package com.xinquan.common.security.config;
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import com.fasterxml.jackson.annotation.JsonInclude;
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import com.fasterxml.jackson.databind.MapperFeature;
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import com.fasterxml.jackson.databind.ObjectMapper;
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import com.fasterxml.jackson.databind.module.SimpleModule;
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import com.fasterxml.jackson.databind.ser.std.ToStringSerializer;
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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.converter.json.Jackson2ObjectMapperBuilder;
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import org.springframework.http.converter.json.MappingJackson2HttpMessageConverter;
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/**
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* Jackson配置
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*/
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@Configuration
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public class JacksonConfig {
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@SuppressWarnings("deprecation")
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@Bean
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public MappingJackson2HttpMessageConverter jackson2HttpMessageConverter() {
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final Jackson2ObjectMapperBuilder builder = new Jackson2ObjectMapperBuilder();
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builder.serializationInclusion(JsonInclude.Include.NON_NULL);
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final ObjectMapper objectMapper = builder.build();
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SimpleModule simpleModule = new SimpleModule();
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// Long 转为 String 防止 js 丢失精度
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simpleModule.addSerializer(Long.class, ToStringSerializer.instance);
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objectMapper.registerModule(simpleModule);
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// 忽略 transient 关键词属性
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objectMapper.configure(MapperFeature.PROPAGATE_TRANSIENT_MARKER, true);
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return new MappingJackson2HttpMessageConverter(objectMapper);
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}
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}
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