NetworkUtils.java 2.93 KB
/*
 *
 *  *    Copyright (C) 2016 Amit Shekhar
 *  *    Copyright (C) 2011 Android Open Source Project
 *  *
 *  *    Licensed under the Apache License, Version 2.0 (the "License");
 *  *    you may not use this file except in compliance with the License.
 *  *    You may obtain a copy of the License at
 *  *
 *  *        http://www.apache.org/licenses/LICENSE-2.0
 *  *
 *  *    Unless required by applicable law or agreed to in writing, software
 *  *    distributed under the License is distributed on an "AS IS" BASIS,
 *  *    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *  *    See the License for the specific language governing permissions and
 *  *    limitations under the License.
 *
 */

package com.amitshekhar.utils;

import android.content.Context;
import android.net.wifi.WifiManager;

import java.net.InetAddress;
import java.net.NetworkInterface;
import java.net.SocketException;
import java.util.Enumeration;

/**
 * Created by amitshekhar on 15/11/16.
 */

public final class NetworkUtils {

    private NetworkUtils() {
        // This class in not publicly instantiable
    }

    public static String getAddressLog(Context context, int port) {
//        WifiManager wifiManager = (WifiManager) context.getSystemService(Context.WIFI_SERVICE);
//        int ipAddress = wifiManager.getConnectionInfo().getIpAddress();
//        final String formatedIpAddress = String.format("%d.%d.%d.%d", (ipAddress & 0xff), (ipAddress >> 8 & 0xff), (ipAddress >> 16 & 0xff), (ipAddress >> 24 & 0xff));
        try {
            return "Open http://" + getIp() + ":" + port + " in your browser";
        } catch (SocketException e) {
            e.printStackTrace();
        }
        return "";
    }

    public static String getIp() throws SocketException {
        String ipAddress = "";
        Enumeration<NetworkInterface> netInterfaces = null;
        netInterfaces = NetworkInterface.getNetworkInterfaces();
        if (netInterfaces == null) {
            return ipAddress;
        }
        while (netInterfaces.hasMoreElements()) {
            NetworkInterface intf = netInterfaces.nextElement();
            if (intf.getName().toLowerCase().equals("eth0") || intf.getName().toLowerCase().equals("wlan0")) {
                for (Enumeration<InetAddress> enumIpAddr = intf.getInetAddresses(); enumIpAddr.hasMoreElements(); ) {
                    InetAddress inetAddress = enumIpAddr.nextElement();
                    if (!inetAddress.isLoopbackAddress()) {
                        String curIpAddress = inetAddress.getHostAddress();
                        if (!curIpAddress.contains("::")) { // 过滤ipV6的地址
                            ipAddress = curIpAddress;
                            if (intf.getName().toLowerCase().equals("eth0")) {
                                return ipAddress;
                            }
                        }
                    }
                }
            }
        }
        return ipAddress;
    }

}