NetworkUtils.java

package com.youth.xframe.utils;

import android.content.Context;
import android.content.Intent;
import android.net.ConnectivityManager;
import android.net.NetworkInfo;
import android.net.wifi.WifiInfo;
import android.net.wifi.WifiManager;
import android.telephony.TelephonyManager;

import com.youth.xframe.XFrame;

import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.lang.reflect.Method;
import java.net.InetAddress;
import java.net.NetworkInterface;
import java.net.Socket;
import java.net.SocketException;
import java.net.UnknownHostException;
import java.util.Enumeration;
import java.util.concurrent.Callable;
import java.util.concurrent.ExecutionException;
import java.util.concurrent.ExecutorService;
import java.util.concurrent.Executors;
import java.util.concurrent.Future;
import java.util.concurrent.TimeUnit;
import java.util.concurrent.TimeoutException;
/**
 * 网络相关工具类
 */

public class XNetworkUtils {

    private XNetworkUtils() {
        throw new UnsupportedOperationException("u can't instantiate me...");
    }

    private static Context context=XFrame.getContext();

    public enum NetworkType {
        NETWORK_WIFI,
        NETWORK_4G,
        NETWORK_3G,
        NETWORK_2G,
        NETWORK_UNKNOWN,
        NETWORK_NO
    }

    /**
     * 打开网络设置界面
     * <p>3.0以下打开设置界面</p>
     */
    public static void openWirelessSettings() {
        if (android.os.Build.VERSION.SDK_INT > 10) {
            context.startActivity(new Intent(android.provider.Settings.ACTION_WIRELESS_SETTINGS).setFlags(Intent.FLAG_ACTIVITY_NEW_TASK));
        } else {
            context.startActivity(new Intent(android.provider.Settings.ACTION_SETTINGS).setFlags(Intent.FLAG_ACTIVITY_NEW_TASK));
        }
    }

    /**
     * 获取活动网络信息
     * <p>需添加权限 {@code <uses-permission android:name="android.permission.ACCESS_NETWORK_STATE"/>}</p>
     *
     * @return NetworkInfo
     */
    private static NetworkInfo getActiveNetworkInfo() {
        return ((ConnectivityManager) context.getSystemService(Context.CONNECTIVITY_SERVICE)).getActiveNetworkInfo();
    }

    /**
     * 判断网络是否连接
     * <p>需添加权限 {@code <uses-permission android:name="android.permission.ACCESS_NETWORK_STATE"/>}</p>
     *
     * @return {@code true}: 是<br>{@code false}: 否
     */
    public static boolean isConnected() {
        NetworkInfo info = getActiveNetworkInfo();
        return info != null && info.isConnected();
    }

    /**
     * 判断网络是否可用
     * <p>需添加权限 {@code <uses-permission android:name="android.permission.ACCESS_NETWORK_STATE"/>}</p>
     *
     * @return {@code true}: 可用<br>{@code false}: 不可用
     */
    public static boolean isAvailable() {
        NetworkInfo info = getActiveNetworkInfo();
        return info != null && info.isAvailable();
    }

    /**
     * Android 判断是否能真正上网(避免连入wifi无网的状态)
     * @return
     */
    public static final boolean ping() {
        try {
            String ip = "www.baidu.com";// ping 的地址，可以换成任何一种可靠的外网
            Process p = Runtime.getRuntime().exec("ping -c 3 -w 100 " + ip);// ping网址3次
            // ping的状态
            int status = p.waitFor();
            if (status == 0) {
                return true;
            }
        } catch (Exception e) {
        }
        return false;
    }
    /**
     * 判断移动数据是否打开
     *
     * @return {@code true}: 是<br>{@code false}: 否
     */
    public static boolean getDataEnabled() {
        try {
            TelephonyManager tm = (TelephonyManager) context.getSystemService(Context.TELEPHONY_SERVICE);
            Method getMobileDataEnabledMethod = tm.getClass().getDeclaredMethod("getDataEnabled");
            if (null != getMobileDataEnabledMethod) {
                return (boolean) getMobileDataEnabledMethod.invoke(tm);
            }
        } catch (Exception e) {
            e.printStackTrace();
        }
        return false;
    }

    /**
     * 打开或关闭移动数据(仅限系统应用)
     * <p>需系统应用 需添加权限{@code <uses-permission android:name="android.permission.MODIFY_PHONE_STATE"/>}</p>
     *
     * @param enabled {@code true}: 打开<br>{@code false}: 关闭
     */
    public static void setDataEnabled(boolean enabled) {
        try {
            TelephonyManager tm = (TelephonyManager) context.getSystemService(Context.TELEPHONY_SERVICE);
            Method setMobileDataEnabledMethod = tm.getClass().getDeclaredMethod("setDataEnabled", boolean.class);
            if (null != setMobileDataEnabledMethod) {
                setMobileDataEnabledMethod.invoke(tm, enabled);
            }
        } catch (Exception e) {
            e.printStackTrace();
        }
    }

    /**
     * 判断网络是否是4G
     * <p>需添加权限 {@code <uses-permission android:name="android.permission.ACCESS_NETWORK_STATE"/>}</p>
     *
     * @return {@code true}: 是<br>{@code false}: 否
     */
    public static boolean is4G() {
        NetworkInfo info = getActiveNetworkInfo();
        return info != null && info.isAvailable() && info.getSubtype() == TelephonyManager.NETWORK_TYPE_LTE;
    }

    /**
     * 判断wifi是否打开
     * <p>需添加权限 {@code <uses-permission android:name="android.permission.ACCESS_WIFI_STATE"/>}</p>
     *
     * @return {@code true}: 是<br>{@code false}: 否
     */
    public static boolean getWifiEnabled() {
        WifiManager wifiManager = (WifiManager) context.getSystemService(Context.WIFI_SERVICE);
        return wifiManager.isWifiEnabled();
    }

    /**
     * 打开或关闭wifi
     * <p>需添加权限 {@code <uses-permission android:name="android.permission.CHANGE_WIFI_STATE"/>}</p>
     *
     * @param enabled {@code true}: 打开<br>{@code false}: 关闭
     */
    public static void setWifiEnabled(boolean enabled) {
        WifiManager wifiManager = (WifiManager) context.getSystemService(Context.WIFI_SERVICE);
        if (enabled) {
            if (!wifiManager.isWifiEnabled()) {
                wifiManager.setWifiEnabled(true);
            }
        } else {
            if (wifiManager.isWifiEnabled()) {
                wifiManager.setWifiEnabled(false);
            }
        }
    }

    /**
     * 判断wifi是否连接状态
     * <p>需添加权限 {@code <uses-permission android:name="android.permission.ACCESS_NETWORK_STATE"/>}</p>
     *
     * @return {@code true}: 连接<br>{@code false}: 未连接
     */
    public static boolean isWifiConnected() {
        ConnectivityManager cm = (ConnectivityManager) context
                .getSystemService(Context.CONNECTIVITY_SERVICE);
        return cm != null && cm.getActiveNetworkInfo() != null
                && cm.getActiveNetworkInfo().getType() == ConnectivityManager.TYPE_WIFI;
    }

    /**
     * 判断wifi数据是否可用
     * <p>需添加权限 {@code <uses-permission android:name="android.permission.ACCESS_WIFI_STATE"/>}</p>
     * <p>需添加权限 {@code <uses-permission android:name="android.permission.INTERNET"/>}</p>
     *
     * @return {@code true}: 是<br>{@code false}: 否
     */
    public static boolean isWifiAvailable() {
        return getWifiEnabled() && isAvailable();
    }

    /**
     * 获取网络运营商名称
     * <p>中国移动、如中国联通、中国电信</p>
     *
     * @return 运营商名称
     */
    public static String getNetworkOperatorName() {
        TelephonyManager tm = (TelephonyManager) context.getSystemService(Context.TELEPHONY_SERVICE);
        return tm != null ? tm.getNetworkOperatorName() : null;
    }

    private static final int NETWORK_TYPE_GSM      = 16;
    private static final int NETWORK_TYPE_TD_SCDMA = 17;
    private static final int NETWORK_TYPE_IWLAN    = 18;

    /**
     * 获取当前网络类型
     * <p>需添加权限 {@code <uses-permission android:name="android.permission.ACCESS_NETWORK_STATE"/>}</p>
     *
     * @return 网络类型
     * <ul>
     * <li>{@link XNetworkUtils.NetworkType#NETWORK_WIFI   } </li>
     * <li>{@link XNetworkUtils.NetworkType#NETWORK_4G     } </li>
     * <li>{@link XNetworkUtils.NetworkType#NETWORK_3G     } </li>
     * <li>{@link XNetworkUtils.NetworkType#NETWORK_2G     } </li>
     * <li>{@link XNetworkUtils.NetworkType#NETWORK_UNKNOWN} </li>
     * <li>{@link XNetworkUtils.NetworkType#NETWORK_NO     } </li>
     * </ul>
     */
    public static NetworkType getNetworkType() {
        NetworkType netType = NetworkType.NETWORK_NO;
        NetworkInfo info = getActiveNetworkInfo();
        if (info != null && info.isAvailable()) {

            if (info.getType() == ConnectivityManager.TYPE_WIFI) {
                netType = NetworkType.NETWORK_WIFI;
            } else if (info.getType() == ConnectivityManager.TYPE_MOBILE) {
                switch (info.getSubtype()) {

                    case NETWORK_TYPE_GSM:
                    case TelephonyManager.NETWORK_TYPE_GPRS:
                    case TelephonyManager.NETWORK_TYPE_CDMA:
                    case TelephonyManager.NETWORK_TYPE_EDGE:
                    case TelephonyManager.NETWORK_TYPE_1xRTT:
                    case TelephonyManager.NETWORK_TYPE_IDEN:
                        netType = NetworkType.NETWORK_2G;
                        break;

                    case NETWORK_TYPE_TD_SCDMA:
                    case TelephonyManager.NETWORK_TYPE_EVDO_A:
                    case TelephonyManager.NETWORK_TYPE_UMTS:
                    case TelephonyManager.NETWORK_TYPE_EVDO_0:
                    case TelephonyManager.NETWORK_TYPE_HSDPA:
                    case TelephonyManager.NETWORK_TYPE_HSUPA:
                    case TelephonyManager.NETWORK_TYPE_HSPA:
                    case TelephonyManager.NETWORK_TYPE_EVDO_B:
                    case TelephonyManager.NETWORK_TYPE_EHRPD:
                    case TelephonyManager.NETWORK_TYPE_HSPAP:
                        netType = NetworkType.NETWORK_3G;
                        break;

                    case NETWORK_TYPE_IWLAN:
                    case TelephonyManager.NETWORK_TYPE_LTE:
                        netType = NetworkType.NETWORK_4G;
                        break;
                    default:

                        String subtypeName = info.getSubtypeName();
                        if (subtypeName.equalsIgnoreCase("TD-SCDMA")
                                || subtypeName.equalsIgnoreCase("WCDMA")
                                || subtypeName.equalsIgnoreCase("CDMA2000")) {
                            netType = NetworkType.NETWORK_3G;
                        } else {
                            netType = NetworkType.NETWORK_UNKNOWN;
                        }
                        break;
                }
            } else {
                netType = NetworkType.NETWORK_UNKNOWN;
            }
        }
        return netType;
    }

    /**
     * 获取IP地址
     * <p>需添加权限 {@code <uses-permission android:name="android.permission.INTERNET"/>}</p>
     *
     * @param useIPv4 是否用IPv4
     * @return IP地址
     */
    public static String getIPAddress(boolean useIPv4) {
        try {
            for (Enumeration<NetworkInterface> nis = NetworkInterface.getNetworkInterfaces(); nis.hasMoreElements(); ) {
                NetworkInterface ni = nis.nextElement();
                // 防止小米手机返回10.0.2.15
                if (!ni.isUp()) continue;
                for (Enumeration<InetAddress> addresses = ni.getInetAddresses(); addresses.hasMoreElements(); ) {
                    InetAddress inetAddress = addresses.nextElement();
                    if (!inetAddress.isLoopbackAddress()) {
                        String hostAddress = inetAddress.getHostAddress();
                        boolean isIPv4 = hostAddress.indexOf(':') < 0;
                        if (useIPv4) {
                            if (isIPv4) return hostAddress;
                        } else {
                            if (!isIPv4) {
                                int index = hostAddress.indexOf('%');
                                return index < 0 ? hostAddress.toUpperCase() : hostAddress.substring(0, index).toUpperCase();
                            }
                        }
                    }
                }
            }
        } catch (SocketException e) {
            e.printStackTrace();
        }
        return null;
    }

    /**
     * 获取域名ip地址
     * <p>需添加权限 {@code <uses-permission android:name="android.permission.INTERNET"/>}</p>
     *
     * @param domain 域名
     * @return ip地址
     */
    public static String getDomainAddress(final String domain) {
        try {
            ExecutorService exec = Executors.newCachedThreadPool();
            Future<String> fs = exec.submit(new Callable<String>() {
                @Override
                public String call() throws Exception {
                    InetAddress inetAddress;
                    try {
                        inetAddress = InetAddress.getByName(domain);
                        return inetAddress.getHostAddress();
                    } catch (UnknownHostException e) {
                        e.printStackTrace();
                    }
                    return null;
                }
            });
            return fs.get();
        } catch (InterruptedException | ExecutionException e) {
            e.printStackTrace();
        }
        return null;
    }

}