From cc1098fc00a50cb1591d182f04bc37066ff0a9e2 Mon Sep 17 00:00:00 2001
From: 罗元桥 <2376770955@qq.com>
Date: 星期四, 05 八月 2021 15:12:39 +0800
Subject: [PATCH] Merge branch 'test' into 'master'
---
springcloud_k8s_panzhihuazhihuishequ/common/src/main/java/com/panzhihua/common/utlis/DateUtils.java | 73 ++++++++++++++++++++++++++++++++++++
1 files changed, 72 insertions(+), 1 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 edf56f3..c4b3648 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
@@ -795,12 +795,83 @@
}
}
+ /**
+ * 获取当前月第一天
+ * @return
+ */
+ public static String getFirstDayOfMonthString() {
+ Calendar calendar = Calendar.getInstance();
+
+ calendar.add(Calendar.MONTH, 0);
+
+ calendar.set(Calendar.DAY_OF_MONTH, 1);
+ // 格式化日期
+ SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd");
+ return sdf.format(calendar.getTime())+" 00:00:00";
+ }
+
+ /**
+ * 获取当前月最后一天
+ * @return
+ */
+ public static String getLastDayOfMonthString() {
+ Calendar calendar = Calendar.getInstance();
+
+ calendar.add(Calendar.MONTH, 1);
+
+ calendar.set(Calendar.DAY_OF_MONTH, 0);
+ // 格式化日期
+ SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd");
+ return sdf.format(calendar.getTime())+" 23:59:59";
+ }
+
+ /**
+ * 获取当前时间（年月日）
+ * @return
+ */
+ public static String getDayOfMonthString() {
+ Calendar today = Calendar.getInstance();
+ today.set(Calendar.HOUR, 0);
+ today.set(Calendar.MINUTE, 0);
+ today.set(Calendar.SECOND, 0);
+ today.set(Calendar.MILLISECOND, 0);
+ // 格式化日期
+ SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd");
+ return sdf.format(today.getTime());
+ }
+
+ /**
+ * 日期转周
+ *
+ * @param datetime
+ * @return
+ */
+ public static String dateToWeek(String datetime) {
+ SimpleDateFormat f = new SimpleDateFormat("yyyy-MM-dd");
+ String[] weekDays = { "周日", "周一", "周二", "周三", "周四", "周五", "周六" };
+ Calendar cal = Calendar.getInstance(); // 获得一个日历
+ Date datet = null;
+ try {
+ if (StringUtils.isNotEmpty(datetime)) {
+ datet = f.parse(datetime);
+ cal.setTime(datet);
+ }
+ } catch (ParseException e) {
+ e.printStackTrace();
+ }
+ int w = cal.get(Calendar.DAY_OF_WEEK) - 1; // 指示一个周中的某天。
+ if (w < 0)
+ w = 0;
+ return weekDays[w];
+ }
+
public static void main(String[]args)throws Exception{
// Date date= new Date();
// Date after = new Date();
-// System.out.println(calTimeDifference(date,after));
+// System.out.println(getFirstDayOfMonthString());
+// System.out.println(getDayOfMonthString());
}
}
--
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