update 优化 jackson 自动配置 改为使用 BeanPostProcessor 匿名处理

yudao-framework/yudao-spring-boot-starter-web/src/main/java/cn/iocoder/yudao/framework/jackson/config/YudaoJacksonAutoConfiguration.java

@@ -5,17 +5,27 @@ import cn.iocoder.yudao.framework.jackson.core.databind.LocalDateTimeSerializer;
 import cn.iocoder.yudao.framework.common.util.json.JsonUtils;
 import com.fasterxml.jackson.databind.ObjectMapper;
 import com.fasterxml.jackson.databind.module.SimpleModule;
+import lombok.extern.slf4j.Slf4j;
+import org.springframework.beans.BeansException;
+import org.springframework.beans.factory.config.BeanPostProcessor;
 import org.springframework.context.annotation.Bean;
 import org.springframework.context.annotation.Configuration;
 
 import java.time.LocalDateTime;
 
+@Slf4j
 @Configuration
 public class YudaoJacksonAutoConfiguration {
 
     @Bean
-    @SuppressWarnings("InstantiationOfUtilityClass")
-    public JsonUtils jsonUtils(ObjectMapper objectMapper) {
+    public BeanPostProcessor objectMapperBeanPostProcessor() {
+        return new BeanPostProcessor() {
+            @Override
+            public Object postProcessAfterInitialization(Object bean, String beanName) throws BeansException {
+                if (!(bean instanceof ObjectMapper)) {
+                    return bean;
+                }
+                ObjectMapper objectMapper = (ObjectMapper) bean;
                 SimpleModule simpleModule = new SimpleModule();
                 /*
                  * 1. 新增Long类型序列化规则，数值超过2^53-1，在JS会出现精度丢失问题，因此Long自动序列化为字符串类型
@@ -30,6 +40,10 @@ public class YudaoJacksonAutoConfiguration {
                 objectMapper.registerModules(simpleModule);
 
                 JsonUtils.init(objectMapper);
-        return new JsonUtils();
+                log.info("初始化 jackson 自动配置");
+                return bean;
             }
+        };
+    }
+
 }