综合评估功能调整

pqs-harmonic/harmonic-boot/src/main/java/com/njcn/harmonic/util/TimeUtil.java

@@ -0,0 +1,67 @@
+package com.njcn.harmonic.util;
+
+import java.text.SimpleDateFormat;
+import java.time.LocalDate;
+import java.time.Year;
+import java.time.YearMonth;
+import java.util.ArrayList;
+import java.util.Calendar;
+import java.util.Date;
+import java.util.List;
+
+public class TimeUtil {
+
+    /**
+     * 根据传入的月份数获取时间集合
+     * @param month
+     * @return
+     */
+    public static List<YearMonth> getLastThreeMonth(int month) {
+        //按月获取时间集合
+        LocalDate currentDate = LocalDate.now();
+        int currentYear = currentDate.getYear();
+        LocalDate beginDay = LocalDate.of(currentYear, 1, 1);
+        List<YearMonth> monthList = getMonthsBetween(beginDay,currentDate);
+        if (monthList.size() > month) {
+            monthList = monthList.subList(monthList.size() - month,monthList.size());
+        }
+        return monthList;
+    }
+
+    public static List<YearMonth> getMonthsBetween(LocalDate startDate, LocalDate endDate) {
+        List<YearMonth> months = new ArrayList<>();
+        YearMonth currentMonth = YearMonth.from(startDate);
+        YearMonth endMonth = YearMonth.from(endDate);
+        while (!currentMonth.isAfter(endMonth)) {
+            months.add(currentMonth);
+            currentMonth = currentMonth.plusMonths(1);
+        }
+        return months;
+    }
+
+    public static List<Integer> getLastFiveYear(int year) {
+        List<Integer> yearList = new ArrayList<>();
+        LocalDate currentDate = LocalDate.now();
+        int currentYear = currentDate.getYear();
+        for (int i = year; i >= 0; i--) {
+            yearList.add(currentYear - i);
+        }
+        return yearList;
+    }
+
+    public static String getYearFirst(int year){
+        Calendar calendar = Calendar.getInstance();
+        calendar.clear();
+        calendar.set(Calendar.YEAR, year);
+        Date currYearFirst = calendar.getTime();
+        return new SimpleDateFormat("yyyy-MM-dd").format(currYearFirst);
+    }
+
+    public static String getYearLast(int year){
+        Calendar calendar = Calendar.getInstance();
+        calendar.clear();
+        calendar.set(Calendar.YEAR, year);
+        calendar.roll(Calendar.DAY_OF_YEAR, -1);
+        return new SimpleDateFormat("yyyy-MM-dd").format(calendar.getTime());
+    }
+}