public ProxySelectorImpl() 
{
        super();
}

 public  void connectFailed(URI uri,
    SocketAddress sa,
    IOException ioe) 
{
        if (null == uri || null == sa || null == ioe) {
            // luni.4D=Argument must not be null"
            throw new IllegalArgumentException(Messages.getString("luni.4D")); //$NON-NLS-1$
        }
}

 public List<Proxy> select(URI uri) 
{
        // argument check
        if (null == uri) {
            // luni.4D=Argument must not be null
            throw new IllegalArgumentException(Messages.getString("luni.4D")); //$NON-NLS-1$
        }
        // check scheme
        String scheme = uri.getScheme();
        if (null == scheme) {
            throw new IllegalArgumentException();
        }
        String host = uri.getHost();
        Proxy proxy = Proxy.NO_PROXY;
        if ("http".equals(scheme)) { //$NON-NLS-1$
            proxy = selectHttpProxy(host);
        } else if ("https".equals(scheme)) { //$NON-NLS-1$
            proxy = selectHttpsProxy();
        } else if ("ftp".equals(scheme)) { //$NON-NLS-1$
            proxy = selectFtpProxy(host);
        } else if ("socket".equals(scheme)) { //$NON-NLS-1$
            proxy = selectSocksProxy();
        }
        List< Proxy > proxyList = new ArrayList< Proxy >(1);
        proxyList.add(proxy);
        return proxyList;
}