SWING实现新浪微博客户端（2）提取关注好友信息
思路：
当用户登录完成后，（登录问题请参见，SWING实现新浪微博客户端（1）自动登录功能 ）
1，模拟用户动作自动进入关注好友页面
2，根据关注好友页面结构提取关注好友的用户信息
3，将用户信息发送到后台，(例子中是在CONSOL中输出)
一，分析URL地址结构通过分析得知关注用户的URL地址为 http://t.sina.com.cn/2023096077/follow
而登录成功后的地址为
二，根据关注好友页面结构提取关注好友的用户信息
三，将用户信息发送到后台，(例子中是在CONSOL中输出)
import java.awt.BorderLayout;import java.io.File;import java.io.FileNotFoundException;import java.io.FileOutputStream;import java.io.IOException;import java.io.InputStream;import java.net.URL;import java.util.Properties;import javax.swing.BorderFactory;import javax.swing.JFrame;import javax.swing.JPanel;import javax.swing.SwingUtilities;import chrriis.common.UIUtils;import chrriis.dj.nativeswing.swtimpl.NativeInterface;import chrriis.dj.nativeswing.swtimpl.components.JWebBrowser;import chrriis.dj.nativeswing.swtimpl.components.WebBrowserAdapter;import chrriis.dj.nativeswing.swtimpl.components.WebBrowserCommandEvent;import chrriis.dj.nativeswing.swtimpl.components.WebBrowserNavigationEvent;public class SSOSina extends JPanel { protected static final String LS = System.getProperty("line.separator"); private static final String loginUrl="http://t.sina.com.cn"; private static Properties userProperties=new Properties(); public SSOSina() { super(new BorderLayout()); InputStream in = this.getClass().getResourceAsStream("userProperties.properties"); if (in == null) { in = Thread.currentThread().getContextClassLoader().getResourceAsStream("userProperties.properties"); if (in == null) { in = this.getClass().getClassLoader().getResourceAsStream("userProperties.properties"); } } try {userProperties.load(in);} catch (IOException e1) {e1.printStackTrace();} JPanel webBrowserPanel = new JPanel(new BorderLayout()); webBrowserPanel.setBorder(BorderFactory.createTitledBorder("DJNative JAVA浏览器实现 实现新浪微博自动登录")); final JWebBrowser webBrowser = new JWebBrowser(); webBrowser.setBarsVisible(true); webBrowser.setDefaultPopupMenuRegistered(true); webBrowser.setStatusBarVisible(true); webBrowser.navigate(loginUrl); //单点登录自动提交监听器 class SaveUserListener extends WebBrowserAdapter{ @Override public void commandReceived(WebBrowserCommandEvent e) { String command = e.getCommand(); Object[] parameters = e.getParameters(); if("print".equals(command)) { String html = (String)parameters[0] ; System.out.println(html); } if("saveuser".equals(command)) { String loginname = (String)parameters[0] ; String password = (String)parameters[1] ; userProperties.setProperty("loginname", loginname); userProperties.setProperty("password", password);try {String runningURL = (new URL(SaveUserListener.class.getProtectionDomain().getCodeSource().getLocation(),".")).openConnection().getPermission().getName();userProperties.save(new FileOutputStream(new File(runningURL+"userProperties.properties")),"changed");} catch (FileNotFoundException e1) {e1.printStackTrace();} catch (IOException e1) {e1.printStackTrace();} } } } class ReLoginListener extends WebBrowserAdapter{ public void locationChanged(WebBrowserNavigationEvent e) { if (e.getNewResourceLocation().equals("http://t.sina.com.cn")){ userProperties.setProperty("loginname", ""); userProperties.setProperty("password", ""); try { String runningURL = (new URL(SaveUserListener.class .getProtectionDomain().getCodeSource().getLocation(), ".")).openConnection().getPermission().getName(); userProperties.save(new FileOutputStream(new File(runningURL+"jdsclient_init.properties")),"changed"); } catch (FileNotFoundException e1) { e1.printStackTrace(); } catch (IOException e1) { e1.printStackTrace(); } String script="function saveuser(){" +LS+ "sendNSCommand('saveuser',document.getElementById('loginname').value,document.getElementById('password').value);"+LS+ "void(0);" +LS+ "}" +LS+ "document.getElementById('login_submit_btn').href=\"javascript:'saveuser()'\";document.getElementById('login_submit_btn').attachEvent('onclick',saveuser);" +LS+ "alert('用户名密码错误请重新输入');" +LS+ ""; e.getWebBrowser().executeJavascript(script); } } } class GetUserListener extends WebBrowserAdapter{ public void locationChanged(WebBrowserNavigationEvent e) { //判断登录成功进入首页 if( e.getWebBrowser().getPageTitle().indexOf("我的首页 ")>-1){ String url=e.getNewResourceLocation(); String id=url.substring(url.lastIndexOf("/")+1, url.length()); e.getWebBrowser().navigate("http://t.sina.com.cn/"+id+"/follow");//跳转到用户关注页面 } if (e.getNewResourceLocation().endsWith("/follow")){ //首先重写App.followcancel方法，修改为输出到控制台的日志 //跟据HTML规则提取关注用户HTML，再模拟点击 String script="var tagName='a';" + " App.followcancel=function(id,div,type,name,sex)" + "{" + "sendNSCommand('print','id='+id+';'+'name='+name)" + "};" + "var allA=document.all.tags(tagName);" + "for(var i=0 ;i<allA.length;i++){" + "if (allA[i].outerHTML.indexOf('App.followcancel(')>-1)" + "{" + "allA[i].click();" + "sendNSCommand('print',allA[i].outerHTML)" + "}" + "}"; e.getWebBrowser().executeJavascript(script); } } } class SsoListener extends WebBrowserAdapter{ public void locationChanged(WebBrowserNavigationEvent e) { if (e.getNewResourceLocation().equals("http://t.sina.com.cn/")){ String loginname= userProperties.getProperty("loginname") ; String password= userProperties.getProperty("password") ; if ((loginname!=null &&!loginname.equals("")) && (password!=null && !loginname.equals(""))){ String script="document.getElementById('loginname').value='"+loginname+"';" +LS+ "document.getElementById('password').value='"+password+"';" +LS+ "document.getElementById('login_submit_btn').click();"; e.getWebBrowser().executeJavascript(script); //此处为修改代码 e.getWebBrowser().removeWebBrowserListener(this);//关闭当前监听 //此处为修改代码 }else{ String script="function saveuser(){" +LS+ "sendNSCommand('saveuser',document.getElementById('loginname').value,document.getElementById('password').value);"+LS+ "}" +LS+ "document.getElementById('login_submit_btn').attachEvent('onclick',saveuser);" +LS+ "alert('存储的用户名密码为空，请输入用户名密码')" +LS+ ""; e.getWebBrowser().executeJavascript(script); e.getWebBrowser().removeWebBrowserListener(this); e.getWebBrowser().addWebBrowserListener(new ReLoginListener()); } }else{ System.out.println(e.getNewResourceLocation()); } } } webBrowser.addWebBrowserListener(new SaveUserListener()); webBrowser.addWebBrowserListener(new SsoListener()); webBrowser.addWebBrowserListener(new GetUserListener());//添加GetUserListener webBrowserPanel.add(webBrowser, BorderLayout.CENTER); add(webBrowserPanel, BorderLayout.CENTER); } public InputStream loadResource(String name) { InputStream in = this.getClass().getResourceAsStream(name); if (in == null) { in = Thread.currentThread().getContextClassLoader().getResourceAsStream(name); if (in == null) { in = this.getClass().getClassLoader().getResourceAsStream(name); } } return in; } public static void main(String[] args) { UIUtils.setPreferredLookAndFeel(); NativeInterface.open(); SwingUtilities.invokeLater(new Runnable() { public void run() { JFrame frame = new JFrame("测试新浪微博登录"); frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE); frame.getContentPane().add(new SSOSina(), BorderLayout.CENTER); frame.setSize(800, 600); frame.setLocationByPlatform(true); frame.setVisible(true); } }); NativeInterface.runEventPump(); } }