java实现发送手机验证码功能

 <dependency>                                                                               

     <groupId>com.alibaba</groupId>                                                        

     <artifactId>fastjson</artifactId>

     <version>1.2.47</version>

 </dependency>   

package com.group.util;

 

import java.io.BufferedReader;

import java.io.InputStreamReader;

import java.io.OutputStreamWriter;

import java.net.HttpURLConnection;

import java.net.URL;

import java.security.MessageDigest;

import java.security.NoSuchAlgorithmException;

import java.text.SimpleDateFormat;

import java.util.Date;

 

import com.alibaba.fastjson.JSONObject;

 

/**

 * 

 * @Title:GetMessageCode

 * @Description:发送验证码

 * @author:ヅ零碎de記憶ぷ

 * @Date 2018年7月4日 下午9:27:04

 */

public class GetMessageCode {

    private static final String QUERY_PATH = "https://api.miaodiyun.com/20150822/industrySMS/sendSMS";

    private static final String ACCOUNT_SID = "";

    private static final String AUTH_TOKEN = "";

 

    // 根据相应的手机号发送验证码

    public static String getCode(String phone) {

        String rod = smsCode();

        String timestamp = getTimestamp();

        String sig = getMD5(ACCOUNT_SID, AUTH_TOKEN, timestamp);

        String tamp = "【联途旅游】尊敬的用户，您好，您的验证码为：" + rod + "，若非本人操作，请忽略此短信。";

        OutputStreamWriter out = null;

        BufferedReader br = null;

        StringBuilder result = new StringBuilder();

        try {

            URL url = new URL(QUERY_PATH);

            HttpURLConnection connection = (HttpURLConnection) url.openConnection();

            connection.setRequestMethod("POST");

            connection.setDoInput(true);// 设置是否允许数据写入

            connection.setDoOutput(true);// 设置是否允许参数数据输出

            connection.setConnectTimeout(5000);// 设置链接响应时间

            connection.setReadTimeout(10000);// 设置参数读取时间

            connection.setRequestProperty("Content-type", "application/x-www-form-urlencoded");

            // 提交请求

            out = new OutputStreamWriter(connection.getOutputStream(), "UTF-8");

            String args = getQueryArgs(ACCOUNT_SID, tamp, phone, timestamp, sig, "JSON");

            out.write(args);

            out.flush();

            // 读取返回参数

 

            br = new BufferedReader(new InputStreamReader(connection.getInputStream(), "UTF-8"));

            String temp = "";

            while ((temp = br.readLine()) != null) {

                result.append(temp);

            }

        } catch (Exception e) {

            // TODO Auto-generated catch block

            e.printStackTrace();

        }

        JSONObject json = JSONObject.parseObject(result.toString());

        String respCode = json.getString("respCode");

        String defaultRespCode = "00000";

        if (defaultRespCode.equals(respCode)) {

            return rod;

        } else {

            return defaultRespCode;

        }

    }

 

    // 定义一个请求参数拼接方法

    public static String getQueryArgs(String accountSid, String smsContent, String to, String timestamp, String sig,

            String respDataType) {

        return "accountSid=" + accountSid + "&smsContent=" + smsContent + "&to=" + to + "&"+"timestamp=" + timestamp

                + "&sig=" + sig + "&respDataType=" + respDataType;

    }

 

    // 获取时间戳

    public static String getTimestamp() {

        return new SimpleDateFormat("yyyyMMddHHmmss").format(new Date());

    }

 

    // sing签名

    public static String getMD5(String sid, String token, String timestamp) {

 

        StringBuilder result = new StringBuilder();

        String source = sid + token + timestamp;

        // 获取某个类的实例

        try {

            MessageDigest digest = MessageDigest.getInstance("MD5");

            // 要进行加密的东西

            byte[] bytes = digest.digest(source.getBytes());

            for (byte b : bytes) {

                String hex = Integer.toHexString(b & 0xff);

                if (hex.length() == 1) {

                    result.append("0" + hex);

                } else {

                    result.append(hex);

                }

            }

        } catch (NoSuchAlgorithmException e) {

            // TODO Auto-generated catch block

            e.printStackTrace();

        }

 

        return result.toString();

    }

 

    // 创建验证码

    public static String smsCode() {

        String random = (int) ((Math.random() * 9 + 1) * 100000) + "";

        return random;

    }

}

 

package com.message.test;

 

public class Test {

 

    public static void main(String[] args) {

        String phone = "12345678910";

        GetMessageCode.getCode(phone);

    }

 

}