Class WebCurl

WebCurl/WebCurl.java:17–526

import java.util.regex.Pattern;

public class WebCurl {

    /*
     * 函数说明：
     *   getTitle(String webcontent):
     *   输入参数：web页面信息html
     *   返回结果：标题
     * */

    public static String getTitle(String webContent){
        Pattern pattern = Pattern.compile("<title>.*?</title>",Pattern.CASE_INSENSITIVE|Pattern.DOTALL);
        Matcher ma =pattern.matcher(webContent);
        while (ma.find()){
            //System.out.println(ma.group());
            return outTag(ma.group());
        }
        return null;
    }


    //去除标题中的一些无关信息
    public static String outTag(String s)
    {
        String title = s.replaceAll("<.*?>", "");
        title=replaceBlank(title);
        title = title.replace("首页", "");
        title = title.replace("-", "");
        title = title.replace("主页", "");
        title = title.replace("官网", "");
        title = title.replace("欢迎进入", "");
        title = title.replace("欢迎访问", "");
        title = title.replace("登录入口", "");
        return title;
    }

    //除去标题字符串中的\t制表符 \n回车 \r换行符
    public static String replaceBlank(String str) {
        String dest = "";
        if (str!=null) {
            Pattern p = Pattern.compile("\\s*|\t|\r|\n");
            Matcher m = p.matcher(str);
            dest = m.replaceAll("");
        }
        return dest;
    }

    /*
    * 功能说明：
    * 输入参数：域名
    * 返回参数：IP地址
    * */
    public void getIpName(WebInfo wi,String damin){
        try{
            InetAddress inetAddress = InetAddress.getByName(damin);
            String host_damin =inetAddress.getHostAddress();
            wi.domain = damin;
            wi.ip = host_damin;
            System.out.println(wi.ip);