大家好，又见面了，我是你们的朋友全栈君。
package com.zhidianfan.ydusermanager.config;
import com.fasterxml.jackson.databind.ObjectMapper;
import com.fasterxml.jackson.databind.module.SimpleModule;
import com.fasterxml.jackson.databind.ser.std.ToStringSerializer;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.data.web.PageableHandlerMethodArgumentResolver;
import org.springframework.http.converter.ByteArrayHttpMessageConverter;
import org.springframework.http.converter.HttpMessageConverter;
import org.springframework.http.converter.ResourceHttpMessageConverter;
import org.springframework.http.converter.StringHttpMessageConverter;
import org.springframework.http.converter.json.MappingJackson2HttpMessageConverter;
import org.springframework.http.converter.support.AllEncompassingFormHttpMessageConverter;
import org.springframework.web.method.support.HandlerMethodArgumentResolver;
import org.springframework.web.servlet.config.annotation.WebMvcConfigurationSupport;
import java.util.List;
/** * @Author sherry * @Description * @Date Create in 2019-03-15 * @Modified By: */
@Configuration
public class WebConfig extends WebMvcConfigurationSupport {
@Override
public void configureMessageConverters(List<HttpMessageConverter<?>> converters) {
converters.add(new ByteArrayHttpMessageConverter());
converters.add(new StringHttpMessageConverter());
converters.add(new ResourceHttpMessageConverter());
converters.add(new AllEncompassingFormHttpMessageConverter());
converters.add(new StringHttpMessageConverter());
converters.add(longToStringConverter());
}
/** * 将返回给前端的Long和long，统一转化成字符串 * * @return */
@Bean
public MappingJackson2HttpMessageConverter longToStringConverter() {
MappingJackson2HttpMessageConverter converter = new MappingJackson2HttpMessageConverter();
ObjectMapper mapper = new ObjectMapper();
SimpleModule simpleModule = new SimpleModule();
simpleModule.addSerializer(Long.class, ToStringSerializer.instance);//Long
simpleModule.addSerializer(Long.TYPE, ToStringSerializer.instance);//long
mapper.registerModule(simpleModule);
converter.setObjectMapper(mapper);
return converter;
}
/** * 必须加上，否则Controller中的分页参数对象无法实例化 * * @param argumentResolvers */
@Override
public void addArgumentResolvers(List<HandlerMethodArgumentResolver> argumentResolvers) {
// 注册Spring data jpa pageable的参数分解器
argumentResolvers.add(new PageableHandlerMethodArgumentResolver());
}
}
版权声明：本文内容由互联网用户自发贡献，该文观点仅代表作者本人。本站仅提供信息存储空间服务，不拥有所有权，不承担相关法律责任。如发现本站有涉嫌侵权/违法违规的内容， 请发送邮件至 举报，一经查实，本站将立刻删除。
发布者：全栈程序员-站长，转载请注明出处：https://javaforall.net/146585.html原文链接：https://javaforall.net
