将Map[String，Any]序列化为JSON，其中Any包含BigDecimal

<dependency>
    <groupId>com.fasterxml.jackson.core</groupId>
    <artifactId>jackson-databind</artifactId>
    <version>2.12.4</version>
</dependency>

import com.fasterxml.jackson.databind.ObjectMapper;

import java.math.BigDecimal;
import java.util.HashMap;
import java.util.Map;

public class Main {
    public static void main(String[] args) throws Exception {
        // 创建一个包含BigDecimal的Map
        Map<String, Object> map = new HashMap<>();
        map.put("key1", "value1");
        map.put("key2", new BigDecimal("10.5"));

        // 创建ObjectMapper对象
        ObjectMapper objectMapper = new ObjectMapper();

        // 将Map序列化为JSON字符串
        String json = objectMapper.writeValueAsString(map);

        // 打印JSON字符串
        System.out.println(json);
    }
}

import json
from decimal import Decimal

# 创建一个包含Decimal的字典
data = {
    "key1": "value1",
    "key2": Decimal("10.5")
}

# 将字典序列化为JSON字符串
json_str = json.dumps(data)

# 打印JSON字符串
print(json_str)