From e503803944c60f510d78d363d9d74a0cd3283daa Mon Sep 17 00:00:00 2001
From: zhangyuanpeng <1016062422@qq.com>
Date: Thu, 6 Mar 2025 17:17:52 +0800
Subject: [PATCH] =?UTF-8?q?fix:=20jackson=E5=A4=84=E7=90=86LocalDateTime?=
 =?UTF-8?q?=E5=AD=97=E6=AE=B5=E6=A0=BC=E5=BC=8F=E5=85=A8=E5=B1=80=E9=85=8D?=
 =?UTF-8?q?=E7=BD=AE?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 src/main/java/com/youlai/boot/config/WebMvcConfig.java | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/src/main/java/com/youlai/boot/config/WebMvcConfig.java b/src/main/java/com/youlai/boot/config/WebMvcConfig.java
index 41fa407b..a8082ea9 100644
--- a/src/main/java/com/youlai/boot/config/WebMvcConfig.java
+++ b/src/main/java/com/youlai/boot/config/WebMvcConfig.java
@@ -5,6 +5,8 @@ import com.fasterxml.jackson.databind.SerializationFeature;
 import com.fasterxml.jackson.databind.module.SimpleModule;
 import com.fasterxml.jackson.databind.ser.std.ToStringSerializer;
 import com.fasterxml.jackson.datatype.jsr310.JavaTimeModule;
+import com.fasterxml.jackson.datatype.jsr310.deser.LocalDateTimeDeserializer;
+import com.fasterxml.jackson.datatype.jsr310.ser.LocalDateTimeSerializer;
 import jakarta.validation.Validation;
 import jakarta.validation.Validator;
 import jakarta.validation.ValidatorFactory;
@@ -20,6 +22,8 @@ import org.springframework.web.servlet.config.annotation.WebMvcConfigurer;
 
 import java.math.BigInteger;
 import java.text.SimpleDateFormat;
+import java.time.LocalDateTime;
+import java.time.format.DateTimeFormatter;
 import java.util.List;
 import java.util.TimeZone;
 
@@ -33,6 +37,8 @@ import java.util.TimeZone;
 @Slf4j
 public class WebMvcConfig implements WebMvcConfigurer {
 
+    private static final DateTimeFormatter DATE_TIME_FORMATTER = DateTimeFormatter.ofPattern("yyyy-MM-dd HH:mm:ss");
+
     /**
      * 配置消息转换器
      *
@@ -45,6 +51,10 @@ public class WebMvcConfig implements WebMvcConfigurer {
 
         // 注册 JavaTimeModule（替代手动注册 LocalDateTimeSerializer）
         JavaTimeModule javaTimeModule = new JavaTimeModule();
+        // 返回指定字符串格式
+        javaTimeModule.addSerializer(LocalDateTime.class, new LocalDateTimeSerializer(DATE_TIME_FORMATTER));
+        // 反序列化，接受前端传来的格式
+        javaTimeModule.addDeserializer(LocalDateTime.class, new LocalDateTimeDeserializer(DATE_TIME_FORMATTER));
         objectMapper.registerModule(javaTimeModule);
 
         // 配置全局日期格式和时区