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13693261870

2024-07-17 6f260b13671fcef843d3ed0fdb73636d3f91693a

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package com.se.simu.config;
 
import com.alibaba.fastjson.serializer.SerializerFeature;
import com.alibaba.fastjson.support.config.FastJsonConfig;
import com.alibaba.fastjson.support.spring.FastJsonHttpMessageConverter;
import org.springframework.context.annotation.Configuration;
import org.springframework.http.converter.HttpMessageConverter;
import org.springframework.web.servlet.config.annotation.WebMvcConfigurationSupport;
 
import java.nio.charset.StandardCharsets;
import java.util.List;
 
/**
 * Web配置类
 *
 * @author WWW
 * @date 2024-07-17
 */
@Configuration
public class WebConfig extends WebMvcConfigurationSupport {
    /**
     * 处理json格式，值null的转换为""
     */
    @Override
    public void configureMessageConverters(List<HttpMessageConverter<?>> converters) {
        FastJsonHttpMessageConverter converter = new FastJsonHttpMessageConverter();
        FastJsonConfig config = new FastJsonConfig();
        config.setSerializerFeatures(
                SerializerFeature.WriteNullListAsEmpty,
                SerializerFeature.WriteMapNullValue,
                SerializerFeature.WriteNullStringAsEmpty,
                SerializerFeature.WriteNullNumberAsZero,
                SerializerFeature.WriteNullBooleanAsFalse);
        // 结果是否格式化,默认为false
        //SerializerFeature.PrettyFormat);
 
        converter.setFastJsonConfig(config);
        converter.setDefaultCharset(StandardCharsets.UTF_8);
        converters.add(converter);
    }
}