package com.kmall.admin.haikong.utils;


import org.apache.commons.lang.StringUtils;

import java.util.Arrays;
import java.util.Map;

/**
 * 免税mall签名工具类
 */
public class VmcconnectSignUtils {


    public static String createSign(Map<String,String> params,String secretKey){
        // 排序
        String[] keys = params.keySet().toArray(new String[0]);
        Arrays.sort(keys);
        // 拼接
        StringBuilder stringBuffer = new StringBuilder();
        for (String key : keys) {
            String value = params.get(key);
            if (StringUtils.isNotEmpty(key) && StringUtils.isNotEmpty(value)) {
                stringBuffer.append(key).append("=").append(value).append("&");
            }
        }
        String signNew = Md5Utils.encryption(Md5Utils.encryption(stringBuffer.toString().substring(0,stringBuffer.toString().length()-1))+secretKey);
        return signNew;
    }



}