Java自编 ip代理池（二）

/**

* 计算两个日期之间相差的天数

* @param date1

* start

* @param date2

* end

* @return

public static int daysBetween(Date date1, Date date2) {

Calendar cal = Calendar.getInstance();

cal.setTime(date1);

long time1 = cal.getTimeInMillis();

cal.setTime(date2);

long time2 = cal.getTimeInMillis();

long between_days = (time2 - time1) / (1000 * 3600 * 24);

return Integer.parseInt(String.valueOf(between_days));

}

/**

* 计算两个日期之间相差的月数 ,请用后面参数-前面参数

* @param date1

* @param date2

* @return

public static int MonthsBetween(Date date1, Date date2) {

Calendar cal = Calendar.getInstance();

cal.setTime(date1);

int year1 = cal.get(Calendar.YEAR);

int month1 = cal.get(Calendar.MONTH);

cal.setTime(date2);

int year2 = cal.get(Calendar.YEAR);

int month2 = cal.get(Calendar.MONTH);

int m = (year2 - year1) * 12 + (month2 - month1);

return m;

}

/**

* 计算开始时间到月末与结束时间到月初之和

* @param StarDate

* @param EndDate

* @return day

public static int getDayByStarDateEndDate(Date StarDate, Date EndDate) {

int dayStar = daysBetween(StarDate, getFirstDateOfNextMonth(StarDate));

int dayEnd = daysBetween(getFirstDateOfCurrentMonth(EndDate), EndDate);

int day = dayStar + dayEnd;

if (day > 30) {

day = 30;

}

return day;

}

/**

* 计算两个相同天相差的天数

* @param date1

* @param date2

* @return

public static int DaysBetween(Date date1, Date date2) {

Calendar cal = Calendar.getInstance();

cal.setTime(date1);

int day1 = cal.get(Calendar.DATE);

cal.setTime(date2);

int day2 = cal.get(Calendar.DATE);

int d = day2 - day1;

if (d > 30) {

d = 30;

}

if (d < -30) {

d = -30;

}

return d;

}

/**

* 判断两个日期是否为同月

* @param date1

* @param date2

* @return

public static boolean booleanBetweenDate(Date date1, Date date2) {

boolean falg = false;

Calendar cal = Calendar.getInstance();

cal.setTime(date1);

int month1 = cal.get(Calendar.MONTH);

cal.setTime(date2);

int month2 = cal.get(Calendar.MONTH);

int m = month2 - month1;

if (m == 0) {

falg = true;

}

return falg;

}

/**

* 计算两个相同月相差的天数

* @param date1

* @param date2

* @return

public static int MonthCountBetween(Date date1, Date date2) {

Calendar cal = Calendar.getInstance();

cal.setTime(date1);

int year1 = cal.get(Calendar.YEAR);

int month1 = cal.get(Calendar.MONTH);

cal.setTime(date2);

int year2 = cal.get(Calendar.YEAR);

int month2 = cal.get(Calendar.MONTH);

int m = month2 - month1;

int y = year2 - year1;

return y * 12 + m;

}

public static Date getDateBeforTwelveMonth() {

Calendar cal = Calendar.getInstance();

cal.set(Calendar.DAY_OF_MONTH, 1);

cal.set(Calendar.HOUR_OF_DAY, 0);

cal.set(Calendar.MINUTE, 0);

cal.set(Calendar.SECOND, 0);

cal.add(Calendar.MONTH, -12);

return cal.getTime();

}

/**

* 传入时间字符串,加一天后返回Date

* @param date

* 时间格式 YYYY-MM-DD

* @return

public static Date addDate(String date) {

if (date == null)

return null;

Date tmpDate = parse(date, DATE_PATTERN_DEFAULT);

Calendar cal = Calendar.getInstance();

cal.setTime(tmpDate);

cal.add(Calendar.DAY_OF_MONTH, 1);

return cal.getTime();

}

/**

* 得到某个日期的星期

* @param dt

* @return Day of the week (0 - sunday)

public static int getWeekOfDate(Date dt) {

Calendar cal = Calendar.getInstance();

cal.setTime(dt);

int w = cal.get(Calendar.DAY_OF_WEEK) - 1;

if (w < 0)

w = 0;

return w;

}

/**

* 得某(月，季度，上半年，下半年，全年)第1天日期

public static Date getCurrentMonFirstDate(int month) {

Calendar cal = Calendar.getInstance();

if (month == 13) {

cal.setTime(now());

cal.set(Calendar.DAY_OF_YEAR, 1);

} else if (month == 14 || month == 17) {

cal.set(Calendar.MONTH, 5);

cal.set(Calendar.DATE, 1);

} else if (month == 15 || month == 19) {

cal.set(Calendar.MONTH, 11);

cal.set(Calendar.DATE, 1);

} else if (month == 16) {

cal.set(Calendar.MONTH, 2);

cal.set(Calendar.DATE, 1);

} else if (month == 18) {

cal.set(Calendar.MONTH, 8);

cal.set(Calendar.DATE, 1);

} else {

cal.set(Calendar.MONTH, (month - 1));

cal.set(Calendar.DATE, 1);

}

return cal.getTime();

}

/**

* 得某(月，季度，上半年，下半年，全年)最后1天日期

public static Date getCurrentMouLastDate(int month) {

Calendar cal = Calendar.getInstance();

if (month == 13) {

cal.setTime(now());

cal.set(Calendar.DAY_OF_YEAR, 1);

cal.roll(Calendar.DAY_OF_YEAR, -1);

} else if (month == 14 || month == 17) {

cal.set(Calendar.MONTH, 5);

cal.set(Calendar.DATE, 1);

cal.roll(Calendar.DATE, -1);

} else if (month == 15 || month == 19) {

cal.set(Calendar.MONTH, 11);

cal.set(Calendar.DATE, 1);

cal.roll(Calendar.DATE, -1);

} else if (month == 16) {

cal.set(Calendar.MONTH, 2);

cal.set(Calendar.DATE, 1);

cal.roll(Calendar.DATE, -1);

} else if (month == 18) {

cal.set(Calendar.MONTH, 8);

cal.set(Calendar.DATE, 1);

cal.roll(Calendar.DATE, -1);

} else {

cal.set(Calendar.MONTH, (month - 1));

cal.set(Calendar.DATE, 1);

cal.roll(Calendar.DATE, -1);

}

return cal.getTime();

}

/**

* 得到当月前几个月的列表 yyyy-mm-01

* @return

public static List<String> getBeforeMonth(int number) {

List<String> list = new ArrayList<String>();

Calendar cal = Calendar.getInstance();

int month = cal.get(Calendar.MONTH);

int year = cal.get(Calendar.YEAR);

for (int i = 0; i < number; i++) {

String yearMonth = new String();

yearMonth = year + "-" + (month + 1);

list.add(yearMonth);

if (month == 0) {

year--;

month = 11;

cal.set(Calendar.YEAR, year);

cal.set(Calendar.MONTH, month);

} else {

month--;

cal.set(Calendar.MONTH, month);

}

return list;

}

/**

* 查出某月的最后一天

* @param date

* Date

* @return lastDayofMonthStr

public static String getLastDayofMonth(Date date) {

Calendar cal = Calendar.getInstance();

cal.setTime(date);

int month = cal.get(Calendar.MONTH) + 1;

cal.set(Calendar.MONTH, month);

cal.set(Calendar.DAY_OF_MONTH, 1);

long lastTime = cal.getTimeInMillis() - (1000 * 3600 * 24);

cal.setTimeInMillis(lastTime);

return format(cal.getTime(), DATE_PATTERN_DEFAULT);

}

/**

* 查出上月的最后一天

* @param date

* Date

* @return lastDayofMonthStr

public static String getLastDayofMonthBeforeDate(Date date) {

if (date == null) {

date = now();

}

Calendar cal = Calendar.getInstance();

cal.setTime(date);

int month = cal.get(Calendar.MONTH);

cal.set(Calendar.MONTH, month);

cal.set(Calendar.DAY_OF_MONTH, 1);

long lastTime = cal.getTimeInMillis() - (1000 * 3600 * 24);

cal.setTimeInMillis(lastTime);

return format(cal.getTime(), DATE_PATTERN_DEFAULT);

}

/**

* 返回当前日期

* @return Date

* */

public static Date getCurrentDate() {

return parseDate(formatDate(now()));

}

/**

* 返回当前日期

* @return Date

* */

public static String getCurrentDateStr() {

return format(getCurrentDate(), DATE_PATTERN_DEFAULT);

}

/**

* 返回当前日期

* @return Date

* */

public static String getCurrentDateStr2() {

return format(getCurrentDate(), TIME_PATTERN_DEFAULT);

}

/**

* 生成字符日期类型，无分隔符

* @param date

* @param days

* @return

public static String parseDate(Date date) {

String name = "";

Calendar cal = Calendar.getInstance();

cal.setTime(date);

Integer year = cal.get(Calendar.YEAR);

Integer month = cal.get(Calendar.MONTH) + 1;

Integer day = cal.get(Calendar.DATE);

String syear = year.toString();

String smonth;

String sday;

if (month.intValue() < 10)

smonth = "0" + month.toString();

else

smonth = month.toString();

if (day.intValue() < 10)

sday = "0" + day.toString();

else

sday = day.toString();

name = syear + smonth + sday;

return name;

}

/**

* 根据指定日期月份加n且取下个月,得到个新日期

* @param date

* @return date

public static Date getDateForMonthAddNew(java.util.Date date, int month) {

java.util.Calendar c = java.util.Calendar.getInstance();

c.setTime(date);

c.set(c.get(java.util.Calendar.YEAR), c.get(java.util.Calendar.MONTH)

+ month, c.get(java.util.Calendar.DATE));

Date nextDate = c.getTime();

return nextDate;

}

/**

* 得到某天当月第一天日期

* @param dateOfMonth

* @return

public static Date getFirstDateOfCurrentMonth(Date dateOfMonth) {

Calendar cal = Calendar.getInstance();

cal.setTime(dateOfMonth);

cal.set(Calendar.DAY_OF_MONTH, 1);

return parseDate(format(cal.getTime(), DATE_PATTERN_DEFAULT));

}

/**

* 得到某天当月某一天号

* @param dateOfMonth

* @param theDay

* 到某天

* @return

public static Date getTheDateOfCurrentMonth(Date dateOfMonth, int theDay) {

Calendar cal = Calendar.getInstance();

cal.setTime(dateOfMonth);

cal.set(Calendar.DAY_OF_MONTH, theDay);

return parseDate(format(cal.getTime(), DATE_PATTERN_DEFAULT));

}

/**

* 得到某天下个月第一天日期

* @param dateOfMonth

* @return

public static Date getFirstDateOfNextMonth(Date dateOfMonth) {

Calendar cal = Calendar.getInstance();

cal.setTime(dateOfMonth);

int month = cal.get(Calendar.MONTH);

cal.set(Calendar.MONTH, month + 1);

cal.set(Calendar.DAY_OF_MONTH, 1);

return parseDate(format(cal.getTime(), DATE_PATTERN_DEFAULT));

}

/**

* 得到某天下下个月第一天日期

* @param dateOfMonth

* @return

public static Date getFirstDateOfNextTwoMonth(Date dateOfMonth) {

Calendar cal = Calendar.getInstance();

cal.setTime(dateOfMonth);

int month = cal.get(Calendar.MONTH);

cal.set(Calendar.MONTH, month + 2);

cal.set(Calendar.DAY_OF_MONTH, 1);

return parseDate(format(cal.getTime(), DATE_PATTERN_DEFAULT));

}

/**

* 取得某日m个月后得日子

* @param beforeDate

* @param m

* @return afterDate

public static Date getDateAfterCountMonth(Date beforeDate, int m) {

Calendar cal = Calendar.getInstance();

cal.setTime(beforeDate);

int month = cal.get(Calendar.MONTH);

cal.set(Calendar.MONTH, month + m);

return parseDate(format(cal.getTime(), DATE_PATTERN_DEFAULT));

}

/**

* 取得某日m个月后得日子(改进版)

* @param beforeDate

* @param m

* @return afterDate

public static Date getDateAfterCountMonthByCal(Date beforeDate, int m) {

Calendar cal = Calendar.getInstance();

cal.setTime(beforeDate);

int month = cal.get(Calendar.MONTH);

int day = cal.get(Calendar.DAY_OF_MONTH);

// 判断是否为月末

boolean isLastDay = isLastDayOfMonth(beforeDate);

if (isLastDay) {

// 是返回m+1个月初

cal.set(Calendar.MONTH, month + m + 1);

cal.set(Calendar.DAY_OF_MONTH, 1);

return parseDate(format(cal.getTime(), DATE_PATTERN_DEFAULT));

} else {

// 否

cal.set(Calendar.MONTH, month + m);

Date newDate = parseDate(format(cal.getTime(), DATE_PATTERN_DEFAULT));

Calendar newCal = Calendar.getInstance();

newCal.setTime(newDate);

int newDay = newCal.get(Calendar.DAY_OF_MONTH);

// 判断 m 个后,相同号是否存在，如1月30日之后的1个月没有30日

if (newDay == day) {

// 如果存在，直接返回

return newDate;

} else {

// 如果不存在，说明已经被推到下个月了（3月2日），直接该月初,如3月1日

return getFirstDateOfCurrentMonth(newDate);

}

/**

* 取得某日m个月前得日子

* @param beforeDate

* @param m

* @return afterDate

public static Date getDateBeforeCountMonth(Date beforeDate, int m) {

Calendar cal = Calendar.getInstance();

cal.setTime(beforeDate);

int month = cal.get(Calendar.MONTH);

cal.set(Calendar.MONTH, month - m);

return parseDate(format(cal.getTime(), DATE_PATTERN_DEFAULT));

}

/**

* 取得某年第1天时期

* @param

* @return startDate

public static String getDateStratYearMonthDay() {

Calendar cal = Calendar.getInstance();

cal.setTime(now());

cal.set(Calendar.DAY_OF_YEAR, 1);

return format(cal.getTime(), DATE_PATTERN_DEFAULT);

}

/**

* 取得某年下一年第1天时期

* @param

* @return endDate

public static String getDateNextYearMonthDay() {

Calendar cal = Calendar.getInstance();

cal.setTime(now());

int year = cal.get(Calendar.YEAR);

cal.set(Calendar.YEAR, year + 1);

cal.set(Calendar.DAY_OF_YEAR, 1);

return format(cal.getTime(), DATE_PATTERN_DEFAULT);

}

/**

* 根据计算日期，取得下个季度的第一天

* @param date

* @return

public static Date getFirstDateOfNextSeason(Date date) {

Calendar cal = Calendar.getInstance();

cal.setTime(date);

int month = cal.get(Calendar.MONTH);

int year = cal.get(Calendar.YEAR);

int returnMonth = 0;

int returnYear = year;

switch (month) {

case 0:

returnMonth = 3;

break;

case 1:

returnMonth = 3;

break;

case 2:

returnMonth = 3;

break;

case 3:

returnMonth = 6;

break;

case 4:

returnMonth = 6;

break;

case 5:

returnMonth = 6;

break;

case 6:

returnMonth = 9;

break;

case 7:

returnMonth = 9;

break;

case 8:

returnMonth = 9;

break;

case 9:

returnMonth = 0;

returnYear = year + 1;

break;

case 10:

returnMonth = 0;

returnYear = year + 1;

break;

case 11:

returnMonth = 0;

returnYear = year + 1;

break;

}

cal.set(Calendar.MONTH, returnMonth);

cal.set(Calendar.YEAR, returnYear);

cal.set(Calendar.DATE, 1);

return parseDate(format(cal.getTime(), DATE_PATTERN_DEFAULT));

}

/**

* 得到某天的上一年的同天日期

* @param dateOfMonth

* @return

public static Date getDateOfPreviousYear(Date date) {

Calendar cal = Calendar.getInstance();

cal.setTime(date);

int year = cal.get(Calendar.YEAR);

cal.set(Calendar.YEAR, year - 1);

return parseDate(format(cal.getTime(), DATE_PATTERN_DEFAULT));

}

/**

* 得到某天的年初日期

* @param dateOfMonth

* @return

public static Date getFirstYearDate(Date date) {

Calendar cal = Calendar.getInstance();

cal.setTime(date);

cal.set(Calendar.MONTH, 0);

cal.set(Calendar.DATE, 1);

return parseDate(format(cal.getTime(), DATE_PATTERN_DEFAULT));

}

/**

* 取得上个月的同天日期

public static Date getDateOfPreviousMonth(Date date) {

Calendar cal = Calendar.getInstance();

cal.setTime(date);

int month = cal.get(Calendar.MONTH);

cal.set(Calendar.MONTH, month - 1);

cal.set(Calendar.DATE, 1);

return parseDate(format(cal.getTime(), DATE_PATTERN_DEFAULT));

}

/**

* 判断给定日期是否为月末的一天

* @param date

* @return true:是|false:不是

public static boolean isLastDayOfMonth(Date date) {

Calendar calendar = Calendar.getInstance();

calendar.setTime(date);

calendar.set(Calendar.DATE, (calendar.get(Calendar.DATE) + 1));

if (calendar.get(Calendar.DAY_OF_MONTH) == 1) {

return true;

}

return false;

}

/**

* 判断是否月初

* @param date

* @return

public static boolean isFirstDayOfMonth(Date date) {

Calendar calendar = Calendar.getInstance();

calendar.setTime(date);

if (calendar.get(Calendar.DAY_OF_MONTH) == 1) {

return true;

}

return false;

}

/**

* yyyy-MM-dd HH-mm-ss

* @return

/**

* 取得某日m个月后月初的日子

* @param beforeDate

* @param m

* @return afterDate

public static Date getBeginDateAfterCountMonth(Date beforeDate, int m) {

Calendar cal = Calendar.getInstance();

cal.setTime(beforeDate);

int month = cal.get(Calendar.MONTH);

cal.set(Calendar.MONTH, month + m);

cal.set(Calendar.DATE, 1);

return parseDate(format(cal.getTime(), DATE_PATTERN_DEFAULT));

}

public static String getDateMinute() {

return nowString(TIME_PATTERN);

}

/**

* 取得当前日期的下季度第一天

* @param args

public static Date getNextQuarterFirst(Date nowDate) {

Calendar cal = Calendar.getInstance();

cal.setTime(nowDate);

int month = cal.get(Calendar.MONTH);

int times = 3 - month % 3;

return getDateAfterCountMonth(nowDate, times);

}

/**

* @Description TODO(获取当天剩余分钟数)

* @Author lvhaosir 2019/2/14 19:19

* @Param

* @return

public static long getDayRemaining(String claimGoodTime) {

// 传入的时间为 YYYY-MM-dd 需改变为 yyyyMMdd

claimGoodTime = claimGoodTime.replaceAll("-","");

// 使用预定的日期+ 235959 减去当前时间

String newYmd = claimGoodTime + "235959";

String ymdhms = DateUtil.formatTimeTargetStr(new Date());

System.out.println(ymdhms);

System.out.println(" 净菜自提预定时间 >>> "+newYmd);

System.out.println(" 净菜自提当前时间 >>> "+ymdhms);

// 预定时间

Date newYmdData = DateUtil.parse(newYmd, "yyyyMMddHHmmss");

Date ymdhmsData = DateUtil.parse(ymdhms, "yyyyMMddHHmmss");

long diff = newYmdData.getTime() - ymdhmsData.getTime();

long days = diff / (1000 * 60 * 60 * 24);

long hours = (diff-days*(1000 * 60 * 60 * 24))/(1000* 60 * 60);

long minutes = (diff-days*(1000 * 60 * 60 * 24)-hours*(1000* 60 * 60))/(1000* 60);

System.out.println(""+days+"天"+hours+"小时"+minutes+"分");

long time = hours * 60 + minutes;

System.out.println(time);

return time;

}

/**

* @Description TODO(获取传入时间与当前时间相差的小时数)

* @Author lvhaosir 2019/4/2 17:43

* @param startTime

public static long getDayRemainHours(Timestamp startTime) {

// System.out.println(" 传入的时间为 >>> "+startTime);

Timestamp nowTimestamp = DateUtil.nowTimestamp();

// System.out.println(" 当前时间为 >>> "+nowTimestamp);

// 预定时间

long diff = startTime.getTime() - nowTimestamp.getTime();

if (diff > 0) {

long days = diff / (1000 * 60 * 60 * 24);

long hours = (diff-days*(1000 * 60 * 60 * 24))/(1000* 60 * 60);

return hours;

}

// long minutes = (diff-days*(1000 * 60 * 60 * 24)-hours*(1000* 60 * 60))/(1000* 60);

// System.out.println(""+days+"天"+hours+"小时"+minutes+"分");

// long time = hours * 60 + minutes;

// System.out.println(time);

return -1;

}

/*public static void main(String[] args) {

String offWorkDate = "2019-03-15-00:00";

System.out.println(offWorkDate.substring(0,10));

}*/

public static List<String> getResultTableName(Date date1, Date date2) {

List<String> list = new ArrayList<String>();

int daysBetween = daysBetween(date1, date2);

if (daysBetween < 0) {

return list;

}

Calendar cal = Calendar.getInstance();

cal.setTime(date1);

int month = cal.get(Calendar.MONTH) + 1;

int year = cal.get(Calendar.YEAR);

String result = "";

//判断两个日期是否为同月,如果是直接返回当前月。

boolean b = booleanBetweenDate(date1, date2);

if (b) {

if (month < 10) {

result = "" + year + 0 + month;

} else {

result = "" + year + month;

}

list.add(result);

return list;

}

int MonthsBetween = MonthsBetween(date1, date2);

Calendar cal2 = Calendar.getInstance();

cal2.setTime(date2);

for (int i = 0; i <= MonthsBetween; i++) {

if (month <= 12) {

if ((month + i) < 10) {

result = "" + year + 0 + (month + i);

} else {

result = "" + year + (month + i);

}

} else {

if ((month + i - 12) < 10) {

result = "" + (year + 1) + (month + i - 12);

} else {

result = "" + (year + 1) + (month + i - 12);

}

list.add(result);

}

return list;

}

/**

* 得到当天的后二天的日期

* @param day

* @return

public static String getCurrentDateAfterDay(int day) {

Calendar cal = Calendar.getInstance();

long lastTime = cal.getTimeInMillis() + (1000 * 3600 * 24 * day);

cal.setTimeInMillis(lastTime);

return format(cal.getTime(), DATE_PATTERN_DEFAULT);

}

/**

* 获取当前系统时间的星期数。

* <p>

* 结果显示格式根据系统语言环境确定，如zh_CN时显示为星期一

* </p>

* @return

public static String getLocaleDayOfWeek() {

Locale usersLocale = Locale.getDefault();

DateFormatSymbols dfs = new DateFormatSymbols(usersLocale);

String weekdays[] = dfs.getWeekdays();

return weekdays[Calendar.getInstance().get(Calendar.DAY_OF_WEEK)];

}

/**

* 获取友好时间

* @param datetime 格式：2012-8-21 17:53:20

* @return

public static String getFriendTime(Date datetime) { // 传入的时间格式必须类似于2012-8-21 17:53:20这样的格式

if(datetime == null){

return "";

}

String interval = null;

Date d1 = datetime;

// 用现在距离1970年的时间间隔new

// Date().getTime()减去以前的时间距离1970年的时间间隔d1.getTime()得出的就是以前的时间与现在时间的时间间隔

long time = new Date().getTime() - d1.getTime();// 得出的时间间隔是毫秒

if (time / 1000 < 10 && time / 1000 >= 0) {

// 如果时间间隔小于10秒则显示“刚刚”time/10得出的时间间隔的单位是秒

interval = "刚刚";

return interval;

} else if (time / 1000 < 60 && time / 1000 > 0) {

// 如果时间间隔小于60秒则显示多少秒前

int se = (int) ((time % 60000) / 1000);

interval = se + "秒前";

return interval;

} else if (time / 60000 < 60 && time / 60000 > 0) {

// 如果时间间隔小于60分钟则显示多少分钟前

int m = (int) ((time % 3600000) / 60000);// 得出的时间间隔的单位是分钟

interval = m + "分钟前";

return interval;

} else if (time / 3600000 < 24 && time / 3600000 >= 0) {

// 如果时间间隔小于24小时则显示多少小时前

int h = (int) (time / 3600000);// 得出的时间间隔的单位是小时

interval = h + "小时前";

return interval;

} else if (time / 3600000 >= 24 && time / 3600000 < 48) {

// 如果时间间隔大于24个小时，小于48个小时

interval = "昨天";

return interval;

} else if (time / 3600000 >= 48 && time / 3600000 < 72) {

// 如果时间间隔大于48个小时，小于72个小时

interval = "前天";

return interval;

} else {

// 大于24小时，则显示正常的时间，但是不显示秒

SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd");

interval = sdf.format(datetime);

return interval;

}

public static String strToDateFormat(String date,String strPattern,String toPattern) throws ParseException {

SimpleDateFormat formatter = new SimpleDateFormat(strPattern);

Date newDate= formatter.parse(date);

formatter = new SimpleDateFormat(toPattern);

return formatter.format(newDate);

}

/**

* 计算两个日期之间相差的分钟数 (向上取整的整数),请用后面参数-前面参数

* @param befDate

* @param aftDate

* @return min

public static int minsBetween(Date befDate, Date aftDate) {

long befTime = befDate.getTime();

long aftTime = aftDate.getTime();

int mins = (int)Math.ceil((aftTime-befTime)/(60*1000.0));

return mins;

}

//取得一个月的第一天

public static String getFirstDay(Date d) {

Calendar c = Calendar.getInstance();

c.setTime(d);

c.set(Calendar.DAY_OF_MONTH, 1);

SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd");

return sdf.format(c.getTime());

}

/**

* 将Date类转换为XMLGregorianCalendar

* @param date

* @return

public static XMLGregorianCalendar dateToXmlDate(Date date){

Calendar cal = Calendar.getInstance();

cal.setTime(date);

DatatypeFactory dtf = null;

try {

dtf = DatatypeFactory.newInstance();

} catch (DatatypeConfigurationException e) {

}

XMLGregorianCalendar dateType = dtf.newXMLGregorianCalendar();

dateType.setYear(cal.get(Calendar.YEAR));

//由于Calendar.MONTH取值范围为0~11,需要加1

dateType.setMonth(cal.get(Calendar.MONTH)+1);

dateType.setDay(cal.get(Calendar.DAY_OF_MONTH));

dateType.setHour(cal.get(Calendar.HOUR_OF_DAY));

dateType.setMinute(cal.get(Calendar.MINUTE));

dateType.setSecond(cal.get(Calendar.SECOND));

return dateType;

}

/**

* 将XMLGregorianCalendar转换为Date

* @param cal

* @return

public static Timestamp xmlDate2Date(XMLGregorianCalendar cal){

return new Timestamp(cal.toGregorianCalendar().getTime().getTime());

}

/**

* 获取包含任意时间的星期一和星期天的日期

* @param d

* @return

public static Map<String, Object> getWeekday(Date d) {

SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd"); // 设置时间格式

Calendar cal = Calendar.getInstance();

cal.setTime(d);

// 判断要计算的日期是否是周日，如果是则减一天计算周六的，否则会出问题，计算到下一周去了

int dayWeek = cal.get(Calendar.DAY_OF_WEEK);// 获得当前日期是一个星期的第几天

if (1 == dayWeek) {

cal.add(Calendar.DAY_OF_MONTH, -1);

}

cal.setFirstDayOfWeek(Calendar.MONDAY);// 设置一个星期的第一天，按中国的习惯一个星期的第一天是星期一

int day = cal.get(Calendar.DAY_OF_WEEK);// 获得当前日期是一个星期的第几天

cal.add(Calendar.DATE, cal.getFirstDayOfWeek() - day);// 根据日历的规则，给当前日期减去星期几与一个星期第一天的差值

String monday = sdf.format(cal.getTime());

cal.add(Calendar.DATE, 6);

String sunday = sdf.format(cal.getTime());

Map<String, Object> weekday=new HashMap<>();

weekday.put("monday", monday);

weekday.put("sunday", sunday);

return weekday;

}

/**

* 某一月的天数

public static int whichMonth(String date) {

int days = 0;

if (date.equals(

(Calendar.getInstance().get(Calendar.YEAR) + "-" + (Calendar.getInstance().get(Calendar.MONTH) + 1))

.toString())) {

days = Calendar.getInstance().get(Calendar.DAY_OF_MONTH);

} else {

SimpleDateFormat sdf = new SimpleDateFormat("", Locale.ENGLISH);

sdf.applyPattern("yyyy-MM");

Calendar calendar = new GregorianCalendar();

try {

calendar.setTime(sdf.parse(date));

} catch (ParseException e) {

e.printStackTrace();

}

days = calendar.getActualMaximum(Calendar.DAY_OF_MONTH);

}

return days;

}

/**

* 查询所有时间、今天0、最近三天3、最近一周7、最近一月30

public static String queryDate(Integer days) {

SimpleDateFormat sdf=new SimpleDateFormat("yyyy-MM-dd");

Date date=new Date();

Calendar calendar = Calendar.getInstance();

calendar.setTime(date);

calendar.add(Calendar.DAY_OF_MONTH, -days);

date = calendar.getTime();

System.out.println(sdf.format(date));

return sdf.format(date);

}

/**

* 根据年月查询对应月的天数

* @param year

* @param month

* @return

public static int getDaysByYearMonth(int year, int month) {

Calendar a = Calendar.getInstance();

a.set(Calendar.YEAR, year);

a.set(Calendar.MONTH, month - 1);

a.set(Calendar.DATE, 1);

a.roll(Calendar.DATE, -1);

int maxDate = a.get(Calendar.DATE);

return maxDate;

}

/**

* 获取当月的天数

* */

public static int getCurrentMonthDay() {

Calendar a = Calendar.getInstance();

a.set(Calendar.DATE, 1);

a.roll(Calendar.DATE, -1);

int maxDate = a.get(Calendar.DATE);

return maxDate;

}

public static boolean isValidDate(String str) {

boolean convertSuccess = true;

// 指定日期格式为四位年/两位月份/两位日期，注意yyyy/MM/dd区分大小写；

SimpleDateFormat format = new SimpleDateFormat("yyyy-MM-dd");

try {

// 设置lenient为false. 否则SimpleDateFormat会比较宽松地验证日期，比如2007/02/29会被接受，并转换成2007/03/01

format.setLenient(false);

format.parse(str);

} catch (Exception e) {

// e.printStackTrace();

// 如果throw java.text.ParseException或者NullPointerException，就说明格式不对

convertSuccess = false;

}

return convertSuccess;

}

/**

* @Description TODO(获取下个月的时间，具体到秒)

* @Author lvhaosir 2019/3/29 17:04

* @param startTime

public static Timestamp getNextMonth(Timestamp startTime) {

String end1 = DateUtil.format(startTime, DateUtil.TIME_PATTERN_HHMMSS);

System.out.println(startTime);

Date dateAfterCountMonthByCal = DateUtil.getDateAfterCountMonthByCal(startTime, 1);

String start1 = DateUtil.format(dateAfterCountMonthByCal, DateUtil.DATE_PATTERN_DEFAULT);

StringBuilder sb = new StringBuilder(start1);

sb.append(" ");

sb.append(end1);

Timestamp endTime = DateUtil.parseTimestampDefault(sb.toString());

System.out.println(endTime);

return endTime;

}

/**

* 获取指定年月的最后一天

* @param year

* @param month

* @return

public static String getLastDayOfMonth(int year, int month) {

Calendar cal = Calendar.getInstance();

//设置年份

cal.set(Calendar.YEAR, year);

//设置月份

cal.set(Calendar.MONTH, month-1);

//获取某月最大天数

int lastDay = cal.getActualMaximum(Calendar.DATE);

//设置日历中月份的最大天数

cal.set(Calendar.DAY_OF_MONTH, lastDay);

//格式化日期

SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd");

return sdf.format(cal.getTime()) + " 23:59:59";

}

public static Timestamp getLastDayOfMonth(Timestamp timestamp) {

int year = timestamp.getYear()+1900;

int month = timestamp.getMonth() + 1;

String lastDayOfMonth = getLastDayOfMonth(year, month);

System.out.println(lastDayOfMonth);

return DateUtil.parseTimestampDefault(lastDayOfMonth);

}

对象池操作工具类

package com.sunshine.http_proxy.pool;

import com.sunshine.http_proxy.utils.HttpProxyConfig;

import org.apache.commons.pool.PoolableObjectFactory;

import org.apache.commons.pool.impl.GenericObjectPool;

import org.slf4j.Logger;

import org.slf4j.LoggerFactory;

/**

* 对象池操作操作工具

* @author xaingzi

@SuppressWarnings({ "unchecked", "rawtypes" })

public class ObjectPool {

public static Logger log = LoggerFactory.getLogger(ObjectPool.class);

private static ObjectPool objectPool;

private GenericObjectPool pool;

private ObjectPool() {}

private ObjectPool(Class cls, HttpProxyConfig httpProxyConfig) {

this.pool = new GenericObjectPool(new ObjectPoolFactory(cls, httpProxyConfig));

pool.setMaxActive(httpProxyConfig.getMaxActive());// 最大活动对象

pool.setMaxIdle(httpProxyConfig.getMaxIdle());// 最大空闲对象

pool.setMaxWait(httpProxyConfig.getMaxWait());// 最大等待时间

pool.setTestOnReturn(httpProxyConfig.isTestOnReturn());

pool.setTestOnBorrow(httpProxyConfig.isTestOnBorrow());

pool.setLifo(httpProxyConfig.isLifo());

pool.setTimeBetweenEvictionRunsMillis(httpProxyConfig.getTimeBetweenEvictionRunsMillis());

pool.setNumTestsPerEvictionRun(httpProxyConfig.getNumTestsPerEvictionRun());

pool.setTestWhileIdle(true);

}

public static ObjectPool getObjecPool(Class cls, HttpProxyConfig httpProxyConfig) {

if (objectPool == null) {

synchronized (ObjectPool.class) {

if (objectPool == null) {

objectPool = new ObjectPool(ProxyHost.class, httpProxyConfig);

}

return objectPool;

}

/**

* 创建对象

* @return

public void makeObject() {

try {

log.info("创建对象");

pool.addObject();

} catch (Exception e) {

// TODO Auto-generated catch block

e.printStackTrace();

}

/**

* 池中取出对象

* @param <T>

* @return

public <T> T borrowObject() {

T obj = null;

try {

obj = (T) pool.borrowObject();

log.info("获得对象");

} catch (Exception e) {

System.out.println(e);

}

return obj;

}

/**

* 对象放回池中

* @param obj

public void returnObject(Object obj) {

try {

pool.returnObject(obj);

log.info("返还对象");

} catch (Exception e) {

System.out.println(e);

}

/**

* 检测对象

* @param obj

* @return

public boolean validateObject(Object obj) {

try {

log.info("检测对象");

return ((PoolableObjectFactory) pool).validateObject(obj);

} catch (Exception e) {

System.out.println(e);

}

return false;

}

/**

* 销毁对象

* @param obj

public void destroyObject(Object obj) {

try {

pool.invalidateObject(obj);

log.info("销毁对象");

} catch (Exception e) {

System.out.println(e);

}

// 是否后进先出

public void setLifo(boolean bool) {

pool.setLifo(bool);

}

// 对象将在返回到后进行验证。

public void setTestOnReturn(boolean bool) {

pool.setTestOnReturn(bool);

}

// 是否在借用对象之前应该进行验证。

public void setTestOnBorrow(boolean bool) {

pool.setTestOnBorrow(bool);

}

// 返回最大活动对象

public int getMaxActive() {

return pool.getMaxActive();

}

// 返回最多可空闲对象

public int getMaxIdle() {

return pool.getMaxIdle();

}

// 返回当前在此对象池中休眠的对象的数目。

public int getNumIdle() {

return pool.getNumIdle();

}

// 返回已经从此对象池中借出的对象的总数

public int getNumActive() {

return pool.getNumActive();

}

// 将当前对象池与参数中给定的PoolableObjectFactory相关联。如果在当前状态下，无法完成这一操作，会有一个IllegalStateException异常抛出。

public void setFactory(PoolableObjectFactory factory) {

pool.setFactory(factory);

}

// 清空对象池，并销毁对象池中的所有对象

public void clear() {

pool.clear();

}

// 关闭对象池

public void close() {

try {

pool.close();

} catch (Exception e) {

e.printStackTrace();

}

对象池管理工厂

package com.sunshine.http_proxy.pool;

import java.lang.reflect.Method;

import java.util.Date;

import com.sunshine.http_proxy.HttpProxyClientLocat;

import com.sunshine.http_proxy.utils.HttpProxyConfig;

import org.apache.commons.pool.PoolableObjectFactory;

import org.slf4j.Logger;

import org.slf4j.LoggerFactory;

import com.alibaba.fastjson.JSON;

import com.alibaba.fastjson.JSONObject;

import com.sunshine.http_proxy.utils.DateUtil;

/**

* 对象池管理工厂

* @author xaingzi

@SuppressWarnings({"unchecked", "rawtypes" })

public class ObjectPoolFactory implements PoolableObjectFactory {

public static Logger log = LoggerFactory.getLogger(ObjectPoolFactory.class);

private Class cls;

private HttpProxyConfig httpProxyConfig;

private static final String INIT_METHOD = "clearObject";// 有状态对象恢复初始化的方法

public ObjectPoolFactory(Class cls, HttpProxyConfig httpProxyConfig) {

this.cls = cls;

this.httpProxyConfig = httpProxyConfig;

}

public void activateObject(Object arg0) throws Exception {

log.info("有状态对象恢复初始化");

try {

cls.getDeclaredMethod(INIT_METHOD).invoke(arg0);// 有状态对象恢复初始化

} catch (Exception e) {

}

public void destroyObject(Object arg0) throws Exception {

log.info("销毁要过期IP对象："+arg0.toString());

}

public Object makeObject() throws Exception {

synchronized (this){

JSONObject json = HttpProxyClientLocat.getHttpClientProxyIpZhiMa8(httpProxyConfig);

Object object = JSON.parseObject(json.getJSONArray("data").getJSONObject(0).toString(), cls);

log.info("创建新IP对象："+object.toString());

return object;

}

public void passivateObject(Object arg0) throws Exception {

}

public boolean validateObject(Object arg0) {

//log.info("验证对象："+arg0.toString());

try {

String fieldName = "expireTime";

String firstLetter = fieldName.substring(0, 1).toUpperCase();

String getter = "get" + firstLetter + fieldName.substring(1);

Method method = arg0.getClass().getMethod(getter, new Class[] {});

String value = (String) method.invoke(arg0, new Object[] {});

Date date = DateUtil.parse(value, DateUtil.TIME_PATTERN_DEFAULT);

log.info("距离截止有效期还剩：" + DateUtil.minsBetween(new Date(), date)+" 分钟");

if (DateUtil.minsBetween(new Date(), date) <= httpProxyConfig.getTestTime()) {

log.info(arg0.toString() + " 即将被销毁");

return false;

}

} catch (Exception e) {

log.error(e.toString());

}

return true;

}

好了，今天的分享就到这，有什么疑问可以留言讨论。。。

最后编辑于：2019.10.20 23:54:54

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