From bb6aeccaad6a7bdf842828d6fb11f3fb61be76eb Mon Sep 17 00:00:00 2001
From: zss <zss@example.com>
Date: 星期六, 28 三月 2026 15:08:56 +0800
Subject: [PATCH] 关于能耗的统计调整2.0

---
 src/main/java/com/ruoyi/common/utils/DateUtils.java |   19 +++++++++++++++++++
 1 files changed, 19 insertions(+), 0 deletions(-)

diff --git a/src/main/java/com/ruoyi/common/utils/DateUtils.java b/src/main/java/com/ruoyi/common/utils/DateUtils.java
index 0fa7e5a..cab055a 100644
--- a/src/main/java/com/ruoyi/common/utils/DateUtils.java
+++ b/src/main/java/com/ruoyi/common/utils/DateUtils.java
@@ -197,4 +197,23 @@
         ZonedDateTime zdt = localDateTime.atZone(ZoneId.systemDefault());
         return Date.from(zdt.toInstant());
     }
+
+    /**
+     * 鏃ユ湡鏍煎紡鍖�
+     */
+    public static String normalizePattern(String pattern) {
+        if (StringUtils.isEmpty(pattern)) return "yyyy-MM-dd";
+        return pattern.replace("YYYY", "yyyy")
+                .replace("DD", "dd")
+                .replace("SS", "ss");
+    }
+
+    /**
+     * 杞崲涓哄叏澶у啓鏄剧ず
+     */
+    public static String toUpperCasePattern(String pattern) {
+        if (StringUtils.isEmpty(pattern)) return "";
+        return pattern.replace("yyyy", "YYYY")
+                .replace("dd", "DD");
+    }
 }

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