BaseOkHttp/okhttplib/src/main/java/com/benyanyi/okhttp/InternetUtil.java

package com.benyanyi.okhttp;

import android.annotation.SuppressLint;
import android.content.Context;
import android.net.ConnectivityManager;
import android.net.NetworkInfo;
import android.net.wifi.WifiInfo;
import android.net.wifi.WifiManager;

/**
 * @author myLove
 */

class InternetUtil {
    /**
     * 判断是否有网络连接
     */
    static boolean isNetWorkConnected(Context context) {
        ConnectivityManager connectivityManager = (ConnectivityManager) context.getSystemService(Context.CONNECTIVITY_SERVICE);
        NetworkInfo networkInfo = null;
        if (connectivityManager != null) {
            networkInfo = connectivityManager.getActiveNetworkInfo();
        }
        return networkInfo == null || !networkInfo.isConnected();
    }

    /**
     * 判断WIFI网络是否可用
     * <p>
     * 测试没用
     */
    static boolean isWifiConnected(Context context) {
        ConnectivityManager connectivityManager = (ConnectivityManager) context.getSystemService(Context.CONNECTIVITY_SERVICE);
        NetworkInfo networkInfo = null;
        if (connectivityManager != null) {
            networkInfo = connectivityManager.getActiveNetworkInfo();
        }
        return networkInfo != null && networkInfo.isConnected();
    }

    /**
     * 判断MOBILE网络是否可用
     * <p>
     * 测试没用
     */
    static boolean isMobileConnected(Context context) {
        ConnectivityManager connectivityManager = (ConnectivityManager) context.getSystemService(Context.CONNECTIVITY_SERVICE);
        NetworkInfo networkInfo = null;
        if (connectivityManager != null) {
            networkInfo = connectivityManager.getActiveNetworkInfo();
        }
        return networkInfo != null && networkInfo.isConnected();
    }

    /**
     * 获取当前网络连接的类型信息
     */
    static int getConnectedType(Context context) {
        int i = -1;
        ConnectivityManager connectivityManager = (ConnectivityManager) context.getSystemService(Context.CONNECTIVITY_SERVICE);
        NetworkInfo networkInfo = connectivityManager.getActiveNetworkInfo();
        if (networkInfo != null) {
            if (networkInfo.isConnected()) {
                i = networkInfo.getType();
            }
        }
        return i;
    }

    /**
     * 获取当前ip地址
     */
    static String getLocalIpAddress(Context context) {
        try {
            WifiManager wifiManager = (WifiManager) context.getApplicationContext()
                    .getSystemService(Context.WIFI_SERVICE);
            @SuppressLint("MissingPermission")
            WifiInfo wifiInfo = wifiManager.getConnectionInfo();
            int i = wifiInfo.getIpAddress();
            return int2ip(i);
        } catch (Exception ex) {
            return " 获取IP出错!!!!请保证是WIFI,或者请重新打开网络!\n" + ex.getMessage();
        }
    }

    /**
     * 将ip的整数形式转换成ip形式
     */
    private static String int2ip(int ipInt) {
        return String.valueOf(ipInt & 0xFF) + "." +
                ((ipInt >> 8) & 0xFF) + "." +
                ((ipInt >> 16) & 0xFF) + "." +
                ((ipInt >> 24) & 0xFF);
    }
}