public class ConnectUtils {// 當前是否有網絡連接 public static boolean isNetworkConnected(Context context) {//獲取網絡連接管理器 ConnectivityManager connectivityManager = (ConnectivityManager) context.getSystemService(Context.CONNECTIVITY_SERVICE); //獲取當前活動的網絡信息 NetworkInfo activeNetworkInfo = connectivityManager.getActiveNetworkInfo(); if (activeNetworkInfo != null && activeNetworkInfo.isConnected()) {return true; }return false; }//獲取網絡的類型 public static String getNetworkType(Context context) {//獲取網絡連接管理器 ConnectivityManager connectivityManager = (ConnectivityManager) context.getSystemService(Context.CONNECTIVITY_SERVICE); //獲取當前活動的網絡信息 NetworkInfo activeNetworkInfo = connectivityManager.getActiveNetworkInfo(); if (activeNetworkInfo != null && activeNetworkInfo.isConnected()) {return activeNetworkInfo.getTypeName(); }return null; }//判斷是否是wifi網絡 public static boolean isWifi(Context context){//獲取網絡連接管理器 ConnectivityManager connectivityManager = (ConnectivityManager) context.getSystemService(Context.CONNECTIVITY_SERVICE); //獲取wifi網絡信息 NetworkInfo wifiNetworkInfo = connectivityManager.getNetworkInfo(ConnectivityManager.TYPE_WIFI); if(wifiNetworkInfo != null && wifiNetworkInfo.isConnected()){return true; }return false; }//判斷是否是移動網絡 public static boolean isMobile(Context context){//獲取網絡連接管理器 ConnectivityManager connectivityManager = (ConnectivityManager) context.getSystemService(Context.CONNECTIVITY_SERVICE); //獲取wifi網絡信息 NetworkInfo mobileNetworkInfo = connectivityManager.getNetworkInfo(ConnectivityManager.TYPE_MOBILE); if(mobileNetworkInfo != null && mobileNetworkInfo.isConnected()){return true; }return false; }}

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