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地产行业如何利用Java实现精准营销

news 来源：原创 2024/9/20 7:51:43

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package com.ljs;import java.io.BufferedReader;
import java.io.BufferedWriter;
import java.io.Console;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileReader;
import java.io.FileWriter;
import java.io.IOException;
import java.io.InputStreamReader;
import java.io.PrintWriter;
import java.lang.reflect.MalformedParameterizedTypeException;
import java.net.URL;
import java.net.URLConnection;
import java.security.MessageDigest;
import java.text.ParseException;
import java.text.SimpleDateFormat;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Calendar;
import java.util.Collection;
import java.util.Collections;
import java.util.Comparator;
import java.util.Date;
import java.util.HashMap;
import java.util.HashSet;
import java.util.Iterator;
import java.util.List;
import java.util.ListIterator;
import java.util.Map;
import java.util.Set;
import java.util.TreeMap;import javax.lang.model.element.VariableElement;
import javax.management.monitor.MonitorSettingException;
import javax.print.attribute.standard.DateTimeAtCompleted;import org.junit.Test;public class MyTest {public static void main(String[] args) throws ParseException {long timestamp = System.currentTimeMillis();System.out.println(timestamp);String url = "http://www.lokapi.cn/smsUTF8.aspx"; String beforSign = "action=sendtemplate&username=18586975869&password="+getMD5String("18586975869")+"&token=389c1a49&timestamp="+timestamp;String postData = "action=sendtemplate&username=18586975869&password="+getMD5String("18586975869")+"&token=389c1a49&templateid=CF2D56FC&param=18586975869|666666&rece=json&timestamp="+timestamp+"&sign="+getMD5String(beforSign);String result = sendPost(url,postData); System.out.println(result);}  public static String sendPost(String url, String param) {PrintWriter out = null;BufferedReader in = null;String result = "";try {URL realUrl = new URL(url);// 打开和URL之间的连接URLConnection conn = realUrl.openConnection();// 设置通用的请求属性conn.setRequestProperty("accept", "*/*");conn.setRequestProperty("connection", "Keep-Alive");conn.setRequestProperty("user-agent","Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1;SV1)");// 发送POST请求必须设置如下两行conn.setDoOutput(true);conn.setDoInput(true);// 获取URLConnection对象对应的输出流out = new PrintWriter(conn.getOutputStream());// 发送请求参数out.print(param);// flush输出流的缓冲out.flush();// 定义BufferedReader输入流来读取URL的响应in = new BufferedReader(new InputStreamReader(conn.getInputStream()));String line;while ((line = in.readLine()) != null) {result += line;}} catch (Exception e) {System.out.println("发送 POST 请求出现异常！"+e);e.printStackTrace();}//使用finally块来关闭输出流、输入流finally{try{if(out!=null){out.close();}if(in!=null){in.close();}}catch(IOException ex){ex.printStackTrace();}}return result;}    public static String getMD5String(String rawString){    //用来计算MD5的函数String[] hexArray = {"0","1","2","3","4","5","6","7","8","9","A","B","C","D","E","F"};try{MessageDigest md = MessageDigest.getInstance("MD5");md.update(rawString.getBytes());byte[] rawBit = md.digest();String outputMD5 = " ";for(int i = 0; i<16; i++){outputMD5 = outputMD5+hexArray[rawBit[i]>>>4& 0x0f];outputMD5 = outputMD5+hexArray[rawBit[i]& 0x0f];}return outputMD5.trim();}catch(Exception e){System.out.println("计算MD5值发生错误");e.printStackTrace();}return null;}/*** 生成秘钥* * @param tm* @param key* @return*/public static String createSign(TreeMap<String, String> tm, String key) {StringBuffer buf = new StringBuffer(key);for (Map.Entry<String, String> en : tm.entrySet()) {String name = en.getKey();String value = en.getValue();if (!"sign".equals(name) && !"param".equals(name) && value != null && value.length() > 0 && !"null".equals(value)) {buf.append(name).append('=').append(value).append('&');}}String _buf = buf.toString();return _buf.substring(0, _buf.length() - 1);}/*** 将文件转成base64 字符串* @param path文件路径* @return  * * @throws Exception*/public static String encodeBase64File(String path) throws Exception {File file = new File(path);;FileInputStream inputFile = new FileInputStream(file);byte[] buffer = new byte[(int) file.length()];inputFile.read(buffer);inputFile.close();//return new BASE64Encoder().encode(buffer);
return "";}}