package com.iailab.framework.jackson.config;
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import cn.hutool.core.collection.CollUtil;
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import com.iailab.framework.common.util.json.JsonUtils;
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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.datatype.jsr310.deser.LocalDateDeserializer;
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import com.fasterxml.jackson.datatype.jsr310.deser.LocalTimeDeserializer;
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import com.fasterxml.jackson.datatype.jsr310.ser.LocalDateSerializer;
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import com.fasterxml.jackson.datatype.jsr310.ser.LocalTimeSerializer;
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import com.iailab.framework.common.util.json.databind.NumberSerializer;
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import com.iailab.framework.common.util.json.databind.TimestampLocalDateTimeDeserializer;
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import com.iailab.framework.common.util.json.databind.TimestampLocalDateTimeSerializer;
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import lombok.extern.slf4j.Slf4j;
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import org.springframework.boot.autoconfigure.AutoConfiguration;
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import org.springframework.context.annotation.Bean;
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import java.time.LocalDate;
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import java.time.LocalDateTime;
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import java.time.LocalTime;
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import java.util.List;
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@AutoConfiguration
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@Slf4j
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public class IailabJacksonAutoConfiguration {
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@Bean
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@SuppressWarnings("InstantiationOfUtilityClass")
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public JsonUtils jsonUtils(List<ObjectMapper> objectMappers) {
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// 1.1 创建 SimpleModule 对象
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SimpleModule simpleModule = new SimpleModule();
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simpleModule
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// 新增 Long 类型序列化规则，数值超过 2^53-1，在 JS 会出现精度丢失问题，因此 Long 自动序列化为字符串类型
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.addSerializer(Long.class, NumberSerializer.INSTANCE)
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.addSerializer(Long.TYPE, NumberSerializer.INSTANCE)
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.addSerializer(LocalDate.class, LocalDateSerializer.INSTANCE)
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.addDeserializer(LocalDate.class, LocalDateDeserializer.INSTANCE)
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.addSerializer(LocalTime.class, LocalTimeSerializer.INSTANCE)
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.addDeserializer(LocalTime.class, LocalTimeDeserializer.INSTANCE)
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// 新增 LocalDateTime 序列化、反序列化规则，使用 Long 时间戳
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.addSerializer(LocalDateTime.class, TimestampLocalDateTimeSerializer.INSTANCE)
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.addDeserializer(LocalDateTime.class, TimestampLocalDateTimeDeserializer.INSTANCE);
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// 1.2 注册到 objectMapper
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objectMappers.forEach(objectMapper -> objectMapper.registerModule(simpleModule));
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// 2. 设置 objectMapper 到 JsonUtils
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JsonUtils.init(CollUtil.getFirst(objectMappers));
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log.info("[init][初始化 JsonUtils 成功]");
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return new JsonUtils();
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}
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}
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