java 中正则过滤html标签

public static String delHtml(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_html;
        java.util.regex.Matcher m_html;

        try {
            String regEx_html = "<[^>]+>"; // 定义HTML标签的正则表达式

            String regEx_script = "<[/s]*?script[^>]*?>[/s/S]*?<[/s]*?//[/s]*?script[/s]*?>"; // 定义script的正则表达式{或]*?>[/s/S]*?

            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_html = Pattern.compile(regEx_html, Pattern.CASE_INSENSITIVE);
            m_html = p_html.matcher(htmlStr);
            htmlStr = m_html.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
    }