generated from zhangwei/Matrixai
73 lines
2.0 KiB
C++
73 lines
2.0 KiB
C++
#ifndef TimeUtil_H_
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#define TimeUtil_H_
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#include <mutex>
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#include <sstream>
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#include <time.h>
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#include <sys/time.h>
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#include <string>
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#include <vector>
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#include <algorithm>
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#include <set>
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#include <map>
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#include <memory>
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namespace ai_matrix
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{
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class TimeUtil final
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{
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public:
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static TimeUtil *getins();
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//获取时间戳
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std::string get_timestamp_file();
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std::string getDateTime_usec();
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//获取日期
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// std::string get_date();
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//获取北京当前日期
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std::string getDate();
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//获取北京当前时间
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std::string getTime();
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// 获取当前 日期 时间
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std::string getDateTime();
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//获取用于文件名的时间
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std::string getTime_file();
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//获取当前时间距1970年的毫秒数
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uint64_t getCurrentTimeMillis(bool usec = false);
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//获取指定时间距1970年的毫秒数 (入参格式：YYYY-MM-DD hh-mm-ss)
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uint64_t getParamTimeMilliSeconds(std::string &strDateTime);
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//获取指定毫秒数的对应的日期时间
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std::string getDateTimeByMilliSeconds(uint64_t i64MilliSeconds);
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//时间戳转化为时间 毫秒级
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std::string Stamp2Time(long long timestamp, bool has_msec = false);
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private:
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TimeUtil() = default;
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TimeUtil(const TimeUtil &) = delete;
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TimeUtil(TimeUtil &&) = delete;
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TimeUtil &operator=(const TimeUtil &) = delete;
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TimeUtil &operator=(TimeUtil &&) = delete;
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~TimeUtil() = default;
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//定义一个嵌套类，负责释放内存，操作系统自动完成，不用担心内存泄露
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class GarbageCollector
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{
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public:
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~GarbageCollector()
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{
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if (TimeUtil::ins)
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{
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delete TimeUtil::ins;
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TimeUtil::ins = nullptr;
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}
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}
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};
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static GarbageCollector gc;
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static TimeUtil *ins;
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static std::mutex mx; //锁，保证线程安全
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};
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}
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#endif |