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Add comment about NetworkInfo#isConnected()

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This commit is contained in:
Sebastian Kürten
2023-01-24 14:48:03 +01:00
parent 0cea137d75
commit fd2d5c9173
1 changed files with 5 additions and 0 deletions
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5
bramble-android/src/main/java/org/briarproject/bramble/network/AndroidNetworkManager.java
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@@ -118,6 +118,11 @@ class AndroidNetworkManager implements NetworkManager, Service {
try {
NetworkInfo net = connectivityManager.getActiveNetworkInfo();
boolean connected = net != null && net.isConnected();
// Research into Android's behavior to check network connectivity
// (https://code.briarproject.org/briar/public-mesh-research/-/issues/19)
// has shown that NetworkInfo#isConnected() returns true if the device
// is connected to any Wifi, independent of whether any specific IP
// address can be reached using it or any domain names can be resolved.
boolean wifi = false, ipv6Only = false;
if (connected) {
wifi = net.getType() == TYPE_WIFI;