还原long精度改造，导致了两个严重问题

1表单的日期字段，不能显示日期格式
2前端分页插件报错

jeecg-boot/jeecg-boot-base/jeecg-boot-base-core/src/main/java/org/jeecg/config/WebMvcConfiguration.java

@@ -1,17 +1,15 @@
 package org.jeecg.config;
 
-import com.fasterxml.jackson.databind.DeserializationFeature;
 import com.fasterxml.jackson.databind.ObjectMapper;
 import com.fasterxml.jackson.databind.module.SimpleModule;
 import com.fasterxml.jackson.databind.ser.std.ToStringSerializer;
 import org.springframework.beans.factory.annotation.Value;
 import org.springframework.boot.actuate.trace.http.InMemoryHttpTraceRepository;
-import org.springframework.boot.autoconfigure.condition.ConditionalOnMissingBean;
 import org.springframework.context.annotation.Bean;
 import org.springframework.context.annotation.Conditional;
 import org.springframework.context.annotation.Configuration;
-import org.springframework.context.annotation.Primary;
-import org.springframework.http.converter.json.Jackson2ObjectMapperBuilder;
+import org.springframework.http.converter.HttpMessageConverter;
+import org.springframework.http.converter.json.MappingJackson2HttpMessageConverter;
 import org.springframework.web.cors.CorsConfiguration;
 import org.springframework.web.cors.UrlBasedCorsConfigurationSource;
 import org.springframework.web.filter.CorsFilter;
@@ -19,6 +17,8 @@ import org.springframework.web.servlet.config.annotation.ResourceHandlerRegistry
 import org.springframework.web.servlet.config.annotation.ViewControllerRegistry;
 import org.springframework.web.servlet.config.annotation.WebMvcConfigurer;
 
+import java.util.List;
+
 /**
  * Spring Boot 2.0 解决跨域问题
  *
@@ -71,24 +71,20 @@ public class WebMvcConfiguration implements WebMvcConfigurer {
         return new CorsFilter(urlBasedCorsConfigurationSource);
     }
 
-
     /**
-     * 序列换成json时,将所有的long变成string
-     * js中long过长精度丢失
-     */
-    @Bean
-    @Primary
-    @ConditionalOnMissingBean(ObjectMapper.class)
-    public ObjectMapper jacksonObjectMapper(Jackson2ObjectMapperBuilder builder) {
+    * 添加Long转json精度丢失的配置
+    * @Return: void
+    */
+    @Override
+    public void configureMessageConverters(List<HttpMessageConverter<?>> converters) {
+        MappingJackson2HttpMessageConverter jackson2HttpMessageConverter = new MappingJackson2HttpMessageConverter();
         ObjectMapper objectMapper = new ObjectMapper();
         SimpleModule simpleModule = new SimpleModule();
-        //忽略在json字符串中存在，在java类中不存在字段，防止错误。
-        objectMapper.configure(DeserializationFeature.FAIL_ON_UNKNOWN_PROPERTIES, false);
-        objectMapper.configure(DeserializationFeature.READ_ENUMS_USING_TO_STRING, true);
         simpleModule.addSerializer(Long.class, ToStringSerializer.instance);
         simpleModule.addSerializer(Long.TYPE, ToStringSerializer.instance);
         objectMapper.registerModule(simpleModule);
-        return objectMapper;
+        jackson2HttpMessageConverter.setObjectMapper(objectMapper);
+        converters.add(jackson2HttpMessageConverter);
     }
 
     /**

jeecg-boot/jeecg-cloud-module/jeecg-cloud-gateway/src/main/java/org/jeecg/handler/MySwaggerResourceProvider.java

@@ -1,20 +1,26 @@
 package org.jeecg.handler;
 
-import lombok.extern.slf4j.Slf4j;
+import java.util.ArrayList;
+import java.util.HashSet;
+import java.util.List;
+import java.util.Set;
+
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.beans.factory.annotation.Value;
 import org.springframework.cloud.gateway.route.RouteLocator;
+import org.springframework.context.annotation.Primary;
 import org.springframework.stereotype.Component;
+
+import lombok.extern.slf4j.Slf4j;
 import springfox.documentation.swagger.web.SwaggerResource;
 import springfox.documentation.swagger.web.SwaggerResourcesProvider;
 
-import java.util.*;
-
 /**
  * 聚合各个服务的swagger接口
  */
 @Component
 @Slf4j
+@Primary
 public class MySwaggerResourceProvider implements SwaggerResourcesProvider {
     /**
      * swagger2默认的url后缀
@@ -46,7 +52,7 @@ public class MySwaggerResourceProvider implements SwaggerResourcesProvider {
                 .filter(route -> !self.equals(route.getUri().getHost()))
                 .subscribe(route -> routeHosts.add(route.getUri().getHost()));
 
-        // 记录已经添加过的server，存在同一个应用注册了多个服务在eureka上
+        // 记录已经添加过的server，存在同一个应用注册了多个服务在nacos上
         Set<String> dealed = new HashSet<>();
         routeHosts.forEach(instance -> {
             // 拼接url