| // Copyright 2019 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| package io.flutter.plugins.connectivity; |
| |
| import android.net.ConnectivityManager; |
| import android.net.Network; |
| import android.net.NetworkCapabilities; |
| import android.net.NetworkInfo; |
| import android.net.wifi.WifiInfo; |
| import android.net.wifi.WifiManager; |
| import android.os.Build; |
| |
| /** Reports connectivity related information such as connectivity type and wifi information. */ |
| class Connectivity { |
| private ConnectivityManager connectivityManager; |
| private WifiManager wifiManager; |
| |
| Connectivity(ConnectivityManager connectivityManager, WifiManager wifiManager) { |
| this.connectivityManager = connectivityManager; |
| this.wifiManager = wifiManager; |
| } |
| |
| String getNetworkType() { |
| if (android.os.Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) { |
| Network network = connectivityManager.getActiveNetwork(); |
| NetworkCapabilities capabilities = connectivityManager.getNetworkCapabilities(network); |
| if (capabilities == null) { |
| return "none"; |
| } |
| if (capabilities.hasTransport(NetworkCapabilities.TRANSPORT_WIFI) |
| || capabilities.hasTransport(NetworkCapabilities.TRANSPORT_ETHERNET)) { |
| return "wifi"; |
| } |
| if (capabilities.hasTransport(NetworkCapabilities.TRANSPORT_CELLULAR)) { |
| return "mobile"; |
| } |
| } |
| |
| return getNetworkTypeLegacy(); |
| } |
| |
| String getWifiName() { |
| WifiInfo wifiInfo = getWifiInfo(); |
| String ssid = null; |
| if (wifiInfo != null) ssid = wifiInfo.getSSID(); |
| if (ssid != null) ssid = ssid.replaceAll("\"", ""); // Android returns "SSID" |
| return ssid; |
| } |
| |
| String getWifiBSSID() { |
| WifiInfo wifiInfo = getWifiInfo(); |
| String bssid = null; |
| if (wifiInfo != null) { |
| bssid = wifiInfo.getBSSID(); |
| } |
| return bssid; |
| } |
| |
| String getWifiIPAddress() { |
| WifiInfo wifiInfo = null; |
| if (wifiManager != null) wifiInfo = wifiManager.getConnectionInfo(); |
| |
| String ip = null; |
| int i_ip = 0; |
| if (wifiInfo != null) i_ip = wifiInfo.getIpAddress(); |
| |
| if (i_ip != 0) |
| ip = |
| String.format( |
| "%d.%d.%d.%d", |
| (i_ip & 0xff), (i_ip >> 8 & 0xff), (i_ip >> 16 & 0xff), (i_ip >> 24 & 0xff)); |
| |
| return ip; |
| } |
| |
| private WifiInfo getWifiInfo() { |
| return wifiManager == null ? null : wifiManager.getConnectionInfo(); |
| } |
| |
| @SuppressWarnings("deprecation") |
| private String getNetworkTypeLegacy() { |
| // handle type for Android versions less than Android 9 |
| NetworkInfo info = connectivityManager.getActiveNetworkInfo(); |
| if (info == null || !info.isConnected()) { |
| return "none"; |
| } |
| int type = info.getType(); |
| switch (type) { |
| case ConnectivityManager.TYPE_ETHERNET: |
| case ConnectivityManager.TYPE_WIFI: |
| case ConnectivityManager.TYPE_WIMAX: |
| return "wifi"; |
| case ConnectivityManager.TYPE_MOBILE: |
| case ConnectivityManager.TYPE_MOBILE_DUN: |
| case ConnectivityManager.TYPE_MOBILE_HIPRI: |
| return "mobile"; |
| default: |
| return "none"; |
| } |
| } |
| |
| public ConnectivityManager getConnectivityManager() { |
| return connectivityManager; |
| } |
| } |