From ed527bae283588de0a9848390348e93c3820fef9 Mon Sep 17 00:00:00 2001
From: “mitao” <“2763622819@qq.com”>
Date: 星期一, 20 四月 2026 17:07:49 +0800
Subject: [PATCH] feat:通知功能完善

---
 tcm-training-admin-backend/src/main/java/com/tcm/training/admin/common/Jsons.java |   11 +++++++++++
 1 files changed, 11 insertions(+), 0 deletions(-)

diff --git a/tcm-training-admin-backend/src/main/java/com/tcm/training/admin/common/Jsons.java b/tcm-training-admin-backend/src/main/java/com/tcm/training/admin/common/Jsons.java
index 076bd74..6363771 100644
--- a/tcm-training-admin-backend/src/main/java/com/tcm/training/admin/common/Jsons.java
+++ b/tcm-training-admin-backend/src/main/java/com/tcm/training/admin/common/Jsons.java
@@ -29,4 +29,15 @@
             return Collections.emptyList();
         }
     }
+
+    /**
+     * 将对象序列化为 JSON 字符串,序列化失败时返回空对象字符串。
+     */
+    public static String toJsonString(Object value) {
+        try {
+            return MAPPER.writeValueAsString(value);
+        } catch (Exception e) {
+            return "{}";
+        }
+    }
 }

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