编辑代码

import cn.hutool.core.collection.CollUtil;
import cn.hutool.core.util.RandomUtil;
import cn.hutool.core.util.URLUtil;
import cn.hutool.crypto.SecureUtil;
import cn.hutool.crypto.asymmetric.KeyType;

class Main {

public static final String private_key = "";
public static final String public_key = "";

	public static void main(String[] args) {
        //JSRUN引擎2.0，支持多达30种语言在线运行，全仿真在线交互输入输出。
        Map<String, Object> params = new HashMap<>();
        params.put("bidTag","123");
		String code =
        SecureUtil.rsa(private_key, public_key)
            .encryptBase64(JsonUtil.toJsonFromObject(params), KeyType.PublicKey);
	}

}