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!678 add 新增自定义 Date 类型反序列化处理器（支持多种格式）

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* add 新增自定义 Date 类型反序列化处理器（支持多种格式）
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AprilWind 2025-05-12 02:04:43 +00:00 committed by 疯狂的狮子Li
parent 2dde42168f
commit 0c2fe34d92
2 changed files with 39 additions and 2 deletions
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10
ruoyi-common/ruoyi-common-json/src/main/java/org/dromara/common/json/config/JacksonConfig.java
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@ -1,11 +1,13 @@
package org.dromara.common.json.config; package org.dromara.common.json.config;
import com.fasterxml.jackson.databind.module.SimpleModule;
import com.fasterxml.jackson.databind.ser.std.ToStringSerializer; import com.fasterxml.jackson.databind.ser.std.ToStringSerializer;
import com.fasterxml.jackson.datatype.jsr310.JavaTimeModule; import com.fasterxml.jackson.datatype.jsr310.JavaTimeModule;
import com.fasterxml.jackson.datatype.jsr310.deser.LocalDateTimeDeserializer; import com.fasterxml.jackson.datatype.jsr310.deser.LocalDateTimeDeserializer;
import com.fasterxml.jackson.datatype.jsr310.ser.LocalDateTimeSerializer; import com.fasterxml.jackson.datatype.jsr310.ser.LocalDateTimeSerializer;
import org.dromara.common.json.handler.BigNumberSerializer;
import lombok.extern.slf4j.Slf4j; import lombok.extern.slf4j.Slf4j;
import org.dromara.common.json.handler.BigNumberSerializer;
import org.dromara.common.json.handler.CustomDateDeserializer;
import org.springframework.boot.autoconfigure.AutoConfiguration; import org.springframework.boot.autoconfigure.AutoConfiguration;
import org.springframework.boot.autoconfigure.jackson.Jackson2ObjectMapperBuilderCustomizer; import org.springframework.boot.autoconfigure.jackson.Jackson2ObjectMapperBuilderCustomizer;
import org.springframework.boot.autoconfigure.jackson.JacksonAutoConfiguration; import org.springframework.boot.autoconfigure.jackson.JacksonAutoConfiguration;
@ -15,6 +17,7 @@ import java.math.BigDecimal;
import java.math.BigInteger; import java.math.BigInteger;
import java.time.LocalDateTime; import java.time.LocalDateTime;
import java.time.format.DateTimeFormatter; import java.time.format.DateTimeFormatter;
import java.util.Date;
import java.util.TimeZone; import java.util.TimeZone;
/** /**
@ -38,7 +41,10 @@ public class JacksonConfig {
DateTimeFormatter formatter = DateTimeFormatter.ofPattern("yyyy-MM-dd HH:mm:ss"); DateTimeFormatter formatter = DateTimeFormatter.ofPattern("yyyy-MM-dd HH:mm:ss");
javaTimeModule.addSerializer(LocalDateTime.class, new LocalDateTimeSerializer(formatter)); javaTimeModule.addSerializer(LocalDateTime.class, new LocalDateTimeSerializer(formatter));
javaTimeModule.addDeserializer(LocalDateTime.class, new LocalDateTimeDeserializer(formatter)); javaTimeModule.addDeserializer(LocalDateTime.class, new LocalDateTimeDeserializer(formatter));
builder.modules(javaTimeModule); // 自定义 java.util.Date 的反序列化（支持多格式字符串解析）
SimpleModule dateModule = new SimpleModule();
dateModule.addDeserializer(Date.class, new CustomDateDeserializer());
builder.modules(javaTimeModule, dateModule);
builder.timeZone(TimeZone.getDefault()); builder.timeZone(TimeZone.getDefault());
log.info("初始化 jackson 配置"); log.info("初始化 jackson 配置");
}; };

31
ruoyi-common/ruoyi-common-json/src/main/java/org/dromara/common/json/handler/CustomDateDeserializer.java Normal file
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@ -0,0 +1,31 @@
package org.dromara.common.json.handler;
import cn.hutool.core.date.DateUtil;
import com.fasterxml.jackson.core.JsonParser;
import com.fasterxml.jackson.databind.DeserializationContext;
import com.fasterxml.jackson.databind.JsonDeserializer;
import java.io.IOException;
import java.util.Date;
/**
* 自定义 Date 类型反序列化处理器（支持多种格式）
*
* @author AprilWind
*/
public class CustomDateDeserializer extends JsonDeserializer<Date> {
/**
* 反序列化逻辑：将字符串转换为 Date 对象
*
* @param p JSON 解析器，用于获取字符串值
* @param ctxt 上下文环境（可用于获取更多配置）
* @return 转换后的 Date 对象，若为空字符串返回 null
* @throws IOException 当字符串格式非法或转换失败时抛出
*/
@Override
public Date deserialize(JsonParser p, DeserializationContext ctxt) throws IOException {
return DateUtil.parse(p.getText());
}
}