fastjson配置统一的日期格式转换

import com.alibaba.fastjson.serializer.SerializeConfig;
import com.alibaba.fastjson.serializer.SerializerFeature;
import com.alibaba.fastjson.serializer.ToStringSerializer;
import com.alibaba.fastjson.support.config.FastJsonConfig;
import com.alibaba.fastjson.support.spring.FastJsonHttpMessageConverter;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.http.converter.HttpMessageConverter;
import org.springframework.web.servlet.config.annotation.CorsRegistry;
import org.springframework.web.servlet.config.annotation.WebMvcConfigurer;
import java.util.List;

@Configuration
public class WebConfig implements WebMvcConfigurer {

    @Bean//使用@Bean注入fastJsonHttpMessageConvert
    public HttpMessageConverter fastJsonHttpMessageConverters() {
        //1.需要定义一个Convert转换消息的对象
        FastJsonHttpMessageConverter fastConverter = new FastJsonHttpMessageConverter();
        FastJsonConfig fastJsonConfig = new FastJsonConfig();
        fastJsonConfig.setSerializerFeatures(SerializerFeature.PrettyFormat);
        fastJsonConfig.setDateFormat("yyyy-MM-dd HH:mm:ss");

        SerializeConfig.globalInstance.put(Long.class, ToStringSerializer.instance);

        fastJsonConfig.setSerializeConfig(SerializeConfig.globalInstance);
        fastConverter.setFastJsonConfig(fastJsonConfig);
        HttpMessageConverter<?> converter = fastConverter;
        return converter;
    }

    @Override
    public void configureMessageConverters(List<HttpMessageConverter<?>> converters) {
        converters.add(fastJsonHttpMessageConverters());
    }
}