文本过滤标签

来源：互联网发布：apache和tomcat 编辑：程序博客网时间：2024/05/03 08:47

public static String Html2Text(String inputString) {
                 String htmlStr = inputString;
                 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
                  }