java获取网页超链接

sunnyes2008 2011-05-22 04:53:30
<a href="http://weibo.com/" target="_blank" onclick="if(document.showLogin.username.value!=''&&document.showLogin.password.value!=''){LoginSelect('miniblog');return false;}"><img src="http://i0.sinaimg.cn/dy/deco/2011/0427/mblog_zs.jpg" width="82" height="21" alt="进入微博" /></a>

<a href="http://login.sina.com.cn/" target="_blank">会员中心</a>

<a href="http://tech.sina.com.cn/focus/sinahelp.shtml" target="_blank">客服帮助</a>

<a href="http://mail.sina.net/" target="_blank">企业邮箱</a>

<a href="http://news.sina.com.cn/437/2008/0701/14.html" target="_blank" id="sinaMobile">手机新浪网</a>

<a href="javascript:void(0);" id="setHomePage" onclick="SetHome(this)" style="behavior:url(#default#homepage);">设为主页</a>

<a href="http://news.sina.com.cn/guide/" target="_blank">新浪导航</a>

<a href="javascript:void(0);" id="L_freemail" onclick="LoginSelect('freemail')">免费邮箱</a>

<a href="javascript:void(0);" id="L_vipmail" onclick="LoginSelect('vipmail')">VIP邮箱</a>

<a href="javascript:void(0);" id="L_2008mail" onclick="LoginSelect('2008mail')">2008邮箱</a>

如上面的那样,我想提取出http://xxxxxx.yyy 和后面的文字。比如
<a href="http://mail.sina.net/" target="_blank">企业邮箱</a> 我想要得到http://mail.sina.net 和 企业邮箱
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sunnyes2008 2011-05-23
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唉,没分就么悲剧啊。都没人顶下
旋转的锤子 2011-05-23
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你到底想要做什么啊?说全点行不!!!
旋转的锤子 2011-05-23
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你不早说。。。
sunnyes2008 2011-05-23
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我想要java代码。
旋转的锤子 2011-05-23
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js:

<a id="1" name="email" href="http://mail.sina.net/" target="_blank">企业邮箱</a>

var email=document.getElementById("1"); //双引号里面的id就是你想要获取的标签的id值
var emailString=email.innerHtml; //获取企业邮箱

var link=document.getElementById("1").href; //email 中的href

自己看吧!

<script language="javascript">
function test()
{
alert(document.getElementById("1").href);
alert(document.getElementById("1").innerHTML);
}
</script>
<body>
<a id="1" href="www.baidu.com">erer</a>
<input type="button" onClick="javascript:test()"/>
</body>


wensefu 2011-05-22
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用htmlparser啊
编写java浏览器程序 * * Explorer.java * * Created on 2009年6月20日 */ package container; /** * * @author Administrator */ public class Explorer extends javax.swing.JFrame { /** Creates new form Explorer */ public Explorer() { initComponents(); } /** This method is called from within the constructor to * initialize the form. * WARNING: Do NOT modify this code. The content of this method is * always regenerated by the Form Editor. */ @SuppressWarnings("unchecked") // private void initComponents() { jPanel1 = new javax.swing.JPanel(); jLabelSite = new javax.swing.JLabel(); jTextFieldAddress = new javax.swing.JTextField(); jButtonGo = new javax.swing.JButton(); jScrollPane1 = new javax.swing.JScrollPane(); jEditorPaneHTML = new javax.swing.JEditorPane(); setDefaultCloseOperation(javax.swing.WindowConstants.EXIT_ON_CLOSE); jLabelSite.setFont(new java.awt.Font("宋体", 1, 14)); // NOI18N jLabelSite.setText("地址:"); jButtonGo.setText("转到"); jButtonGo.addActionListener(new java.awt.event.ActionListener() { public void actionPerformed(java.awt.event.ActionEvent evt) { jButtonGoActionPerformed(evt); } }); javax.swing.GroupLayout jPanel1Layout = new javax.swing.GroupLayout(jPanel1); jPanel1.setLayout(jPanel1Layout); jPanel1Layout.setHorizontalGroup( jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING) .addGroup(jPanel1Layout.createSequentialGroup() .addGap(75, 75, 75) .addComponent(jLabelSite) .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED) .addComponent(jTextFieldAddress, javax.swing.GroupLayout.PREFERRED_SIZE, 276, javax.swing.GroupLayout.PREFERRED_SIZE) .addGap(2, 2, 2) .addComponent(jButtonGo, javax.swing.GroupLayout.PREFERRED_SIZE, 69, javax.swing.GroupLayout.PREFERRED_SIZE) .addContainerGap(70, Short.MAX_VALUE)) ); jPanel1Layout.setVerticalGroup( jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING) .addGroup(jPanel1Layout.createSequentialGroup() .addGap(19, 19, 19) .addGroup(jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE) .addComponent(jButtonGo) .addComponent(jLabelSite) .addComponent(jTextFieldAddress, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)) .addContainerGap(javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)) ); jEditorPaneHTML.setEditable(false); jEditorPaneHTML.addHyperlinkListener(new javax.swing.event.HyperlinkListener() { public void hyperlinkUpdate(javax.swing.event.HyperlinkEvent evt) { jEditorPaneHTMLHyperlinkUpdate(evt); } }); jScrollPane1.setViewportView(jEditorPaneHTML); javax.swing.GroupLayout layout = new javax.swing.GroupLayout(getContentPane()); getContentPane().setLayout(layout); layout.setHorizontalGroup( layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING) .addComponent(jPanel1, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE) .addGroup(layout.createSequentialGroup() .addGap(27, 27, 27) .addComponent(jScrollPane1, javax.swing.GroupLayout.PREFERRED_SIZE, 483, javax.swing.GroupLayout.PREFERRED_SIZE) .addContainerGap()) ); layout.setVerticalGroup( layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING) .addGroup(layout.createSequentialGroup() .addComponent(jPanel1, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE) .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED) .addComponent(jScrollPane1, javax.swing.GroupLayout.DEFAULT_SIZE, 312, Short.MAX_VALUE) .addContainerGap()) ); pack(); }// private void jButtonGoActionPerformed(java.awt.event.ActionEvent evt) { String myURL=this.jTextFieldAddress.getText().trim(); try{ if(myURL!=null&&!myURL.equals("")) jEditorPaneHTML.setPage(myURL); }catch(java.io.IOException e){ e.printStackTrace(); } } private void jEditorPaneHTMLHyperlinkUpdate(javax.swing.event.HyperlinkEvent evt) { try{ if(evt.getEventType()==javax.swing.event.HyperlinkEvent.EventType.ACTIVATED) jEditorPaneHTML.setPage(evt.getURL()); }catch(java.io.IOException e){ e.printStackTrace(); } } /** * @param args the command line arguments */ public static void main(String args[]) { java.awt.EventQueue.invokeLater(new Runnable() { public void run() { new Explorer().setVisible(true); } }); } // Variables declaration - do not modify private javax.swing.JButton jButtonGo; private javax.swing.JEditorPane jEditorPaneHTML; private javax.swing.JLabel jLabelSite; private javax.swing.JPanel jPanel1; private javax.swing.JScrollPane jScrollPane1; private javax.swing.JTextField jTextFieldAddress; // End of variables declaration }

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