优化

ruoyi-system/src/main/java/com/ruoyi/common/util/LocalDateToChineseWeekday.java

@@ -0,0 +1,26 @@
+package com.ruoyi.common.util;
+
+import java.time.DayOfWeek;
+import java.time.LocalDate;
+import java.util.HashMap;
+import java.util.Map;
+
+public class LocalDateToChineseWeekday {
+	public static String getChineseWeekday(LocalDate localDate) {
+		// 获取 LocalDate 对应的 DayOfWeek 枚举实例
+		DayOfWeek dayOfWeek = localDate.getDayOfWeek();
+
+		// 定义一个映射关系，将 DayOfWeek 枚举值映射为中文的星期几
+		Map<DayOfWeek, String> weekdayMap = new HashMap<>();
+		weekdayMap.put(DayOfWeek.MONDAY, "星期一");
+		weekdayMap.put(DayOfWeek.TUESDAY, "星期二");
+		weekdayMap.put(DayOfWeek.WEDNESDAY, "星期三");
+		weekdayMap.put(DayOfWeek.THURSDAY, "星期四");
+		weekdayMap.put(DayOfWeek.FRIDAY, "星期五");
+		weekdayMap.put(DayOfWeek.SATURDAY, "星期六");
+		weekdayMap.put(DayOfWeek.SUNDAY, "星期日");
+
+		// 根据映射关系获取对应的中文表示
+		return weekdayMap.get(dayOfWeek);
+	}
+}