From bca92c7c2376f0e4d8d779251d45155b863b031c Mon Sep 17 00:00:00 2001
From: whyclxw <810412026@qq.com>
Date: 星期四, 26 六月 2025 15:58:12 +0800
Subject: [PATCH] 实时数据曲线统计-交流单元初稿
---
src/main/java/com/whyc/util/ActionUtil.java | 55 ++++++++++++++++++++++++++++++++++++++++++++++++++++++-
1 files changed, 54 insertions(+), 1 deletions(-)
diff --git a/src/main/java/com/whyc/util/ActionUtil.java b/src/main/java/com/whyc/util/ActionUtil.java
index 3b2bd86..278d4c3 100644
--- a/src/main/java/com/whyc/util/ActionUtil.java
+++ b/src/main/java/com/whyc/util/ActionUtil.java
@@ -18,15 +18,22 @@
import java.text.ParseException;
import java.text.SimpleDateFormat;
import java.time.LocalDate;
+import java.time.YearMonth;
+import java.time.format.DateTimeFormatter;
import java.util.*;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
+import java.util.stream.Collectors;
+import java.util.stream.Stream;
+
import com.whyc.pojo.db_user.User;
public class ActionUtil {
public static String time_yyyyMMddHHmmss = "yyyy-MM-dd HH:mm:ss";
public static String time_yyyyMMdd = "yyyy-MM-dd";
+ public static String time_yyyyMM = "yyyy-MM";
+ public static String time_yyyy_MM = "yyyy_MM";
public static String time_yyyyMMdd_HH_mm_ss = "yyyy-MM-dd_HH_mm_ss";
public static SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
public static SimpleDateFormat sdfwithOutday = new SimpleDateFormat("yyyy_MM");
@@ -337,7 +344,6 @@
cal.set(Calendar.DAY_OF_MONTH,day);
if(type==1){
return new SimpleDateFormat( "yyyy-MM-dd ").format(cal.getTime())+"00:00:00";
-
} else if(type==2){
return new SimpleDateFormat( "yyyy-MM-dd ").format(cal.getTime())+"09:00:00";
}else if(type==3){
@@ -637,5 +643,52 @@
}
return lang;
}
+ //涓ゆ椂闂翠箣闂寸殑骞存湀闆嗗悎
+ public static List<String> getDateListBetweenDates(Date startTime, Date endTime) {
+ // 鎸囧畾寮�濮嬫棩鏈熷拰缁撴潫鏃ユ湡
+ LocalDate startDate = LocalDate.of(startTime.getYear() + 1900, startTime.getMonth() + 1, startTime.getDay()); // 绀轰緥璧峰鏃ユ湡
+ LocalDate endDate = LocalDate.of(endTime.getYear() + 1900, endTime.getMonth() + 1, endTime.getDay()); // 绀轰緥缁撴潫鏃ユ湡
+ List<String> dateList = new ArrayList<>();
+ LocalDate currentDate = startDate;
+ DateTimeFormatter formatter = DateTimeFormatter.ofPattern(ActionUtil.time_yyyy_MM);
+ while (!currentDate.isAfter(endDate)) {
+ String formattedDate = currentDate.format(formatter);
+ dateList.add(formattedDate);
+ currentDate = currentDate.plusMonths(1);
+ }
+ return dateList;
+ }
+ // 鍖归厤 "_" 鍚庤窡涓�涓瓧姣嶏紙灏忓啓鎴栧ぇ鍐欙級
+ public static String toCamelCase(String input) {
+ // 鍖归厤 "_" 鍚庤窡涓�涓瓧姣嶏紙灏忓啓鎴栧ぇ鍐欙級
+ Pattern pattern = Pattern.compile("_(\\w)");
+ Matcher matcher = pattern.matcher(input);
+ StringBuffer result = new StringBuffer();
+
+ while (matcher.find()) {
+ // 灏嗗尮閰嶅埌鐨勫瓧姣嶈浆涓哄ぇ鍐欙紝骞舵浛鎹㈡帀鍓嶉潰鐨勪笅鍒掔嚎
+ matcher.appendReplacement(result, matcher.group(1).toUpperCase());
+ }
+ matcher.appendTail(result);
+
+ return result.toString();
+ }
+
+ public static void main(String[] args) throws ParseException {
+ /*List<String> dateList =getDateListBetweenDates(ActionUtil.sdf.parse("2025-01-01 00:00:00"),new Date());
+ for (String date : dateList) {
+ System.out.println(date);
+ }*/
+ //System.out.println(toCamelCase("user_name_and_age"));
+ /*Date time1=getDateAdd(new Date(),-10);
+ System.out.println(ActionUtil.sdf.format(time1));*/
+ Map<String, List<String>> map = new HashMap<>();
+ map.put("key1", Stream.of("value1", "value2").collect(Collectors.toList()));
+ map.put("key2", Stream.of("value3", "value4").collect(Collectors.toList()));
+ String result = map.values().stream()
+ .flatMap(List::stream)
+ .collect(Collectors.joining(","));
+ System.out.println( result);
+ }
}
--
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