feat: There is no way the,

2022-01-06 18:02:47 +08:00
parent 5fdb04f96f
commit fe2949edd5
3 changed files with 163 additions and 5 deletions
@@ -0,0 +1,124 @@
+package com.adc.da.search.util;
+
+import java.text.ParseException;
+import java.text.SimpleDateFormat;
+import java.util.*;
+
+/**
+ * @Description: 判断是否为日期格式
+ * @Author: super_liu
+ * date: 2020/12/31 11:25
+ */
+public class DateUtil {
+
+    /**
+     * 取起始时间到结束时间 所有的时间
+     * @param startTime
+     * @param endTime
+     * @return
+     */
+
+    public static List<String> getAllDate(String startTime, String endTime) {
+        List<String> list = new ArrayList<String>();
+
+        SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd");
+        Calendar cal = Calendar.getInstance();
+
+        try {
+            cal.setTime(sdf.parse(startTime));
+            for (long d = cal.getTimeInMillis(); d <= sdf.parse(endTime).getTime(); d = get_D_Plaus_1(cal)) {
+                list.add(sdf.format(d));
+            }
+        } catch (ParseException e) {
+            System.out.println("date change err");
+        }
+
+        return list;
+    }
+
+    public static long get_D_Plaus_1(Calendar c) {
+        c.set(Calendar.DAY_OF_MONTH, c.get(Calendar.DAY_OF_MONTH) + 1);
+        return c.getTimeInMillis();
+    }
+
+    /***
+     * @Description: 判断多个日期是否都符合日期格式
+     * @Author: super_liu
+     * @Date: 2020/12/31 11:31
+     * @Param: [str]
+     * @Return: boolean
+     */
+    public static boolean isValidDate(String str) throws Exception{
+        SimpleDateFormat simpleDateFormat = new SimpleDateFormat("yyyy-MM-dd");
+        String[] strArr = str.split(",");
+        for (String dateStr : strArr) {
+            try {
+                simpleDateFormat.setLenient(false);
+                simpleDateFormat.parse(dateStr);
+            } catch (Exception e){
+                return false;
+            }
+        }
+        return true;
+    }
+
+    /**
+     * utc 时间格式转换正常格式 2018-08-07T03:41:59Z
+     * @param utcTime 时间
+     * @return
+     */
+    public static String formatStrUTCToDateStr(String utcTime) {
+        SimpleDateFormat sf = new SimpleDateFormat("yyyy-MM-dd'T'HH:mm:ss.SSS'Z'", Locale.SIMPLIFIED_CHINESE);
+        SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd");
+        TimeZone utcZone = TimeZone.getTimeZone("UTC");
+        sf.setTimeZone(utcZone);
+        Date date = null;
+        String dateTime = "";
+        try {
+            date = sf.parse(utcTime);
+            dateTime = sdf.format(date);
+        } catch (ParseException e) {
+            e.printStackTrace();
+        }
+        return dateTime;
+    }
+
+    /**
+     * 将日期对象转换为指定的日期字符串
+     *
+     * @param date   传入的日期对象
+     * @param format 格式
+     * @return 日期字符串
+     * @author 赵肖云
+     */
+    public static String dateToString(Date date, String format) {
+        String string = "";
+        SimpleDateFormat simpleDateFormat = new SimpleDateFormat(format);
+        if (date != null) {
+            string = simpleDateFormat.format(date);
+        }
+        return string;
+    }
+
+    /**
+     * 将日期字符串转换为一个日期对象
+     *
+     * @param datestr 日期字符串
+     * @param format  格式
+     * @return Date
+     * @author 赵肖云
+     */
+    public static Date stingToDate(String datestr, String format) throws ParseException {
+        SimpleDateFormat simpleDateFormat = new SimpleDateFormat(format);
+        return simpleDateFormat.parse(datestr);
+    }
+
+
+    public static void main(String[] args) {
+        String utcTime = "2021-04-15T01:43:54.296Z";
+        String time = formatStrUTCToDateStr("2021-04-15T01:43:54.296Z");
+        System.out.println("utcTime 转换前：" + utcTime);
+        System.out.println("utcTime 转换后 time ：" + time);
+    }
+
+}