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Код


    public static void main(String[] args) throws MalformedURLException, IOException {
        String S;
        try {
            if (args.length>0) {
                S=args[0].toString();
            } else {
                S="http://mail.ru:80";
            }
        } catch (Exception E) {
            S="http://mail.ru:80";
        }

        URL hp = new URL(S);
        System.out.println("Protocol:   " + hp.getProtocol());
        System.out.println("Port:       " + hp.getPort());
        System.out.println("Host:       " + hp.getHost());
        System.out.println("File:       " + hp.getFile());
        System.out.println("Ext:        " + hp.toExternalForm());
        URLConnection hpCon = hp.openConnection();
        hpCon.connect();
        System.out.println("Date:   " + new Date(hpCon.getDate()));
        System.out.println("Type:   " + hpCon.getContentType());
        System.out.println("Exp:    " + hpCon.getExpiration());
        System.out.println("Last M: " + hpCon.getLastModified());
        System.out.println("Length: " + hpCon.getContentLength());
        if (hpCon.getContentLength() > 0) {
            System.out.println("=== Content ===");
            InputStream input = hpCon.getInputStream();
            int i=hpCon.getContentLength();
            int c;
            while (((c = input. read()) != -1) && (--i > 0)) {
                System.out.print((char) c);
            }
            input.close();
        } else {
            System.out.println("No Content Available");
        }
    }

Код


D:\>java MainProject http://forum.vingrad.ru/faq/act-Post/CODE-00/f-104/syntax-java.html
Protocol:   http
Port:       -1
Host:       forum.vingrad.ru
File:       /faq/act-Post/CODE-00/f-104/syntax-java.html
Ext:        http://forum.vingrad.ru/faq/act-Post/CODE-00/f-104/syntax-java.html
Date:   Sat Jul 04 22:28:23 EEST 2009
Type:   text/html; charset=UTF-8
Exp:    1246742903000
Last M: 0
Length: -1
No Content Available