根据起始时间段,输出期间全部的财周

java 复制代码
import java.time.LocalDate;
import java.time.Month;
import java.util.Set;
import java.util.TreeSet;

public class FiscalWeek {

    private static String getFiscalWeek(LocalDate date) {
        int year = date.getYear();
        Month month = date.getMonth();

        // Determine the fiscal year
        String fiscalYear = String.valueOf(year);
        String fiscalYearShort = fiscalYear.substring(2);

        // Determine the fiscal quarter
        String quarter;
        LocalDate startOfQuarter;
        if (month.getValue() <= 3) {
            quarter = "Q1";
            startOfQuarter = LocalDate.of(year, Month.JANUARY, 1);
        } else if (month.getValue() <= 6) {
            quarter = "Q2";
            startOfQuarter = LocalDate.of(year, Month.APRIL, 1);
        } else if (month.getValue() <= 9) {
            quarter = "Q3";
            startOfQuarter = LocalDate.of(year, Month.JULY, 1);
        } else {
            quarter = "Q4";
            startOfQuarter = LocalDate.of(year, Month.OCTOBER, 1);
        }

        // Calculate the week number within the quarter
        int weekOfQuarter = (int) ((date.toEpochDay() - startOfQuarter.toEpochDay()) / 7) + 1;

        return String.format("FY%s%sW%d", fiscalYearShort, quarter, weekOfQuarter);
    }

    public static Set<String> getFiscalWeeksInRange(LocalDate startDate, LocalDate endDate) {
        Set<String> fiscalWeeks = new TreeSet<>();

        // Traverse through each date in the range
        LocalDate currentDate = startDate;
        while (!currentDate.isAfter(endDate)) {
            fiscalWeeks.add(getFiscalWeek(currentDate));
            currentDate = currentDate.plusWeeks(1);
        }

        return fiscalWeeks;
    }

    public static void main(String[] args) {
        LocalDate startDate = LocalDate.of(2024, 10, 1);
        LocalDate endDate = LocalDate.of(2024, 10, 30);
        Set<String> fiscalWeeks = getFiscalWeeksInRange(startDate, endDate);

        // Print all unique fiscal weeks
        for (String fiscalWeek : fiscalWeeks) {
            System.out.println(fiscalWeek);
        }
    }

}

输出结果:

相关推荐
iCxhust5 分钟前
c# U盘映像生成工具
开发语言·单片机·c#
yangzhi_emo44 分钟前
ES6笔记2
开发语言·前端·javascript
界面开发小八哥1 小时前
「Java EE开发指南」如何用MyEclipse创建一个WEB项目?(三)
java·ide·java-ee·myeclipse
idolyXyz1 小时前
[java: Cleaner]-一文述之
java
一碗谦谦粉1 小时前
Maven 依赖调解的两大原则
java·maven
emplace_back2 小时前
C# 集合表达式和展开运算符 (..) 详解
开发语言·windows·c#
jz_ddk2 小时前
[学习] C语言数学库函数背后的故事:`double erf(double x)`
c语言·开发语言·学习
萧曵 丶2 小时前
Rust 所有权系统:深入浅出指南
开发语言·后端·rust
netyeaxi2 小时前
Java:使用spring-boot + mybatis如何打印SQL日志?
java·spring·mybatis