java短信验证

实现短信验证，需要第三方平台，

接下来我们用网易云来实现，

先到官网上注册，得到id,key,官网上都有实例，

package com.yinhe.utils;    import java.security.MessageDigest;  import java.util.ArrayList;  import java.util.Date;  import java.util.List;    import org.apache.http.HttpRequest;  import org.apache.http.HttpResponse;  import org.apache.http.NameValuePair;  import org.apache.http.client.entity.UrlEncodedFormEntity;  import org.apache.http.client.methods.HttpPost;  import org.apache.http.impl.client.DefaultHttpClient;  import org.apache.http.message.BasicNameValuePair;  import org.apache.http.util.EntityUtils;    /**   * 发送验证码   * @author liuxuanlin   *   */  public class MessageUtils {      //发送验证码的请求路径URL      private static final String              SERVER_URL="https://api.netease.im/sms/sendcode.action";      //网易云信分配的账号，请替换你在管理后台应用下申请的Appkey      private static final String               APP_KEY="9c8544*************c6a80";      //网易云信分配的密钥，请替换你在管理后台应用下申请的appSecret      private static final String APP_SECRET="03d****ade";      //随机数      private static final String NONCE="0123456789";      //短信模板ID      private static final String TEMPLATEID="3119013";           //验证码长度，范围4～10，默认为4      private static final String CODELEN="6";        public static String sendMessage(String phone) throws Exception {           //手机号          String MOBILE=phone;          DefaultHttpClient httpClient = new DefaultHttpClient();          HttpPost httpPost = new HttpPost(SERVER_URL);          String curTime = String.valueOf((new Date()).getTime() / 1000L);          /*           * 参考计算CheckSum的java代码，在上述文档的参数列表中，有CheckSum的计算文档示例           */          String checkSum = CheckSumBuilder.getCheckSum(APP_SECRET, NONCE, curTime);            // 设置请求的header          httpPost.addHeader("AppKey", APP_KEY);          httpPost.addHeader("Nonce", NONCE);          httpPost.addHeader("CurTime", curTime);          httpPost.addHeader("CheckSum", checkSum);          httpPost.addHeader("Content-Type", "application/x-www-form-urlencoded;charset=utf-8");            // 设置请求的的参数，requestBody参数          List<NameValuePair> nvps = new ArrayList<NameValuePair>();          /*           * 1.如果是模板短信，请注意参数mobile是有s的，详细参数配置请参考“发送模板短信文档”           * 2.参数格式是jsonArray的格式，例如 "['13888888888','13666666666']"           * 3.params是根据你模板里面有几个参数，那里面的参数也是jsonArray格式           */          nvps.add(new BasicNameValuePair("templateid", TEMPLATEID));          nvps.add(new BasicNameValuePair("mobile", MOBILE));          nvps.add(new BasicNameValuePair("codeLen", CODELEN));            httpPost.setEntity(new UrlEncodedFormEntity(nvps, "utf-8"));            // 执行请求          HttpResponse response = httpClient.execute(httpPost);          /*           * 1.打印执行结果，打印结果一般会200、315、403、404、413、414、500           * 2.具体的code有问题的可以参考官网的Code状态表           */                    return EntityUtils.toString(response.getEntity(), "utf-8");        }        }  class CheckSumBuilder {      // 计算并获取CheckSum      public static String getCheckSum(String appSecret, String nonce, String curTime) {          return encode("sha1", appSecret + nonce + curTime);      }        // 计算并获取md5值      public static String getMD5(String requestBody) {          return encode("md5",requestBody);      }        private static String encode(String algorithm, String value) {          if (value == null) {              return null;          }          try {              MessageDigest messageDigest                      = MessageDigest.getInstance(algorithm);              messageDigest.update(value.getBytes());              return getFormattedText(messageDigest.digest());          } catch (Exception e) {              throw new RuntimeException(e);          }      }      private static String getFormattedText(byte[] bytes) {          int len = bytes.length;          StringBuilder buf = new StringBuilder(len * 2);          for (int j = 0; j < len; j++) {              buf.append(HEX_DIGITS[(bytes[j] >> 4) & 0x0f]);              buf.append(HEX_DIGITS[bytes[j] & 0x0f]);          }          return buf.toString();      }      private static final char[] HEX_DIGITS = { '0', '1', '2', '3', '4', '5',              '6', '7', '8', '9', 'a', 'b', 'c', 'd', 'e', 'f' };  }  [html] view plain copypackage com.yinhe.web.servlet;    import java.io.IOException;  import java.io.PrintWriter;    import javax.servlet.ServletException;  import javax.servlet.http.HttpServlet;  import javax.servlet.http.HttpServletRequest;  import javax.servlet.http.HttpServletResponse;    import com.alibaba.fastjson.JSON;  import com.alibaba.fastjson.JSONObject;  import com.yinhe.utils.MessageUtils;    public class MessageServlet extends BaseServlet {      public void hqyzm(HttpServletRequest req,HttpServletResponse resp) throws Exception {          //MessageUtils.sendMsg(req.getParameter("phone"), req.getParameter("yanz"));          String phone=req.getParameter("phone");          String  me=MessageUtils.sendMessage(phone);          System.out.println(me);          JSONObject jsonObject= (JSONObject) JSON.parse(me);          String obj = jsonObject.getString("obj");            req.getSession().setAttribute("code", obj);          System.out.println(obj);          resp.setContentType("text/html;charset=UTF-8");          boolean result=false;          if(phone!=null){              result=true;          }          String jsonString = "{'result':"+result+"}";          resp.getWriter().println(jsonString);      }  public void yz(HttpServletRequest req,HttpServletResponse resp) {        String  p=req.getParameter("yanz");        System.out.println(p);        System.out.println(req.getSession().getAttribute("code"));          if(p.equals(req.getSession().getAttribute("code"))){              try {                  resp.setContentType("text/html;charset=UTF-8");                  resp.getWriter()                  .println(                          "<script>confirm('验证码正确！');location.href='/ShopStore/duanxin.jsp?';</script>");              } catch (IOException e) {                  // TODO Auto-generated catch block                  e.printStackTrace();              }          }else {              try {                  resp.setContentType("text/html;charset=UTF-8");                  resp.getWriter()                  .println(                          "<script>confirm('验证码错误');location.href='/ShopStore/duanxin.jsp?';</script>");              } catch (IOException e) {                  // TODO Auto-generated catch block                  e.printStackTrace();              }          }  }  }  [java] view plain copy<%@ page language="java" import="java.util.*" pageEncoding="UTF-8"%>    <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">  <html>    <head>            <title>My JSP 'duanxin.jsp' starting page</title>            <meta http-equiv="pragma" content="no-cache">    </head>  <script src="js/jquery.js" type="text/javascript"></script>  <script src="js/jquery.validate.js" type="text/javascript"></script>    <style type="text/css">  </style>  <style type="text/css">  label.error {     COLOR: red;  }  </style>  <script type="text/javascript">   jQuery.validator.addMethod("checka",function(value){        var reg=/^[0-9_]{11}$/;        return reg.test(value);    },"输入格式有误,请输入11位有效的手机号码！");      $(document).ready(function() {          jQuery("#regForm").validate({              rules : {                  "phone" : {                      required : true,                      checka:true                  }                  ,"yanz" : {                      required : true                  }              },              messages : {                  "phone" : {                      required : "手机号不能为空",                  }                  ,"yanz" : {                      required : "请输入验证码"                  }                                },              errorElement : "label",              highlight : function(element, errorClass)//针对验证的表单添加高亮显示              {                  $(element).addClass(errorClass);              },              success : function(label) {                  label.html("").addClass("valid");              }            })        })  </script>  <script type="text/javascript">      function check(){          $.ajax({              url:"${pageContext.request.contextPath}/duanxin?method=hqyzm",              data:{"phone":$("#myphone").val()},              dataType:"json",              type:"post",              //true 异步              //false 同步              async:false,              success:function(data){              if(!data.result){                      alert("验证码发送失败");                  }else{                      alert("验证码已发送，请注意查收");                  }              }          });      }  </script>    <body>    <form action="${pageContext.request.contextPath}/duanxin?method=yz" method="post"  id="regForm">      请输入手机号：<input type="text" name="phone" value="${phone}"  id="myphone"><br>      验     证     码：<input type="text" name="yanz" value="">  <input type="button" onclick="check()" value="点击获取验证码"></input><br>      <input type="submit">      </form>    </body>  </html>