From 2bff00bae9369d70d29acde8fea1fd8192ada033 Mon Sep 17 00:00:00 2001
From: 罗元桥 <2376770955@qq.com>
Date: 星期三, 16 六月 2021 20:14:39 +0800
Subject: [PATCH] Merge branch 'test_screen' into 'master'
---
springcloud_k8s_panzhihuazhihuishequ/common/src/main/java/com/panzhihua/common/utlis/DateUtils.java | 125 +++++++++++++++++++++++++++++++++++++++++
1 files changed, 125 insertions(+), 0 deletions(-)
diff --git a/springcloud_k8s_panzhihuazhihuishequ/common/src/main/java/com/panzhihua/common/utlis/DateUtils.java b/springcloud_k8s_panzhihuazhihuishequ/common/src/main/java/com/panzhihua/common/utlis/DateUtils.java
index e02a10e..d22cbce 100644
--- a/springcloud_k8s_panzhihuazhihuishequ/common/src/main/java/com/panzhihua/common/utlis/DateUtils.java
+++ b/springcloud_k8s_panzhihuazhihuishequ/common/src/main/java/com/panzhihua/common/utlis/DateUtils.java
@@ -2,6 +2,7 @@
import lombok.extern.slf4j.Slf4j;
+import java.text.DateFormat;
import java.text.ParseException;
import java.text.SimpleDateFormat;
import java.time.*;
@@ -594,14 +595,138 @@
}
}
+ /**
+ * 日期相加减
+ * @param time
+ * 时间字符串 yyyy-MM-dd HH:mm:ss
+ * @param num
+ * 加的数，-num就是减去
+ * @return
+ * 减去相应的数量的年的日期
+ * @throws ParseException
+ */
+ public static Date yearAddNum(Date time, Integer num) {
+ //SimpleDateFormat format = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
+ //Date date = format.parse(time);
+
+ Calendar calendar = Calendar.getInstance();
+ calendar.setTime(time);
+ calendar.add(Calendar.YEAR, num);
+ Date newTime = calendar.getTime();
+ return newTime;
+ }
+
+ public static boolean isValidDate(String str) {
+ boolean convertSuccess=true;
+ SimpleDateFormat format = new SimpleDateFormat("yyyy/MM/dd");
+ try {
+ format.setLenient(false);
+ format.parse(str);
+ } catch (ParseException e) {
+ convertSuccess=false;
+ }
+ return convertSuccess;
+ }
+
+ public static Date toValidDate(String str) {
+ Date date = null;
+ SimpleDateFormat format = new SimpleDateFormat("yyyy/MM/dd");
+ try {
+ format.setLenient(false);
+ date = format.parse(str);
+ } catch (ParseException e) {
+ log.error("党员导入日期格式错误");
+ date = new Date();
+ }
+ return date;
+ }
+
+
+ /**
+ * 将日期对象格式化成yyyy-MM-dd格式的字符串
+ *
+ * @param date 日期对象
+ * @return String
+ */
+ public static String getDateStringYMD(Date date) {
+
+ String dateString = "";
+ if (date != null) {
+ dateString = yyyyMMdd_format.format(date);
+ }
+ return dateString;
+ }
+
+ /**
+ * 获取当前月第一天
+ * @return
+ */
+ public static Date getFirstDayOfMonth() {
+ Calendar cal = Calendar.getInstance();
+ cal.add(Calendar.MONTH,0);
+ int actualMinimum = cal.getActualMinimum(Calendar.DAY_OF_MONTH);
+ cal.set(cal.get(Calendar.YEAR), cal.get(Calendar.MONDAY),actualMinimum,00,00,00);
+ return cal.getTime();
+ }
+
+ /**
+ * 获取当前年月的第一天时间
+ * @param year 年份
+ * @param month 月份
+ * @return 时间
+ */
+ public static Date getYearMonthStart(Integer year,Integer month) {
+ Calendar cal = Calendar.getInstance();
+ // 设置年份
+ cal.set(Calendar.YEAR, year);
+ // 设置月份
+ cal.set(Calendar.MONTH, month - 1);
+ // 获取某月最小天数
+ int firstDay = cal.getMinimum(Calendar.DATE);
+ // 设置日历中月份的最小天数
+ cal.set(Calendar.DAY_OF_MONTH, firstDay);
+ int actualMinimum = cal.getActualMinimum(Calendar.DAY_OF_MONTH);
+ cal.set(cal.get(Calendar.YEAR), cal.get(Calendar.MONDAY),actualMinimum,00,00,00);
+ return cal.getTime();
+ }
+
+ /**
+ * 获取当前年月的最后一天时间
+ * @param year 年份
+ * @param month 月份
+ * @return 时间
+ */
+ public static Date getYearMonthEnd(Integer year,Integer 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.getMaximum(Calendar.DATE);
+ // 设置日历中月份的最大天数
+ cal.set(Calendar.DAY_OF_MONTH, lastDay);
+ int actualMinimum = cal.getActualMinimum(Calendar.DAY_OF_MONTH);
+ cal.set(cal.get(Calendar.YEAR), cal.get(Calendar.MONDAY),actualMinimum,00,00,00);
+ return cal.getTime();
+ }
+
+ public static Date getDateM(Date start, int min) {
+ Calendar date1 = Calendar.getInstance();
+ date1.setTime(start);
+ date1.add(12, min);
+ return date1.getTime();
+ }
public static void main(String[]args)throws Exception{
+ isValidDate("2020/12/4");
// Date date= new Date();
// Date after = new Date();
// System.out.println(calTimeDifference(date,after));
+ System.out.println(getYearMonthStart(2021,2));
}
}
--
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