package com.ahgw.common.global; import java.util.regex.Pattern; /** * 截取HTML代码 * * @author YangJunping * @date 2010-7-15 */ public class Html2Text { public static void main(String[] args) { // StringBuffer htmlStr = new StringBuffer(); // htmlStr.append("<!DOCTYPE html PUBLIC '-//W3C//DTD XHTML 1.0 Transitional//EN' 'http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd'>") // .append("<html xmlns='http://www.w3.org/1999/xhtml' xml:lang='en'><head><title>aaa</title><mce:script type='text/javascript'></mce:script>") // .append("<link href="static_files/help.css" mce_href="static_files/help.css" rel='stylesheet' type='text/css' media='all' />") // .append("</head><body><ul><li>XXXX</li></ul></body></html>"); // System.out.println(Html2Text(htmlStr.toString())); String str = "了考虑卢卡斯打翻了卡萨丁上了课大风 " + " " + " " + " <img src="/images/newsContent/3.jpg" alt="" /> " + " " + " " + " 卢卡斯大风了卡萨丁飞卢卡斯大风卢卡斯大风洛克斯"; String t = Html2Text.Html2Text(str); System.out.println("t = " + t); } public static String Html2Text(String inputString) { String htmlStr = inputString; // 含html标签的字符串 String textStr = ""; java.util.regex.Pattern p_script; java.util.regex.Matcher m_script; java.util.regex.Pattern p_style; java.util.regex.Matcher m_style; java.util.regex.Pattern p_html; java.util.regex.Matcher m_html; java.util.regex.Pattern p_html1; java.util.regex.Matcher m_html1; try { String regEx_script = "<[//s]*?script[^>]*?>[//s//S]*?<[//s]*?///[//s]*?script[//s]*?>"; // 定义script的正则表达式{或<script[^>]*?>[//s//S]*?<///script> String regEx_style = "<[//s]*?style[^>]*?>[//s//S]*?<[//s]*?///[//s]*?style[//s]*?>"; // 定义style的正则表达式{或<style[^>]*?>[//s//S]*?<///style> String regEx_html = "<[^>]+>"; // 定义HTML标签的正则表达式 String regEx_html1 = "<[^>]+"; p_script = Pattern.compile(regEx_script, Pattern.CASE_INSENSITIVE); m_script = p_script.matcher(htmlStr); htmlStr = m_script.replaceAll(""); // 过滤script标签 p_style = Pattern.compile(regEx_style, Pattern.CASE_INSENSITIVE); m_style = p_style.matcher(htmlStr); htmlStr = m_style.replaceAll(""); // 过滤style标签 p_html = Pattern.compile(regEx_html, Pattern.CASE_INSENSITIVE); m_html = p_html.matcher(htmlStr); htmlStr = m_html.replaceAll(""); // 过滤html标签 p_html1 = Pattern.compile(regEx_html1, Pattern.CASE_INSENSITIVE); m_html1 = p_html1.matcher(htmlStr); htmlStr = m_html1.replaceAll(""); // 过滤html标签 textStr = htmlStr; } catch (Exception e) { System.err.println("Html2Text: " + e.getMessage()); } return textStr;// 返回文本字符串 } }
文章参考：http://blog.csdn.net/zdtwyjp/article/details/5736252