说明
本实例可以监控聚划算的抢购button,在聚划算整点聚的时间到达时自己主动弹开页面(URL自定义)。
能够自己定义监控持续分钟数,同一时候还能够通过多线程加快刷新速度。
源代码
package com.itechzero.pricemonitor; import java.io.BufferedInputStream; import java.io.BufferedReader; import java.io.InputStream; import java.io.InputStreamReader; import java.io.OutputStreamWriter; import java.net.URI; import java.net.URL; import java.net.URLConnection; import java.text.SimpleDateFormat; import java.util.Date; /** * PriceMonitor.java * * @author Techzero * @Email techzero@163.com * @Time 2014-5-21 下午1:24:30 */ class MyThread extends Thread { public void run() { try { // 此处參数为监控持续分钟数 PriceMonitor.monitorButton(10); } catch (Exception e) { e.printStackTrace(); } } }; public class PriceMonitor { // 监控的商品URL private static String URL = "http://detail.ju.taobao.com/home.htm?spm=608.2214381.3.1.AdPEjn&item_id=38260927591&id=10000002781939"; // 监视按钮 public static void monitorButton(int lastMinute) { int nowMinute = Integer.parseInt(new SimpleDateFormat("mm").format(new Date())); int endMinute = Integer.parseInt(new SimpleDateFormat("mm").format(new Date())) + lastMinute; while (nowMinute < endMinute) { nowMinute = Integer.parseInt(new SimpleDateFormat("mm").format(new Date())); String result[] = getCurrentButtonAndForm(URL, "gb2312").split(","); // 当前按钮状态 String currentButton = result[0]; // 立即抢 表单 //String form = result[1]; String nowTime = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss").format(new Date()); System.out.println(nowTime + " - 如今按钮是 " + currentButton); if (currentButton == "立即抢" || currentButton.equals("立即抢") || currentButton == "还有机会" || currentButton.equals("还有机会")) { System.out.println("赶紧下单!
"); try { java.awt.Desktop.getDesktop().browse(new URI(URL)); } catch (Exception e) { e.printStackTrace(); } //doPost(form); break; } else if (currentButton == "卖光了" || currentButton.equals("卖光了") || currentButton.equals("已结束") || currentButton.equals("已结束")) { System.out.println("下次再试吧。"); break; } else { System.out.println("还没開始呢,再等等吧!
"); } } } // 获取当前按钮状态 public static String getCurrentButtonAndForm(String url, String encoding) { if (url == null || "".equals(url.trim())) return null; String buttonState = ""; StringBuffer content = new StringBuffer(); boolean formFlag = false; try { // 新建URL对象 URL u = new URL(url); InputStream is = new BufferedInputStream(u.openStream()); InputStreamReader theHTML = new InputStreamReader(is, encoding != null ? encoding : "gb2312"); BufferedReader br = new BufferedReader(theHTML); String s = ""; while ((s = br.readLine()) != null) { if (s.indexOf("<input type="submit" class="buyaction J_BuySubmit" title="立即抢" value="立即抢"/>") != -1) { buttonState = "立即抢"; } else if (s.indexOf("<a href="#" class="extra notice J_BuyButtonSub">开团提醒</a>") != -1) { buttonState = "开团提醒"; } else if (s.indexOf("<div class="main-box chance ">") != -1) { buttonState = "还有机会"; } else if (s.indexOf("<span class="out floatright">卖光了...</span>") != -1) { buttonState = "卖光了"; } else if (s.indexOf("<span class="out floatright">已结束...</span>") != -1) { buttonState = "已结束"; } if (s.indexOf("<form class="J_BuySubForm" data-ccb="0" data-ques="0" action") != -1) { content.append(s + " "); formFlag = true; } if (formFlag == true) { if (s.indexOf("<input name='_tb_token_' type='hidden' value") != -1) { content.append(s + " "); } if (s.indexOf("<input type="hidden" name="_input_charset" value") != -1) { content.append(s + " "); } if (s.indexOf("<input type="hidden" name="itemId" value") != -1) { content.append(s + " "); } if (s.indexOf("<input type="hidden" name="id" value") != -1) { content.append(s + " "); } if (s.indexOf("<input type="hidden" name="tgType" value") != -1) { content.append(s + " "); } if (s.indexOf("<input type="submit" class="buyaction J_BuySubmit"") != -1) { content.append(s + " "); } if (s.indexOf("</form>") != -1) { content.append(s + " "); } } if (s.indexOf("<div class="time-banner">") != -1) { break; } } br.close(); } catch (Exception e) { System.err.println(e); return "Open URL Error"; } return buttonState + "," + content; } // 提交表单 public static String doPost(String form) { StringBuffer content = new StringBuffer(); try { URLConnection connection = new URL(URL).openConnection(); connection.setDoOutput(true); OutputStreamWriter os = new OutputStreamWriter(connection.getOutputStream(), "UTF-8"); os.write(form); os.flush(); os.close(); InputStream is = connection.getInputStream(); InputStreamReader theHTML = new InputStreamReader(is); BufferedReader br = new BufferedReader(theHTML); String s = ""; while ((s = br.readLine()) != null) { content.append(s + " "); } } catch (Exception e) { e.printStackTrace(); } // 返回提交表单后返回的页面内容 return content.toString(); } // 登录 public static void doLogin(String username, String password) { String form = "<form id="J_StaticForm" action="https://login.taobao.com/member/login.jhtml" method="post" autocomplete="on"><input type="text" name="TPL_username" id="TPL_username_1" value="" + username + ""><input type="password" name="TPL_password" id="TPL_password_1" value="" + password + ""><input type="hidden" id="J_TPL_redirect_url" name="TPL_redirect_url" value="http://www.taobao.com/?
spm=a2107.1.1000340.1.AL2Mpn"><button type="submit" id="J_SubmitStatic">登 录</button></form>"; doPost(form); } public static void main(String[] args) { //doLogin(); // new MyThread().start(); // new MyThread().start(); // new MyThread().start(); // new MyThread().start(); // new MyThread().start(); // new MyThread().start(); // new MyThread().start(); new MyThread().start(); } }