这个问题在这里已经有了答案:
getActiveNetworkInfo() is deprecated in API 29 [duplicate]
(3 个回答)
activeNetworkInfo.type is deprecated in API level 28
(16 个答案)
2年前关闭。
我想检查网络连接。所以,我用了ConnectivityManager.activateNetworkInfo.isConnected
不幸的是,这在 API 29 中已被弃用。
private fun isOnline(): Boolean {
val connectivityManager = appContext.getSystemService(Context.CONNECTIVITY_SERVICE) as ConnectivityManager
val networkInfo = connectivityManager.activeNetworkInfo
return networkInfo != null && networkInfo.isConnected
}
你可以在这里看到折旧信息
最佳答案
基于 Google Document 已弃用
因此,如果要查找网络连接状态,可以使用此代码。
Kotlin :
private fun isNetworkAvailable(context: Context): Boolean {
val connectivityManager = context.getSystemService(Context.CONNECTIVITY_SERVICE) as ConnectivityManager
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) {
val nw = connectivityManager.activeNetwork ?: return false
val actNw = connectivityManager.getNetworkCapabilities(nw) ?: return false
return when {
actNw.hasTransport(NetworkCapabilities.TRANSPORT_WIFI) -> true
actNw.hasTransport(NetworkCapabilities.TRANSPORT_CELLULAR) -> true
//for other device how are able to connect with Ethernet
actNw.hasTransport(NetworkCapabilities.TRANSPORT_ETHERNET) -> true
//for check internet over Bluetooth
actNw.hasTransport(NetworkCapabilities.TRANSPORT_BLUETOOTH) -> true
else -> false
}
} else {
return connectivityManager.activeNetworkInfo?.isConnected ?: false
}
}
java :private Boolean isNetworkAvailable(Application application) {
ConnectivityManager connectivityManager = (ConnectivityManager) application.getSystemService(Context.CONNECTIVITY_SERVICE);
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) {
Network nw = connectivityManager.getActiveNetwork();
if (nw == null) return false;
NetworkCapabilities actNw = connectivityManager.getNetworkCapabilities(nw);
return actNw != null && (actNw.hasTransport(NetworkCapabilities.TRANSPORT_WIFI) || actNw.hasTransport(NetworkCapabilities.TRANSPORT_CELLULAR) || actNw.hasTransport(NetworkCapabilities.TRANSPORT_ETHERNET) || actNw.hasTransport(NetworkCapabilities.TRANSPORT_BLUETOOTH));
} else {
NetworkInfo nwInfo = connectivityManager.getActiveNetworkInfo();
return nwInfo != null && nwInfo.isConnected();
}
}
你可以看到所有NetworkCapability这里。
关于android - NetworkInfo 已被 API 29 弃用,我们在Stack Overflow上找到一个类似的问题: https://stackoverflow.com/questions/57284582/