JAVA中正则表达式的应用2

 public static void main(String[] args)
    {
        InputStream is = CommonUtil.getStream("http://wz.csdn.net/");
        String regex = "(?<=href=\")[^\"]*";//查找网页中所有连接字符串
//        String regex2 = "[A-Za-z]*([\u4e00-\u9fa5]*)(?=\\d*(\\.\\d*)*)";
        String test="<td><a rel=\"mz\" href=\"http://bbs.csdn.net/\">论坛</a></td>";
        Pattern pattern = Pattern.compile(regex);
        Matcher matcher = pattern.matcher(test);
       //显示匹配上的字符串。一次只找匹配的一个，必须循环找出所有
        while(matcher.find())
        {
            System.out.println(matcher.group());
        }
        System.out.println(CommonUtil.patternText(test,regex));
        System.out.println(CommonUtil.replaceRegex(test,regex,""));
 }
/**
     * 根据指定的正则表达式验证指定的文本内容
     * @param content
     * @return
     * @throws UnsupportedEncodingException
     */
    public static boolean patternText(String text,String regex)
    {
//        Pattern pattern=Pattern.compile("[A-Za-z]*([\u4e00-\u9fa5]*)(?=\\d*(\\.\\d*)*)");
        Pattern pattern = Pattern.compile(regex);
        Matcher matcher = patt