思路:将Long类型转成字符串
代码实现:
import com.fasterxml.jackson.databind.ser.std.ToStringSerializer;
import org.springframework.boot.autoconfigure.jackson.Jackson2ObjectMapperBuilderCustomizer;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
@Configuration
public class JacksonConf {
/**
* 自定义序列化类型转换
* 注:此处解决Long型转换后,前端js损失精度的问题,将Long型转换为字符串类型
*/
@Bean
public Jackson2ObjectMapperBuilderCustomizer jackson2ObjectMapperBuilderCustomizer() {
Jackson2ObjectMapperBuilderCustomizer customizer = jacksonObjectMapperBuilder ->
jacksonObjectMapperBuilder.serializerByType(Long.class, ToStringSerializer.instance)
.serializerByType(Long.TYPE, ToStringSerializer.instance);
return customizer;
}
}
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