48 lines
2.0 KiB
Java
48 lines
2.0 KiB
Java
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package com.upchina.common.config;
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import com.alibaba.fastjson.parser.ParserConfig;
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import com.alibaba.fastjson.serializer.SerializerFeature;
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import com.alibaba.fastjson.support.config.FastJsonConfig;
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import com.alibaba.fastjson.support.spring.FastJsonHttpMessageConverter;
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import org.springframework.boot.autoconfigure.http.HttpMessageConverters;
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import org.springframework.context.annotation.Bean;
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import org.springframework.context.annotation.Configuration;
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import org.springframework.http.MediaType;
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import java.nio.charset.StandardCharsets;
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import java.util.ArrayList;
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import java.util.List;
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@Configuration
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public class JsonConfig {
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static {
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ParserConfig.getGlobalInstance().setSafeMode(true);
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}
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@Bean // 使用@Bean注入fastJsonHttpMessageConvert
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public HttpMessageConverters fastJsonHttpMessageConverters() {
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// 1.需要定义一个Convert转换消息的对象
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FastJsonHttpMessageConverter fastConverter = new FastJsonHttpMessageConverter();
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// 2.添加fastjson的配置信息，比如是否要格式化返回的json数据
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FastJsonConfig fastJsonConfig = new FastJsonConfig();
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fastJsonConfig.setSerializerFeatures(SerializerFeature.WriteMapNullValue, // 是否输出值为null的字段
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SerializerFeature.WriteNullListAsEmpty, // 将Collection类型字段的字段空值输出为[]
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// SerializerFeature.WriteNullNumberAsZero, // 将数值类型字段的空值输出为0
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SerializerFeature.DisableCircularReferenceDetect, // 禁用循环引用
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SerializerFeature.WriteDateUseDateFormat); //时间格式化
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// 中文乱码解决方案
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List<MediaType> mediaTypes = new ArrayList<>();
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mediaTypes.add(new MediaType("application", "json", StandardCharsets.UTF_8));//设定json格式且编码为UTF-8
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fastConverter.setSupportedMediaTypes(mediaTypes);
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// 3.在convert中添加配置信息
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fastConverter.setFastJsonConfig(fastJsonConfig);
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return new HttpMessageConverters(fastConverter);
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}
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}
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