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Update tc_common.h
Update tc_common.h notes, and add English version
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Douwanna
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@ -47,20 +47,26 @@ namespace tars
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/**
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* @file tc_common.h
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* @brief 帮助类,都是静态函数,提供一些常用的函数 .
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* @brief Helper Class. There're all static functions in this which provides some commonly used functions
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*
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*/
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/////////////////////////////////////////////////
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/**
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* @brief 基础工具类，提供了一些非常基本的函数使用.
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* @brief Basic Utility Class. Some basic functions are provided.
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*
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* 这些函数都是以静态函数提供。 包括以下几种函数:
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* These functions are provided as static functions.It includes the following functions:
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*
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* Trim类函数,大小写转换函数,分隔字符串函数（直接分隔字符串，
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*
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* Trim class functions, case conversion functions, delimited string functions (directly delimited strings, numbers, etc.),
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*
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* 数字等）,时间相关函数,字符串转换函数,二进制字符串互转函数,
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*
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* time-dependent functions, string conversion functions, binary string conversion functions,
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*
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* 替换字符串函数,Ip匹配函数,判断一个数是否是素数等
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* replacement string functions, IP matching functions, determining whether a number is a prime number, etc.
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*/
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class UTIL_DLL_API TC_Common
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{
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@ -71,12 +77,14 @@ public:
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/**
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* @brief 跨平台sleep
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* @brief Cross Platform Sleep
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*/
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static void sleep(uint32_t sec);
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static void msleep(uint32_t ms);
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/**
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* @brief 浮点数比较,double 默认取6位精度，float默认6位精度
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* @brief Floating Number Comparison, double defaults to be 6-bit precision, and float defaults to be 6-bit precision as well.
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*/
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static bool equal(double x, double y, double epsilon = _EPSILON_DOUBLE);
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static bool equal(double x, double y, float epsilon );
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@ -86,6 +94,7 @@ public:
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/**
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* @brief vector double 各种场景比较函数
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* @brief vector double, comparison functions for various scenarios
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*/
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static bool equal(const vector<double> & vx, const vector<double>& vy, double epsilon = _EPSILON_DOUBLE);
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static bool equal(const vector<double>& vx, const vector<double>& vy, float epsilon );
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@ -94,6 +103,7 @@ public:
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/**
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* @brief map中如果key或者value为double/float字段，则用此模板函数比较
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* @brief In map, if the key or value is the double/float field, use this template function to compare.
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*/
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template<typename V, typename E>
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static bool equal(const V& x, const V& y, E eps);
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@ -102,6 +112,7 @@ public:
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/**
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* 固定宽度填充字符串, 用于输出对齐格式用(默认右填充)
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* Fixed width filled string for output alignment format (default right-padding)
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* @param s
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* @param c
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* @param n
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@ -120,232 +131,327 @@ public:
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/**
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* @brief 去掉头部以及尾部的字符或字符串.
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* @brief Remove the head and the tail characters or strings
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*
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* @param sStr 输入字符串
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* @param sStr input string
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* @param s 需要去掉的字符
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* @param s the characters which need to be removed
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* @param bChar 如果为true, 则去掉s中每个字符; 如果为false, 则去掉s字符串
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* @param bChar bool : true, Remove each character in 's'; false, remove the s String
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* @return string 返回去掉后的字符串
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* @return string Return the removed string
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*/
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static string trim(const string &sStr, const string &s = " \r\n\t", bool bChar = true);
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/**
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* @brief 去掉左边的字符或字符串.
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* @brief Remove left character or string
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*
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* @param sStr 输入字符串
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* @param sStr input string
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* @param s 需要去掉的字符
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* @param s the characters which need to be removed
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* @param bChar 如果为true, 则去掉s中每个字符; 如果为false, 则去掉s字符串
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* @param bChar bool : true, Remove each character in 's'; false, remove the s String
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* @return string 返回去掉后的字符串
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* @return string Return the removed string
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*/
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static string trimleft(const string &sStr, const string &s = " \r\n\t", bool bChar = true);
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/**
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* @brief 去掉右边的字符或字符串.
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* @brief Remove right character or string
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*
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* @param sStr 输入字符串
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* @param sStr input string
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* @param s 需要去掉的字符
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* @param s the characters which need to be removed
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* @param bChar 如果为true, 则去掉s中每个字符; 如果为false, 则去掉s字符串
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* @param bChar bool : true, Remove each character in 's'; false, remove the s String
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* @return string 返回去掉后的字符串
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* @return string Return the removed string
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*/
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static string trimright(const string &sStr, const string &s = " \r\n\t", bool bChar = true);
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/**
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* @brief 字符串转换成小写.
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* @brief Convert string to lowercase.
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*
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* @param sString 字符串
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* @param sString String
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* @return string 转换后的字符串
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* @return string the converted string
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*/
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static string lower(const string &sString);
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/**
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* @brief 字符串转换成大写.
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* @brief Convert string to uppercase.
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*
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* @param sString 字符串
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* @param sString string
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* @return string 转换后的大写的字符串
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* @return string the converted string
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*/
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static string upper(const string &sString);
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/**
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* @brief 字符串是否都是数字的.
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* @brief Whether strings are all numbers or not.
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*
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* @param sString 字符串
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* @param sString string
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* @return bool 是否是数字
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* @return bool whether number or not
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*/
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static bool isdigit(const string &sInput);
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/**
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* @brief 字符串转换成时间结构.
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* @brief Convert string to time structure.
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*
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* @param sString 字符串时间格式
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* @param sString string Time Format
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* @param sFormat 格式
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* @param sFormat format
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* @param stTm 时间结构
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* @param stTm time structure
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* @return 0: 成功, -1:失败
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* @return 0: success, -1: fail
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*/
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static int str2tm(const string &sString, const string &sFormat, struct tm &stTm);
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/**
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* @brief GMT格式的时间转化为时间结构
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* @brief Conversion of time into time structure in GMT format
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*
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* eg.Sat, 06 Feb 2010 09:29:29 GMT, %a, %d %b %Y %H:%M:%S GMT
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*
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* 可以用mktime换成time_t, 但是注意时区 可以用mktime(&stTm)
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* You can replace time_t with mktime. Be careful about the time zones, and it can be used with mktime (&stTm)
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*
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* - timezone换成本地的秒(time(NULL)值相同) timezone是系统的 ,
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* - timezone changes costs to local seconds (time (NULL) values are the same). Timezones is systematic.
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*
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* 需要extern long timezone;
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* need extern long timezone;
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*
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* @param sString GMT格式的时间
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* @param sString time in GMT format
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* @param stTm 转换后的时间结构
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* @param stTm converted Time Structure
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* @return 0: 成功, -1:失败
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* @return 0: success, -1: fail
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*/
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static int strgmt2tm(const string &sString, struct tm &stTm);
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/**
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* @brief 格式化的字符串时间转为时间戳.
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* @brief Format time string to timestamp
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*
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* @param sString 格式化的字符串时间
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* @param sString format time string
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* @param sFormat 格式化的字符串时间的格式，默认为紧凑格式
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* @param sFormat format of formatted string time
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* @return time_t 转换后的时间戳
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* @return time_t the converted timestamp
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*/
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static time_t str2time(const string &sString, const string &sFormat = "%Y%m%d%H%M%S");
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/**
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* @brief 时间转换成字符串.
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* @brief Convert time into string.
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*
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* @param stTm 时间结构
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* @param stTm time structure
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* @param sFormat 需要转换的目标格式，默认为紧凑格式
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* @param sFormat Target format to be converted, default to compact format
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* @return string 转换后的时间字符串
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* @return string converted time string
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*/
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static string tm2str(const struct tm &stTm, const string &sFormat = "%Y%m%d%H%M%S");
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/**
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* @brief 时间转换成字符串.
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* @brief Convert time into string
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*
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* @param t 时间结构
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* @param t time structure
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* @param sFormat 需要转换的目标格式，默认为紧凑格式
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* @param sFormat Target format to be converted, default to compact format
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* @return string 转换后的时间字符串
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* @return string converted time string
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*/
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static string tm2str(const time_t &t, const string &sFormat = "%Y%m%d%H%M%S");
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/**
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* @brief 时间转换tm.
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* @brief Convert time into tm.
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*
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* @param t 时间结构
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* @param t time structure
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*/
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static void tm2time(const time_t &t, struct tm &tt);
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/**
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* @brief time_t转换成tm(不用系统的localtime_r, 否则很慢!!!)
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* @brief Convert time_t to tm (Don't use system's localtime_r. The function will be slowed down.)
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*
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* @param t 时间结构
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* @param t time structure
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* @param sFormat 需要转换的目标格式，默认为紧凑格式
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* @param sFormat Target format to be converted, default to compact format
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* @return string 转换后的时间字符串
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* @return string converted time string
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*/
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static void tm2tm(const time_t &t, struct tm &stTm);
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/**
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* @brief 获取当前的秒和毫秒
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* @brief Get the current seconds and milliseconds
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*
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* @param t 时间结构
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* @param t time structure
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*/
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static int gettimeofday(struct timeval &tv);
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/**
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* @brief 当前时间转换成紧凑格式字符串
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* @brief Convert current time to compact string
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* @param sFormat 格式，默认为紧凑格式
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* @param sFormat the format, default to compact format
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* @return string 转换后的时间字符串
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* @return string converted time string
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*/
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static string now2str(const string &sFormat = "%Y%m%d%H%M%S");
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/**
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* @brief 时间转换成GMT字符串，GMT格式:Fri, 12 Jan 2001 18:18:18 GMT
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* @brief Convert time into GMT string, GMT格式:Fri, 12 Jan 2001 18:18:18 GMT
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* @param stTm 时间结构
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* @param stTm time structure
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* @return string GMT格式的时间字符串
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* @return string time string in GMT format
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*/
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static string tm2GMTstr(const struct tm &stTm);
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/**
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* @brief 时间转换成GMT字符串，GMT格式:Fri, 12 Jan 2001 18:18:18 GMT
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* @brief Convert time into GMT string, GMT格式:Fri, 12 Jan 2001 18:18:18 GMT
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* @param stTm 时间结构
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* @param stTm time structure
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* @return string GMT格式的时间字符串
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* @return string time string in GMT format
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*/
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static string tm2GMTstr(const time_t &t);
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/**
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* @brief 当前时间转换成GMT字符串，GMT格式:Fri, 12 Jan 2001 18:18:18 GMT
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* @brief Convert current time into GMT string, GMT格式:Fri, 12 Jan 2001 18:18:18 GMT
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* @return string GMT格式的时间字符串
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* @return string time string in GMT format
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*/
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static string now2GMTstr();
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/**
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* @brief 当前的日期(年月日)转换成字符串(%Y%m%d).
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* @brief Get current date(yearmonthday) and convert it into string (%Y%m%d).
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*
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* @return string (%Y%m%d)格式的时间字符串
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* @return string time string in (%Y%m%d) format
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*/
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static string nowdate2str();
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/**
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* @brief 当前的时间(时分秒)转换成字符串(%H%M%S).
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* @brief Get current time(hourminutesecond) and convert it into string (%H%M%S).
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*
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* @return string (%H%M%S)格式的时间字符串
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* @return string time string in (%H%M%S) format
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*/
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static string nowtime2str();
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/**
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* @brief 获取当前时间的的毫秒数.
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* @brief Get the value of milliseconds of current time.
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*
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* @return int64_t 当前时间的的毫秒数
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* @return int64_t current milliseconds of this time
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*/
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static int64_t now2ms();
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/**
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* @brief 取出当前时间的微秒.
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* @brief Take out microseconds of current time.
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*
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* @return int64_t 取出当前时间的微秒
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* @return int64_t Take out microseconds of current time.
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*/
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static int64_t now2us();
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/**
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* @brief 字符串转化成T型，如果T是数值类型, 如果str为空,则T为0.
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* @brief Convert string to type T. if T is a numeric type and STR is empty, then T values 0.
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*
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* @param sStr 要转换的字符串
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* @param sStr the string needs to be converted
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* @return T T型类型
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* @return T the type of type T
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*/
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template<typename T>
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static T strto(const string &sStr);
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/**
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* @brief 字符串转化成T型.
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* @brief Convert string to type T
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*
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* @param sStr 要转换的字符串
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* @param sStr the string needs to be converted
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* @param sDefault 缺省值
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* @param sDefault default value
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* @return T 转换后的T类型
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* @return T the converted type of type T
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*/
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template<typename T>
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static T strto(const string &sStr, const string &sDefault);
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/**
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* @brief 解析字符串,用分隔符号分隔,保存在vector里
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*
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* @brief Parse string, separate with separator, and save in vector
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*
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* 例子: |a|b||c|
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*
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* Example: |a|b||c|
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*
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* 如果withEmpty=true时, 采用|分隔为:"","a", "b", "", "c", ""
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* If 'withEmpty=true' then use '|' to separate it into "","a", "b", "", "c", "".
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*
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* 如果withEmpty=false时, 采用|分隔为:"a", "b", "c"
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* If 'withEmpty=false' then use '|' to separate it into "a", "b", "c".
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*
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* 如果T类型为int等数值类型, 则分隔的字符串为"", 则强制转化为0
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* If the T type is a numeric type such as int, the delimited string is' ', then it is forced to 0.
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*
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* @param sStr 输入字符串
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* @param sStr input string
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* @param sSep 分隔字符串(每个字符都算为分隔符)
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* @param sSep the separator string (each character counts as a separator)
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* @param withEmpty true代表空的也算一个元素, false时空的过滤
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* @param withEmpty bool: true, represented that empty is also an element ; false, filter empty ones.
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* @return 解析后的字符vector
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* @return parsed character: vector
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*/
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template<typename T>
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static vector<T> sepstr(const string &sStr, const string &sSep, bool withEmpty = false);
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/**
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* @brief T型转换成字符串，只要T能够使用ostream对象用<<重载,即可以被该函数支持
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* @brief Convert T-type to string. As long as T can use ostream object with << to overload, it can be supported by this function.
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*
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* @param t 要转换的数据
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* @param t the data needs to be converted
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* @return 转换后的字符串
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* @return the converted string
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*/
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template<typename T>
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inline static string tostr(const T &t)
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@ -357,142 +463,203 @@ public:
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/**
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* @brief vector转换成string.
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* @brief Convert vector to string.
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*
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* @param t 要转换的vector型的数据
|
||||
* @param t data which need to be convertes to vector type
|
||||
* @return 转换后的字符串
|
||||
* @return the converted string
|
||||
*/
|
||||
template<typename T>
|
||||
static string tostr(const vector<T> &t);
|
||||
|
||||
/**
|
||||
* @brief 把map输出为字符串.
|
||||
* @brief export map as string
|
||||
*
|
||||
* @param map<K, V, D, A> 要转换的map对象
|
||||
* @param map<K, V, D, A> the map object needs to be converted
|
||||
* @return string 输出的字符串
|
||||
* @return output string
|
||||
*/
|
||||
template<typename K, typename V, typename D, typename A>
|
||||
static string tostr(const map<K, V, D, A> &t);
|
||||
|
||||
/**
|
||||
* @brief map输出为字符串.
|
||||
* @brief export map as string
|
||||
*
|
||||
* @param multimap<K, V, D, A> map对象
|
||||
* @param multimap<K, V, D, A> the map object needs to be converted
|
||||
* @return 输出的字符串
|
||||
* @return output string
|
||||
*/
|
||||
template<typename K, typename V, typename D, typename A>
|
||||
static string tostr(const multimap<K, V, D, A> &t);
|
||||
|
||||
/**
|
||||
* @brief 把map输出为字符串.
|
||||
* @brief export map as string
|
||||
*
|
||||
* @param map<K, V, D, A> 要转换的map对象
|
||||
* @param map<K, V, D, A> the map object needs to be converted
|
||||
* @return string 输出的字符串
|
||||
* @return output string
|
||||
*/
|
||||
template<typename K, typename V, typename D, typename P, typename A>
|
||||
static string tostr(const unordered_map<K, V, D, P, A> &t);
|
||||
|
||||
/**
|
||||
* @brief pair 转化为字符串，保证map等关系容器可以直接用tostr来输出
|
||||
* @brief Convert pair to string, ensure that the relationship containers such as map can output directly with tostr.
|
||||
* @param pair<F, S> pair对象
|
||||
* @param pair<F, S> object pair
|
||||
* @return 输出的字符串
|
||||
* @return output string
|
||||
*/
|
||||
template<typename F, typename S>
|
||||
static string tostr(const pair<F, S> &itPair);
|
||||
|
||||
/**
|
||||
* @brief container 转换成字符串.
|
||||
* @brief Convert container to string
|
||||
*
|
||||
* @param iFirst 迭代器
|
||||
* @param iFirst iterator
|
||||
* @param iLast 迭代器
|
||||
* @param iLast iterator
|
||||
* @param sSep 两个元素之间的分隔符
|
||||
* @param sSep the separator between two elements
|
||||
* @return 转换后的字符串
|
||||
* @return the converted string
|
||||
*/
|
||||
template<typename InputIter>
|
||||
static string tostr(InputIter iFirst, InputIter iLast, const string &sSep = "|");
|
||||
|
||||
/**
|
||||
* @brief 二进制数据转换成字符串.
|
||||
* @brief Convert binary data t0 string
|
||||
*
|
||||
* @param buf 二进制buffer
|
||||
* @param buf binary buffer
|
||||
* @param len buffer长度
|
||||
* @param len buffer length
|
||||
* @param sSep 分隔符
|
||||
* @param sSep separator
|
||||
* @param lines 多少个字节换一行, 默认0表示不换行
|
||||
* @param lines The max number of bytes for oneline.By default, 0 means no new line.
|
||||
* @return 转换后的字符串
|
||||
* @return the converted string
|
||||
*/
|
||||
static string bin2str(const void *buf, size_t len, const string &sSep = "", size_t lines = 0);
|
||||
|
||||
/**
|
||||
* @brief 二进制数据转换成字符串.
|
||||
* @brief Convert binary data t0 string
|
||||
*
|
||||
* @param sBinData 二进制数据
|
||||
* @param sBinData binary data
|
||||
* @param sSep 分隔符
|
||||
* @param sSep separator
|
||||
* @param lines 多少个字节换一行, 默认0表示不换行
|
||||
* @param lines The max number of bytes for oneline.By default, 0 means no new line.
|
||||
* @return 转换后的字符串
|
||||
* @return the converted string
|
||||
*/
|
||||
static string bin2str(const string &sBinData, const string &sSep = "", size_t lines = 0);
|
||||
|
||||
/**
|
||||
* @brief 字符串转换成二进制.
|
||||
* @brief Convert string to binary
|
||||
*
|
||||
* @param psAsciiData 字符串
|
||||
* @param psAsciiData string
|
||||
* @param sBinData 二进制数据
|
||||
* @param sBinData binary data
|
||||
* @param iBinSize 需要转换的字符串长度
|
||||
* @param iBinSize the length of the string which needs to be converted.
|
||||
* @return 转换长度，小于等于0则表示失败
|
||||
* @return Conversion length, less than or equal to 0 means failure
|
||||
*/
|
||||
static int str2bin(const char *psAsciiData, unsigned char *sBinData, int iBinSize);
|
||||
|
||||
/**
|
||||
* @brief 字符串转换成二进制.
|
||||
* @brief convert string to binary
|
||||
*
|
||||
* @param sBinData 要转换的字符串
|
||||
* @param sBinData the string needs to be converted
|
||||
* @param sSep 分隔符
|
||||
* @param sSep separator
|
||||
* @param lines 多少个字节换一行, 默认0表示不换行
|
||||
* @param lines The max number of bytes for oneline.By default, 0 means no new line.
|
||||
* @return 转换后的二进制数据
|
||||
* @return the converted binary data
|
||||
*/
|
||||
static string str2bin(const string &sBinData, const string &sSep = "", size_t lines = 0);
|
||||
|
||||
/**
|
||||
* @brief 替换字符串.
|
||||
* @brief replace string
|
||||
*
|
||||
* @param sString 输入字符串
|
||||
* @param sString input string
|
||||
* @param sSrc 原字符串
|
||||
* @param sSrc the original string
|
||||
* @param sDest 目的字符串
|
||||
* @param sDest the target string
|
||||
* @return string 替换后的字符串
|
||||
* @return string the converted string
|
||||
*/
|
||||
static string replace(const string &sString, const string &sSrc, const string &sDest);
|
||||
|
||||
/**
|
||||
* @brief 批量替换字符串.
|
||||
* @brief Batch replace string.
|
||||
*
|
||||
* @param sString 输入字符串
|
||||
* @param sString input string
|
||||
* @param mSrcDest map<原字符串,目的字符串>
|
||||
* @param mSrcDest map<original,target>
|
||||
* @return string 替换后的字符串
|
||||
* @return string the converted string
|
||||
*/
|
||||
static string replace(const string &sString, const map<string, string>& mSrcDest);
|
||||
|
||||
/**
|
||||
* @brief 匹配以.分隔的字符串，pat中*则代表通配符，代表非空的任何字符串
|
||||
* s为空, 返回false ，pat为空, 返回true
|
||||
* @brief Match string separated by '.' And '*' in pat represents wildcard which represents any string that is not empty.
|
||||
* If s is empty, return false. If pat is empty, return true.
|
||||
* @param s 普通字符串
|
||||
* @param s normal string
|
||||
* @param pat 带*则被匹配的字符串，用来匹配ip地址
|
||||
* @param pat string matched with * to match IP address
|
||||
* @return 是否匹配成功
|
||||
* @return whether they matches or not
|
||||
*/
|
||||
static bool matchPeriod(const string& s, const string& pat);
|
||||
|
||||
/**
|
||||
* @brief 匹配以.分隔的字符串.
|
||||
* @brief Match strings separated by '.'
|
||||
*
|
||||
* @param s 普通字符串
|
||||
* @param s normal string
|
||||
* @param pat vector中的每个元素都是带*则被匹配的字符串，用来匹配ip地址
|
||||
* @param pat each elment in this vector means string matched with * to match IP address
|
||||
* @return 是否匹配成功
|
||||
* @return whether they matches or not
|
||||
*/
|
||||
static bool matchPeriod(const string& s, const vector<string>& pat);
|
||||
|
||||
/**
|
||||
* @brief 判断一个数是否为素数.
|
||||
*
|
||||
* @brief Determine whether a number is prime or not
|
||||
* @param n 需要被判断的数据
|
||||
* @param n the data needs to be determined
|
||||
* @return true代表是素数，false表示非素数
|
||||
* @return true for prime , false for non prime
|
||||
*/
|
||||
static bool isPrimeNumber(size_t n);
|
||||
|
||||
@ -505,13 +672,17 @@ public:
|
||||
|
||||
/**
|
||||
* @brief 忽略管道异常
|
||||
* @brief Ignore pipe exceptions
|
||||
*/
|
||||
static void ignorePipe();
|
||||
|
||||
/**
|
||||
* @brief 生成基于16进制字符的随机串
|
||||
* @brief Generating random strings based on hexadecimal characters.
|
||||
* @param p 存储随机字符串
|
||||
* @param p store random string
|
||||
* @param len 字符串大小
|
||||
* @param len string length
|
||||
*/
|
||||
static void getRandomHexChars(char* p, unsigned int len);
|
||||
|
||||
@ -519,23 +690,32 @@ public:
|
||||
|
||||
/**
|
||||
* @brief 将一个string类型转成一个字节 .
|
||||
* @brief Convert a string type to a byte .
|
||||
*
|
||||
* @param sWhat 要转换的字符串
|
||||
* @param sWhat the string which needs to be converted
|
||||
* @return char 转换后的字节
|
||||
* @return char the converted byte
|
||||
*/
|
||||
static char x2c(const string &sWhat);
|
||||
|
||||
/**
|
||||
* @brief 大小字符串换成字节数，支持K, M, G两种 例如: 1K, 3M, 4G, 4.5M, 2.3G
|
||||
* @brief The string can be changed into bytes. It supports two kinds of K, M and G, such as 1K, 3M, 4G, 4.5M and 2.3G
|
||||
* @param s 要转换的字符串
|
||||
* @param s the string which needs to be converted
|
||||
* @param iDefaultSize 格式错误时, 缺省的大小
|
||||
* @param iDefaultSize the default size in case of format error
|
||||
* @return 字节数
|
||||
* @return Bytes
|
||||
*/
|
||||
static size_t toSize(const string &s, size_t iDefaultSize);
|
||||
|
||||
/**
|
||||
* @brief 获取主机名称.
|
||||
* @brief Get machine name
|
||||
* @return string 主机名，失败是返回空
|
||||
* @return string machine name. if failed returns null
|
||||
*/
|
||||
static string getHostName();
|
||||
|
||||
|
||||
Loading…
Reference in New Issue
Block a user