添加日期工具类的方法

csc-szls-common-utils.iml

@@ -0,0 +1,114 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<module org.jetbrains.idea.maven.project.MavenProjectsManager.isMavenModule="true" version="4">
+  <component name="FacetManager">
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+    <output url="file://$MODULE_DIR$/target/classes" />
+    <output-test url="file://$MODULE_DIR$/target/test-classes" />
+    <content url="file://$MODULE_DIR$">
+      <sourceFolder url="file://$MODULE_DIR$/src/main/java" isTestSource="false" />
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+</module>

pom.xml

@@ -44,6 +44,10 @@
             <groupId>com.baomidou</groupId>
             <artifactId>mybatis-plus-boot-starter</artifactId>
         </dependency>
+        <dependency>
+            <groupId>org.apache.commons</groupId>
+            <artifactId>commons-lang3</artifactId>
+        </dependency>
     </dependencies>
     <build>
         <plugins>

src/main/java/com/unissoft/utils/DateUtil.java

@@ -1,5 +1,7 @@
 package com.unissoft.utils;
 
+import org.apache.commons.lang3.time.DateUtils;
+
 import java.text.Format;
 import java.text.ParseException;
 import java.text.SimpleDateFormat;
@@ -145,4 +147,250 @@ public class DateUtil {
         int second = (int) time / 1000;
         return second;
     }
+
+    /**
+     * 获取当前时间0秒的日期
+     * @return
+     */
+    public static Date getCurrMinute() {
+        Date date = new Date();
+
+        Calendar c = Calendar.getInstance();
+        c.setTime(date);
+        c.setLenient(true);
+
+        c.set(Calendar.SECOND, 0);
+        c.set(Calendar.MILLISECOND, 0);
+
+        return c.getTime();
+    }
+
+    /**
+     * 获取当前时间0分0秒的日期
+     * @return
+     */
+    public static Date getCurrHour() {
+        Date date = new Date();
+
+        Calendar c = Calendar.getInstance();
+        c.setTime(date);
+        c.setLenient(true);
+
+        c.set(Calendar.MINUTE, 0);
+        c.set(Calendar.SECOND, 0);
+        c.set(Calendar.MILLISECOND, 0);
+
+        return c.getTime();
+    }
+
+    /**
+     * 获取当前日期0时0分0秒的日期
+     * @return
+     */
+    public static Date getCurrDate() {
+        Date date = new Date();
+
+        Calendar c = Calendar.getInstance();
+        c.setTime(date);
+        c.setLenient(true);
+
+        c.set(Calendar.HOUR_OF_DAY, 0);
+        c.set(Calendar.MINUTE, 0);
+        c.set(Calendar.SECOND, 0);
+        c.set(Calendar.MILLISECOND, 0);
+
+        return c.getTime();
+    }
+
+    /**
+     * 获取当前周星期一0时0分0秒的日期
+     * @return
+     */
+    public static Date getFirstDateOfCurrWeek() {
+        Date date = new Date();
+
+        Calendar c = Calendar.getInstance();
+        c.setTime(date);
+        c.setLenient(true);
+
+        c.set(Calendar.DAY_OF_WEEK, 2);//星期一：2
+        c.set(Calendar.HOUR_OF_DAY, 0);
+        c.set(Calendar.MINUTE, 0);
+        c.set(Calendar.SECOND, 0);
+        c.set(Calendar.MILLISECOND, 0);
+
+        return c.getTime();
+    }
+
+    /**
+     * 获取当前月第一天0时0分0秒的日期
+     * @return
+     */
+    public static Date getFirstDateOfCurrMonth() {
+        Date date = new Date();
+
+        Calendar c = Calendar.getInstance();
+        c.setTime(date);
+        c.setLenient(true);
+
+        c.set(Calendar.DAY_OF_MONTH, 1);
+        c.set(Calendar.HOUR_OF_DAY, 0);
+        c.set(Calendar.MINUTE, 0);
+        c.set(Calendar.SECOND, 0);
+        c.set(Calendar.MILLISECOND, 0);
+
+        return c.getTime();
+    }
+
+    /**
+     * 获取当前季度第一天0时0分0秒的日期
+     * @return
+     */
+    public static Date getFirstDateOfCurrSeason() {
+        Date date = new Date();
+
+        Calendar c = Calendar.getInstance();
+        c.setTime(date);
+        c.setLenient(true);
+
+        int month = c.get(Calendar.MONTH);
+        c.set(Calendar.MONTH, month / 3 * 3);
+
+        c.set(Calendar.DAY_OF_MONTH, 1);
+        c.set(Calendar.HOUR_OF_DAY, 0);
+        c.set(Calendar.MINUTE, 0);
+        c.set(Calendar.SECOND, 0);
+        c.set(Calendar.MILLISECOND, 0);
+
+        return c.getTime();
+    }
+
+    /**
+     * 获取当前年第一天0时0分0秒的日期
+     * @return
+     */
+    public static Date getFirstDateOfCurrYear() {
+        Date date = new Date();
+
+        Calendar c = Calendar.getInstance();
+        c.setTime(date);
+        c.setLenient(true);
+
+        c.set(Calendar.DAY_OF_YEAR, 1);
+        c.set(Calendar.HOUR_OF_DAY, 0);
+        c.set(Calendar.MINUTE, 0);
+        c.set(Calendar.SECOND, 0);
+        c.set(Calendar.MILLISECOND, 0);
+
+        return c.getTime();
+    }
+
+
+
+
+    public static void main(String[] args) {
+        SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss.SSS");
+//        System.out.println(sdf.format(getCurrMinute()));
+//        System.out.println(getCurrMinute());
+//
+//        System.out.println(sdf.format(getCurrHour()));
+//        System.out.println(getCurrHour());
+
+//        System.out.println(sdf.format(getCurrDate()));
+//        System.out.println(getCurrDate());
+//
+//        System.out.println(sdf.format(getFirstDateOfCurrWeek()));
+//        System.out.println(getFirstDateOfCurrWeek());
+//
+//        System.out.println(sdf.format(getFirstDateOfCurrMonth()));
+//        System.out.println(getFirstDateOfCurrMonth());
+//
+//        System.out.println(sdf.format(getFirstDateOfCurrSeason()));
+//        System.out.println(getFirstDateOfCurrSeason());
+//
+//        System.out.println(sdf.format(getFirstDateOfCurrYear()));
+//        System.out.println(getFirstDateOfCurrYear());
+//
+        System.out.println(sdf.format(aheadOfYears(new Date(), 2)));
+        System.out.println(sdf.format(aheadOfSeasons(new Date(), 1)));
+        System.out.println(sdf.format(aheadOfMonths(new Date(), 1)));
+
+//        System.out.println(sdf.format(aheadOfWeeks(new Date(), 2)));
+//        System.out.println(sdf.format(aheadOfDays(new Date(), 1)));
+//        System.out.println(sdf.format(aheadOfHours(new Date(), 3)));
+//        System.out.println(sdf.format(aheadOfMinutes(new Date(), 80)));
+
+//        Date date = evenMinuteDate(new Date());
+//        System.out.println(sdf.format(date));
+    }
+
+    /**
+     * 日期提前几年
+     * @param date
+     * @param years
+     * @return
+     */
+    public static Date aheadOfYears(Date date, int years) {
+        return DateUtils.addYears(date, 0 - years);
+    }
+
+    /**
+     * 日期提前几个季度
+     * @param date
+     * @param seasons
+     * @return
+     */
+    public static Date aheadOfSeasons(Date date, int seasons) {
+        return aheadOfMonths(date, 3 * seasons);
+    }
+
+    /**
+     * 日期提前几个月
+     * @param date
+     * @param months
+     * @return
+     */
+    public static Date aheadOfMonths(Date date, int months) {
+        return DateUtils.addMonths(date, 0 - months);
+    }
+
+    /**
+     * 日期提前几周
+     * @param date
+     * @param weeks
+     * @return
+     */
+    public static Date aheadOfWeeks(Date date, int weeks) {
+        return DateUtils.addWeeks(date, 0 - weeks);
+    }
+
+    /**
+     * 日期提前几天
+     * @param date
+     * @param days
+     * @return
+     */
+    public static Date aheadOfDays(Date date, int days) {
+        return DateUtils.addDays(date, 0 - days);
+    }
+
+    /**
+     * 日期提前几个小时
+     * @param date
+     * @param hours
+     * @return
+     */
+    public static Date aheadOfHours(Date date, int hours) {
+        return DateUtils.addHours(date, 0 - hours);
+    }
+
+    /**
+     * 日期提前几分钟
+     * @param date
+     * @param minutes
+     * @return
+     */
+    public static Date aheadOfMinutes(Date date, int minutes) {
+        return DateUtils.addMinutes(date, 0 - minutes);
+    }
 }