/*
 * Copyright (c) 2016 Inocybe Technologies and others.  All rights reserved.
 *
 * This program and the accompanying materials are made available under the
 * terms of the Eclipse Public License v1.0 which accompanies this distribution,
 * and is available at http://www.eclipse.org/legal/epl-v10.html
 */
package org.opendaylight.netconf.console.commands;

import com.google.common.base.Strings;
import java.util.regex.Pattern;

final class NetconfCommandUtils {
    private static final Pattern IP_PATTERN = Pattern.compile("^([01]?\\d\\d?|2[0-4]\\d|25[0-5])\\."
        + "([01]?\\d\\d?|2[0-4]\\d|25[0-5])\\."
        + "([01]?\\d\\d?|2[0-4]\\d|25[0-5])\\."
        + "([01]?\\d\\d?|2[0-4]\\d|25[0-5])$");

    private NetconfCommandUtils() {
        // Hidden on purpose
    }

    static boolean isPortValid(final String devicePort) {
//        if (Strings.isNullOrEmpty(devicePort)) {
//            return false;
//        }
        final int port;
        try {
            port = Integer.parseInt(devicePort);
        } catch (NumberFormatException e) {
            return false;
        }
        return port >= 0 && port <= 65535;
    }

    static boolean isIpValid(final String deviceIp) {
        if (Strings.isNullOrEmpty(deviceIp)) {
            return false;
        }
        return IP_PATTERN.matcher(deviceIp).matches();
    }
}