解决Jackson转换BigDecimal数据经度缺失

 

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;
import org.springframework.http.converter.json.Jackson2ObjectMapperBuilder;

import java.math.BigDecimal;

/**
 * @author xinx
 * @date 2019/11/1 14:34
 */
@Configuration
public class JacksonConfig {

    /**
     * Jackson全局转化BigDecimal类型为String，解决jackson序列化时BigDecimal类型缺失精度问题
     *
     * @return Jackson2ObjectMapperBuilderCustomizer 注入的对象
     */
    @Bean
    public Jackson2ObjectMapperBuilderCustomizer jackson2ObjectMapperBuilderCustomizer() {
        Jackson2ObjectMapperBuilderCustomizer cunstomizer = new Jackson2ObjectMapperBuilderCustomizer() {

            @Override
            public void customize(Jackson2ObjectMapperBuilder jacksonObjectMapperBuilder) {
                jacksonObjectMapperBuilder.serializerByType(BigDecimal.class, ToStringSerializer.instance);
            }
        };

        return cunstomizer;
    }

}