buff));
nowToMilliseconds(buff, sizeof(buff));
return CharString(buff);
}
public:
const char* nowToMilliseconds(CharString& dateTime) {
char buff[128];
memset(buff, (char)0, sizeof(buff));
nowToMilliseconds(buff, sizeof(buff));
dateTime = buff;
return (const char*)dateTime;
}
public:
/**
*/
void nowToSeconds(char* buff, size_t size) {
time_t timer;
time(&timer);
struct tm tm;
localtime_r(&timer, &tm);
memset(buff, 0, size);
snprintf(buff, size,
"%04d/%02d/%02d %02d:%02d:%02d",
tm.tm_year+1900,
tm.tm_mon+1,
tm.tm_mday,
tm.tm_hour,
tm.tm_min,
tm.tm_sec);
}
public:
/**
*/
void nowToSeconds(wchar_t* buff, size_t size) {
time_t timer;
time(&timer);
struct tm tm;
localtime_r(&timer, &tm);
memset(buff, 0, size);
swprintf(buff, size,
L"%04d/%02d/%02d %02d:%02d:%02d",
tm.tm_year+1900,
tm.tm_mon+1,
tm.tm_mday,
tm.tm_hour,
tm.tm_min,
tm.tm_sec);
}
public:
/**
*/
void nowToMilliseconds(char* buff, int size) {
struct timeval tv;
gettimeofday(&tv, NULL);
time_t timer = (time_t)tv.tv_sec;
struct tm tm;
localtime_r(&timer, &tm);
memset(buff, 0, size);
snprintf(buff, size,
"%04d/%02d/%02d %02d:%02d:%02d %ld",
tm.tm_year+1900,
tm.tm_mon+1,
tm.tm_mday,
tm.tm_hour,
tm.tm_min,
tm.tm_sec,
tv.tv_usec);
}
public:
/**
*/
void nowToMilliseconds(wchar_t* buff, int size) {
struct timeval tv;
gettimeofday(&tv, NULL);
time_t timer = (time_t)tv.tv_sec;
struct tm tm;
localtime_r(&timer, &tm);
memset(buff, 0, size);
swprintf(buff, size,
L"%04d/%02d/%02d %02d:%02d:%02d %ld",
tm.tm_year+1900,
tm.tm_mon+1,
tm.tm_mday,
tm.tm_hour,
tm.tm_min,
tm.tm_sec,
tv.tv_usec);
}
};
}
Last modified: 27 July 2017
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