java 对接联通业务util

package com.boqu.qnweb.util;

import lombok.Getter;
import lombok.Setter;
import org.apache.commons.lang3.StringUtils;
import org.apache.http.HttpEntity;
import org.apache.http.HttpResponse;
import org.apache.http.client.HttpClient;
import org.apache.http.client.methods.HttpPost;
import org.apache.http.entity.StringEntity;
import org.apache.http.impl.client.DefaultHttpClient;
import org.apache.http.params.CoreConnectionPNames;
import org.apache.http.util.EntityUtils;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.boot.context.properties.ConfigurationProperties;
import org.springframework.stereotype.Component;

import java.io.IOException;
import java.util.*;

/**
 * @author kindess
 * @description 联通业务util
 */
@Getter
@Setter
@Component
@ConfigurationProperties
public class UnicomUtil {

    /**
     * 联通分配appKey
     */
    @Value("${unicom.appKey}")
    private String appKey;

    /**
     * 联通分配密钥privateKey
     */
    @Value("${unicom.privateKey}")
    private String privateKey;

    /**
     * 充话费URL
     */
    @Value("${unicom.phoneRechargeUrl}")
    private String phoneRechargeUrl;

    /**
     * 充流量URL
     */
    @Value("${unicom.flowRechargeUrl}")
    private String flowRechargeUrl;

    /**
     * 生成签名
     *
     * @param parameters
     * @param privateKey
     * @return
     * @throws Exception
     */
    public static synchronized String createSign(Map parameters,
                                                 String privateKey) throws Exception {
        StringBuffer sb = new StringBuffer();
        // 将参数以参数名的字典升序排序
        SortedMap sortParams = new TreeMap(parameters);
        // 遍历排序的字典,并拼接"keyvalue"格式
        for (Map.Entry entry : sortParams.entrySet()) {
            String key = entry.getKey();
            String value = entry.getValue();
            if (StringUtils.isNotEmpty(value)) {
                sb.append(key).append(value);
            }
        }
        //key 密钥值追加到参数最后
        sb.append("key=").append(privateKey);
        String signValue = WXPayUtil.MD5(sb.toString()).toUpperCase();
        return signValue;
    }

    /**
     * 接联通业务用的http请求
     *
     * @param url   请求路径
     * @param param 参数
     * @return
     * @throws IOException
     */
    public static synchronized String doHttpPost(String url, String param) throws IOException {
        String result = "";
        HttpClient httpClient = new DefaultHttpClient();
        // 请求超时
        httpClient.getParams().setParameter(CoreConnectionPNames.CONNECTION_TIMEOUT, 30000);
        // 读取超时
        httpClient.getParams().setParameter(CoreConnectionPNames.SO_TIMEOUT, 60000);
        HttpPost httpPost = new HttpPost(url);
        httpPost.setHeader("Content-Type", "application/json");
        if (param != null) {
            // 解决中文乱码问题
            StringEntity entity = new StringEntity(param.toString(), "utf-8");
            httpPost.setEntity(entity);
        }
        HttpResponse response = httpClient.execute(httpPost);
        if (response != null) {
            HttpEntity resEntity = response.getEntity();
            if (resEntity != null) {
                result = EntityUtils.toString(resEntity, "UTF-8");
            }
        }
        return result;
    }

}

 

MD5工具类

/**
 * MD5工具类
 *
 * @author : kindess
 **/
public class WXPayUtil {

    /**
     * 生成 MD5
     *
     * @param data 待处理数据
     * @return
     * @throws Exception
     */
    public static String MD5(String data) throws Exception {
        MessageDigest md = MessageDigest.getInstance("MD5");
        byte[] array = md.digest(data.getBytes("UTF-8"));
        StringBuilder sb = new StringBuilder();
        for (byte item : array) {
            sb.append(Integer.toHexString((item & 0xFF) | 0x100).substring(1, 3));
        }
        return sb.toString();
    }

}